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6.4.6 Replacing a T/H Sensor

Prerequisites

●

A T/H sensor needs to be replaced.

●

A spare T/H sensor of the same model is available and functional.

Context

Preparation: Maintain from the rear door.

Procedure

Step 1 Tap Shutdown on the home screen of the display module.

NO TICE

Exercise caution because the device is still energized after it is shut down on the

screen of the display module.

Step 2 Open the rear door and remove the air filter.
Step 3 Remove the cable terminals from the T/H sensor.
Step 4 Pull out the T/H sensor upwards.

Figure 6-9 Removing a T/H sensor (NetCol5000-C065)

NetCol5000-C(030, 032, 065) In-row Chilled Water

Smart Cooling Product

User Manual

6 System Operation and Maintenance

Issue 04 (2021-03-15)

162

Содержание NetCol5000-C030 Series

Страница 1: ...NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual Issue 04 Date 2021 03 15 HUAWEI TECHNOLOGIES CO LTD ...

Страница 2: ...cribed in this document may not be within the purchase scope or the usage scope Unless otherwise specified in the contract all statements information and recommendations in this document are provided AS IS without warranties guarantees or representations of any kind either express or implied The information in this document is subject to change without notice Every effort has been made in the prep...

Страница 3: ...hnical support engineers System engineers Hardware installation engineers Commissioning engineers Data configuration engineers Maintenance engineers Symbol Conventions The symbols that may be found in this document are defined as follows Symbol Description Indicates a hazard with a high level of risk which if not avoided will result in death or serious injury Indicates a hazard with a medium level...

Страница 4: ...pment damage and environment deterioration Change History Changes between document issues are cumulative The latest document issue contains all the changes made in earlier issues Issue 04 2021 03 15 Added the content about top and bottom pipe routing scenarios of the NetCol5000 C065 and NetCol5000 C030 Issue 03 2020 08 30 Added 4 5 5 Correlation Relationship of Parameters Added 4 7 1 Antifreeze Ha...

Страница 5: ...065 23 2 6 Typical Application Scenarios NetCol5000 C030 C032 23 2 7 Application Conditions 24 2 8 Technical Specifications NetCol5000 C065 27 2 9 Technical Specifications NetCol5000 C030 C032 28 2 10 Performance Curves 29 3 Installation 31 3 1 Installation Precautions 31 3 1 1 Pipe Connection 32 3 1 2 Materials 33 3 1 2 1 Installation Tools 34 3 1 2 2 Drainpipe 35 3 1 2 3 Optional Humidifier Wate...

Страница 6: ...forming a Leakage Test with Nitrogen 63 3 10 Injecting Water to Expel Gas 64 3 11 Optional Leakage Test with Water 65 3 12 Electrical Connection 66 3 12 1 Overview and Precautions 66 3 12 2 Connecting an Equipotential PE Cable 67 3 12 3 Connecting Power Cables 67 3 12 4 Teamwork Networking and Monitoring 71 3 12 4 1 Main Control Board Ports 71 3 12 4 2 Signal Ports 72 3 12 4 3 Connecting the Teamw...

Страница 7: ...0 4 7 1 Antifreeze Handling 121 4 8 Checking After Commissioning 122 5 WebUI 124 5 1 Preparations and WebUI Login 124 5 2 WebUI Introduction 126 6 System Operation and Maintenance 128 6 1 Routine Maintenance 128 6 1 1 Routine Maintenance Overview 128 6 1 2 Routine Maintenance Items 129 6 2 Alarm Reference 132 6 3 Troubleshooting 153 6 4 Parts Replacement 155 6 4 1 Replacement Requirements 155 6 4 ...

Страница 8: ...Do I Restore Factory Settings 188 7 1 16 Which Parameters Are Restored to Default Values After Default Settings Are Operated 189 7 1 17 How Do I Export Data 190 7 1 18 How Do I Export or Import a Configuration File 191 7 1 19 How Do I Import a Certificate and Key 191 7 2 WebUI Operations 192 7 2 1 How Do I Manage WebUI Users 192 7 2 2 How Do I Install a Network Security Certificate 194 7 2 3 How D...

Страница 9: ...ow local laws and regulations when installing operating or maintaining the equipment The safety instructions in this document are only supplements to local laws and regulations Huawei will not be liable for any consequences of the following circumstances Operation beyond the conditions specified in this document Installation or use in environments which are not specified in relevant international ...

Страница 10: ...on operation and maintenance Before handling a conductor surface or terminal measure the contact point voltage and ensure that there is no risk of electric shock After installing the equipment remove idle packing materials such as cartons foam plastics and cable ties from the equipment area In the case of a fire immediately leave the building or the equipment area and turn on the fire alarm bell o...

Страница 11: ...uring equipment transportation or installation in a timely manner Equipment with scratches cannot be exposed to an outdoor environment for a long period of time Before operations ensure that the equipment is firmly secured to the floor or other solid objects such as a wall or an installation rack Do not use water to clean electrical components inside or outside of a cabinet Do not change the struc...

Страница 12: ...ionals personnel who are trained or experienced in equipment operations and are clear of the sources and degree of various potential hazards in equipment installation operation maintenance Trained personnel personnel who are technically trained have required experience are aware of possible hazards on themselves in certain operations and are able to take protective measures to minimize the hazards...

Страница 13: ...ities must be performed by qualified personnel Cabling When routing cables ensure that a distance of at least 30 mm exists between the cables and heat generating components or areas This prevents damage to the insulation layer of the cables Do not route cables behind the air intake and exhaust vents of the equipment Ensure that cables meet the VW 1 or ZB flame spread rating requirements or higher ...

Страница 14: ...ging materials before storing or transporting them Figure 1 1 Wearing an ESD wrist strap Neutral Ground Voltage It is recommended that the three phase loads be equalized and the neutral ground voltage be kept at less than 2 V to meet power distribution requirements 1 4 Installation Environment Requirements To prevent fire due to high temperature ensure that the ventilation vents or heat dissipatio...

Страница 15: ...Wear personal protective equipment such as the safety helmet and safety belt or waist rope and fasten it to a solid structure Do not mount it on an insecure moveable object or metal object with sharp edges Make sure that the hooks will not slide off Set a restricted area and eye catching signs for working at heights to warn away irrelevant personnel Carry the operation machinery and tools properly...

Страница 16: ...berglass ladders when you need to perform live working at heights When a step ladder is used ensure that the pull ropes are secured and the ladder is held firm Before using a ladder check that it is intact and confirm its load bearing capacity Do not overload it Ensure that the ladder is securely positioned The recommended angle for a ladder against the floor is 75 degrees as shown in the followin...

Страница 17: ... inside Metal shavings from drilling may short circuit boards inside the equipment Obtain the consent from the customer and subcontractor before drilling Wear goggles and protective gloves when drilling holes When drilling holes protect the equipment from shavings After drilling clean up any shavings that have accumulated inside or outside the equipment Moving Heavy Objects DANGER When removing a ...

Страница 18: ...oned to ensure that the equipment does not topple Before moving the equipment secure it to the forklift truck using ropes When moving the equipment assign dedicated personnel to take care of it Choose railways sea or a road with good condition for transportation to ensure equipment safety Avoid tilt or jolt during transportation Move a cabinet with caution Any bumping or falling may damage the equ...

Страница 19: ...etCol5000 C065H90D0 Figure 2 1 Model number No Meaning Description 1 Data center smart cooling NetCol data center smart cooling 2 Model series 5000 in row smart cooling 3 Cooling mode C chilled water 4 Model code 065 model code 065 032 model code 032 030 model code 030 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 2 Product Description Issue 04 2021 03 15 Copyrigh...

Страница 20: ... existing standard cabinets Cabinet combination is supported The in row smart cooling product provides a high heat flux cooling solution that applies to high density data centers or hot areas in common data centers High heat flux cooling solutions are classified into water based or non water based solutions depending on the cooling medium The in row cooling product is a water based solution 2 3 Fe...

Страница 21: ...short circuits Control mode The NetCol5000 C supports multiple control modes including air supply control cold aisle control return air control hot aisle control and pressure differential control You can select control modes based on the characteristics of your data centers Intelligent Monitoring Users can monitor and configure the smart cooling product on a client The smart cooling product provid...

Страница 22: ... Automatic fault diagnosis Automatically identifies the root cause when a fault occurs and intelligently excludes irrelevant fault causes This function helps O M personnel perform quick maintenance greatly simplifying O M and reducing the troubleshooting time Health management Forecasts the life of key components and prompts for component replacement The function allows operators to know the life ...

Страница 23: ...perature and humidity T H sensor 6 Wet film humidifier 7 Chilled water outlet pipe 8 Water pan 9 Automatic drainpipe 10 Chilled water valve actuator 11 Chilled water inlet pipe 12 Heat exchanger NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 2 Product Description Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 15 ...

Страница 24: ...chilled water outlet pipe 8 Water pan 9 Bottom forcible drainpipe 10 Bottom chilled water inlet pipe 11 Chilled water valve actuator 12 Top chilled water inlet pipe 13 Top forcible drainpipe 14 Top chilled water outlet pipe 15 Heat exchanger NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 2 Product Description Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd...

Страница 25: ...ntrol board 3 T H sensor 4 Differential pressure switch 5 Chilled water outlet pipe 6 Chilled water inlet pipe 7 Chilled water valve actuator Fan 8 Automatic drainpipe 9 Wet film humidifier 10 Water pan 11 Fan 12 Heat exchanger NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 2 Product Description Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 17 ...

Страница 26: ...x 2 PSU 3 Main control board 4 T H sensor 5 Heat exchanger 6 Chilled water valve actuator 7 Wet film humidifier 8 Differential pressure switch NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 2 Product Description Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 18 ...

Страница 27: ...h cooling efficiency adopts the synergy field principle and computational fluid dynamics CFD to optimize the flow path design which greatly improves the heat exchange efficiency Air filter The G4 air filter in standard configuration meets requirements for equipment room cleanness It can be cleaned at least twice Wet film humidifier optional The wet film humidifier has low water quality requirement...

Страница 28: ...zzer status description Indicator Buzzer Running Status Green No buzzing The device is operating properly or there is a warning Yellow Intermittent buzzing There is an unacknowledged major alarm Red Constant buzzing There is an unacknowledged critical alarm Note In the preceding conditions the indicator blinks at a frequency of 1 Hz that is on for 0 5s and off for 0 5s NetCol5000 C 030 032 065 In ...

Страница 29: ...ion The number of operating units varies depending on the thermal load power in the data center to meet requirements promptly eliminate hot spots and save energy Anti competitive running A mechanism is adopted to prevent multiple devices in the same equipment room operating in opposite status to save energy Independent teamwork control If a communications cable in the teamwork network is disconnec...

Страница 30: ...ate the device and know the running status of the device The device supports communications protocols such as Modbus RTU Modbus TCP and SNMP facilitating connection to the network management system The display panel intelligently identifies abnormal parameter settings incorrect commands and rejects them automatically If the indoor temperature fluctuates beyond the normal range an audible and visib...

Страница 31: ...nt scenario 1 NetCol5000 C Figure 2 10 Hot aisle containment scenario 1 NetCol5000 C 2 6 Typical Application Scenarios NetCol5000 C030 C032 The NetCol5000 C provides a high heat flux cooling solution that applies to high density data centers or hot areas in common data centers It is used in class A environments in data centers NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product Use...

Страница 32: ...apacity of a single smart cooling product the humidity may be high The customer is advised to add a dehumidifier engineering procurement Do not install the smart cooling product near a noise sensitive place such as an office or a conference room Pipe Ports The following table describes the ports reserved on the device NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual ...

Страница 33: ...Room door 2 m high cabinet width 1 2 m height 2 3 m The cabinet may topple over in a short time 2 m high cabinet width 1 2 m height 2 3 m The cabinet may topple over in a short time 2 2 m high cabinet width 1 2 m height 2 5 m The cabinet may topple over in a short time Floor Raised floor bearing capacity 530 kg m2 Raised floor height 250 mm NOTE If pipes are routed from the top there is no require...

Страница 34: ...reakers are required by the customer or by local regulations use the residual current circuit breakers RCCBs that are not sensitive to the single phase DC pulses and transient current pulses Operating Specifications Table 2 4 Operating specifications Item NetCol5000 C065 NetCol5000 C030 C032 Operating ambient temperature 4 55 C Operating ambient humidity 5 95 RH Inlet water temperature of chilled ...

Страница 35: ...um operating pressure MPa 1 6 Humidification NetCol5000 C065H90D0 No NetCol5000 C065H9HD0 Yes NetCol5000 C065H9HE0 Yes Humidification capacity kg h NetCol5000 C065H90D0 0 NetCol5000 C065H9HD0 3 NetCol5000 C065H9HE0 3 External dimensions H x W x D 2000 mm x 600 mm x 1200 mm Installation mode Installed on a raised floor or base bottom pipe routing Top pipe and cable routing can also be supported Air...

Страница 36: ...olerance Rated voltage 15 to 10 rated frequency 5 Hz Rated voltage 15 to 10 rated frequency 5 Hz Number of fans 6 6 Cooling capacity kW 30a 32a Air volume m3 h 5400 5400 Maximum operating current A 9 5 9 5 Maximum operating pressure MPa 1 6 1 6 Humidificatio n NetCol5000 C030H90D0 No NetCol5000 C030H9HD0 Yes NetCol5000 C030H9HE0 Yes NetCol5000 C032H9HD0 Yes Humidificatio n capacity kg h NetCol5000...

Страница 37: ...oduct is 0 Pa 2 10 Performance Curves Figure 2 13 and Figure 2 14 show the cooling capacity derating coefficient curve in proportion to the altitude when the NetCol5000 C works under rated power and air flow Cooling Capacity Derating Coefficient Curve in Proportion to the Altitude Figure 2 13 Cooling capacity derating coefficient curve in proportion to the altitude NOTE When the altitude is within...

Страница 38: ...capacity curve in proportion to the glycol solution density NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 2 Product Description Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 30 ...

Страница 39: ...e than 1200 mm maintenance space at the front or rear of the smart cooling product and more than 1000 mm maintenance space at the other end Figure 3 1 uses more than 1200 mm maintenance space at the front door and more than 1000 mm maintenance space at the rear door as an example Install the water inlet and outlet pipes to the predefined paths and reserve proper length for connecting water inlet a...

Страница 40: ... valve in the unit when there is chilled water circulation in the system and the unit is not in use Figure 3 2 Connection diagram for bottom pipe routing 1 Copper gate valve 2 Y shaped strainer NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 32 ...

Страница 41: ...ngs delivered with the equipment Pay attention to the type and quantity of materials in the packing list Auxiliary material Customers can purchase this type of materials from Huawei or other vendors Cables Optional material Purchased from Huawei based on application scenarios Temperature and humidity sensor water sensor and smoke sensor NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling P...

Страница 42: ...ble 3 2 Common tools Appearance Specifications and Name Adjustable wrench 200 mm x 24 mm Phillips screwdriver M4 M6 M8 Flat head screwdriver M3 M4 Open end wrench 36 75 Socket wrench 13 mm 15 mm Pipe wrench 18 ESD gloves Wire strippers Needle nose pliers Diagonal pliers Pliers Flashlight Measuring tape Step ladder Insulation tape Nail hammer NetCol5000 C 030 032 065 In row Chilled Water Smart Cool...

Страница 43: ...nce above 1 6 MPa Compliant with the industry standard JB T7311 2008 Technical Specification for the Application of Anaerobic Glue in Engineering Machinery 3 1 2 2 Drainpipe NOTE Choose rigid pipe connection or hose connection based on the actual application scenario The NetCol5000 C065 top or bottom pipe routing supports only hose connection if bottom pipe routing is adopted BSPT 1 2 inch externa...

Страница 44: ... Hose clamp 6 Hose inner diameter of 3 4 inch made of EPDM or other materials NOTE A rigid pipe connection for the automatic drainpipe B rigid pipe connection for the forcible drainpipe C hose connection Figure 3 5 Drawing of a pagoda connector unit mm 3 1 2 3 Optional Humidifier Water Inlet Pipe NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 0...

Страница 45: ...led Water Inlet and Outlet Pipes The following illustrates how to connect water inlet and outlet pipes to reserved ports on the cabinet Figure 3 7 Connecting the water inlet and outlet pipes 1 NetCol5000 C065 G 1 1 2 in port with inner threads reserved device port NetCol5000 C030 C032 G 1 in port with inner threads reserved device port 2 NetCol5000 C065 Seamless steel pipe with a G 1 1 2 in extern...

Страница 46: ...different based on onsite situations Figure 3 8 Pipe supports unit mm NOTE The height of the U shaped pipe clamp is 5 mm less than the pipe diameter including the thermal insulation foam Install a support every 2500 mm for the straight sections of pipes and 1000 mm away from each bending point in turning sections 3 1 2 6 Cables The following lists the cables and devices to be connected When connec...

Страница 47: ...1 PCS Optional Fuse Slow Blow Fuse 500 V 3 15 A 2 PCS Standard configurati on delivered with the product OT terminal Naked Crimping Terminal OT 6 mm2 M6 Tin Plating Insulated Ring Terminal 12 10 AWG Yellow 6 PCS Standard configurati on delivered with the product Cord end terminal Common Terminal Single Cord End Terminal 6 mm2 0 02 m Insertion Depth 12 mm Black 12 PCS Standard configurati on delive...

Страница 48: ... 500 V 3 15 A 2 PCS Standard configuratio n delivered with the product OT terminal Naked Crimping Terminal OT 2 5 mm2 M6 Tin Plating Insulated Ring Terminal 16 14 AWG Blue 6 PCS Standard configuratio n delivered with the product Cord end terminal Common Terminal Single Wire Cord End Terminal 2 5 mm2 Insertion Depth 12 mm Blue 12 PCS Standard configuratio n delivered with the product Cable tie G200...

Страница 49: ...32 external structure take NetCol5000 C030 as an example 1 Display module 2 Door lock 3 Front door 4 Side panel 5 Rear door NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 41 ...

Страница 50: ...atic drainpipe hole 3 Humidifier water inlet pipe hole 4 Chilled water inlet pipe hole 5 Chilled water outlet pipe hole 6 Power cable hole 7 Signal cable hole NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 42 ...

Страница 51: ... hole 7 Power cable hole Figure 3 13 Holes NetCol5000 C030 C032 bottom pipe routing unit mm 1 Automatic drainpipe hole 2 Humidifier water inlet pipe hole 3 Ground cable hole 4 Chilled water outlet pipe hole 5 Chilled water inlet pipe hole 6 Power cable hole 7 Signal cable hole NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyrig...

Страница 52: ...r packaging for signs of damage If any damage is found contact the shipping company immediately Step 2 Remove the packaging 1 Cut off the straps and remove the cartons 2 Inspect the cabinet exterior for signs of collision or scratches If any damage is found contact the shipping company immediately Step 3 Check the type and quantity of fittings against the packing list If fittings are missing or in...

Страница 53: ... Installation flowchart 3 4 Checking the Nitrogen Pressure Context The device has been injected with 0 2 0 6 MPa nitrogen before delivery Check the nitrogen pressure for nitrogen leakage You can open or close the exhaust valve using a flat head screwdriver Procedure Step 1 Open the door lock using a key and open the cabinet rear door NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Prod...

Страница 54: ...et packaging the methods for removing air filters are the same Take dual cabinet packaging as an example Step 3 Take out the desiccant bag Step 4 Press and hold the manual adjustment switch and manually turn the chilled water valve to the 100 state as shown in Figure 3 18 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Hu...

Страница 55: ...rmal Slowly open the exhaust valve to discharge nitrogen and close the valve when there is no airflow through the valve If no gas emits out of the valve contact Huawei technical support Figure 3 19 Checking the nitrogen pressure NetCol5000 C065 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 47 ...

Страница 56: ...e is tightly wrapped by thermal insulation foam 3 5 Removing the Pallet 3 5 1 Removing the Pallet NetCol5000 C065 Procedure Step 1 Remove the connecting kit that secures the cabinet to the pallet from the bottom of the two side panels of the cabinet as shown in Figure 3 21 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright H...

Страница 57: ...osition You are advised to use a pallet truck to transport devices NOTICE Exercise caution when moving the cabinet to prevent falling down End 3 5 2 Removing the Pallet NetCol5000 C030 C032 Procedure Step 1 Remove the connecting kit that secures the cabinet to the pallet For single cabinet packaging Remove the connecting kit that secures the cabinet to the pallet from the bottom of the two side pa...

Страница 58: ...et and the eight bolts securing the cabinet to the pallet Figure 3 23 Removing the connecting kits that secures the cabinet to the pallet dual cabinet packaging NOTICE Save the removed bolts for future use Step 2 Remove the side plates NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 50 ...

Страница 59: ...nstallation position Figure 3 25 Force bearing position 1 Force bearing beam Step 4 Install the side plates End 3 6 Leveling and Combining Cabinets NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 51 ...

Страница 60: ...e to elevate a cabinet wrench an anchor bolt anticlockwise to lower a cabinet The leveling feet can be adjusted within a range of 0 8 mm To prevent damaged caused by cabinet tilt adjust all the leveling feet at the four corners instead of one foot Use a measuring tape to check that the vertical distance between the top of the cabinet and the floor is 2000 mm 2 mm Do not remove the leveling feet Ot...

Страница 61: ...screws Step 3 Secure the connecting kits at the connection positions on the rear door using screws in the same way NOTE Ensure that the vertical distance between each device top and the floor is 2000 mm 2 mm and that all device tops are on the same plane End NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technolog...

Страница 62: ...levate a cabinet wrench an anchor bolt anticlockwise to lower a cabinet The leveling feet can be adjusted within a range of 0 8 mm To prevent damaged caused by cabinet tilt adjust all the leveling feet at the four corners instead of one foot Use a measuring tape to check that the vertical distance between the top of the cabinet and the floor is 2000 mm 2 mm or 2200 mm 2 mm Do not remove the leveli...

Страница 63: ...ween each device top and the floor is 2000 mm 2 mm or 2200 mm 2 mm and that all device tops are on the same plane End 3 7 Securing the NetCol5000 C 3 7 1 Securing the Device NetCol5000 C065 Prerequisites Secure the smart cooling product to the base If there are no bases onsite prepare one by referring to Figure B 1 Procedure Step 1 Secure the device to the base NetCol5000 C 030 032 065 In row Chil...

Страница 64: ...ite prepare one by referring to Figure B 2 Procedure Step 1 Secure the device to the base NOTE There are rubber plugs in the fixing holes for a single cabinet packaging Take out the rubber plugs and then secure it to the base NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 56 ...

Страница 65: ...ecting servers or other devices Wrap the pipes with thermal insulation foam 3 8 1 Water Pipe Positions Figure 3 33 Water pipe positions NetCol5000 C030 C032 bottom pipe routing 1 Water inlet pipe 2 Water outlet pipe NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 57 ...

Страница 66: ...pe 3 Forcible drainpipe 4 Humidifier water inlet pipe Figure 3 35 Water pipe positions NetCol5000 C065 bottom pipe routing 1 Water inlet pipe 2 Water outlet pipe 3 Automatic drainpipe 4 Humidifier water inlet pipe NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 58 ...

Страница 67: ...2 Remove the drainpipe plug Step 3 Install a pipe adapter and seal it with sealant Step 4 Rigid pipe connection Connect the water pipe using a hot melt device and connect the drainpipe to the external drainage system Hose connection Secure the hose using hose clamps and connect the drainpipe to the external drainage system Step 5 Wrap thermal insulation foam around the pipe Figure 3 37 Connecting ...

Страница 68: ...idifier inlet water pipe A sealing washer is recommended NOTICE When plastic materials such as PA66 are used the recommended torque is 5 N m When metal materials are used the recommended torque is 10 N m A sealing washer must be used when an union is used Step 2 Clean the engineering pipe connect the reserved humidifier water inlet pipe to the engineering pipe and wrap the pipe with thermal insula...

Страница 69: ...re extra knock out holes to avoid performance loss To replace the entire device it is recommended that an active connector of the pipe is reserved for connection NetCol5000 C030 C032 need to make the holes for the chilled water inlet and outlet pipes using a knife Step 3 Clean the pipe and remove the thermal insulation foam from the pipe plug Step 4 Remove the water pipe plug using an open end wre...

Страница 70: ...ipe and remove the thermal insulation foam from the pipe plug Step 4 Remove the water pipe plug using an open end wrench Step 5 Apply screw thread sealant evenly on the connecting position of external screw threads of the straight male connector and use a torque wrench and a common wrench in collaboration to secure the straight male connector to the connector on the device Step 6 Install the seali...

Страница 71: ...the site situation Pipes have been properly connected Procedure Step 1 Manually turn the chilled water valve to the maximum 100 Step 2 Connect a reducing valve pressure gauge and nitrogen cylinder to any needle valve of the smart cooling product Inject 0 8 MPa nitrogen the pressure should reach 0 8 MPa after it is stabilized and keep it for 24 hours Figure 3 43 Nitrogen injection and pressure pres...

Страница 72: ...eases find out and repair the leakage point by using soap bubbles If the pressure is preserved properly exhaust nitrogen and wrap pipes and joints with thermal insulation foams End 3 10 Injecting Water to Expel Gas Prerequisites Nitrogen must be expelled before injecting water To avoid blockage of the heat exchanger in the smart cooling product due to foreign matter from the main pipe during the c...

Страница 73: ...3 11 Optional Leakage Test with Water NOTICE If the leakage test has been done with nitrogen skip the test with water Ensure that the indoor temperature is always above 0 C during the leakage test with water otherwise the pipes may experience frost cracks If the indoor temperature is below 0 C take anti freezing measures for the pipes Manually open the chilled water valve Inject water to 0 8 MPa a...

Страница 74: ... multimeter to measure the input voltage and ensure that the power supply is off Ensure that all smart cooling products are safely grounded before powering them on Keep cables away from the fan and so on if unavoidable take protective measures and ensure that cables are securely connected When laying out cables ensure that the power and signal cables are reliably separated and that the strong and ...

Страница 75: ...arked position in the upper part of the cabinet and connect the cable to the external ground system Figure 3 47 Connecting an equipotential PE cable NetCol5000 C065 Figure 3 48 Connecting an equipotential PE cable NetCol5000 C030 C032 3 12 3 Connecting Power Cables NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Te...

Страница 76: ...are not recommended specifications you need to prepare the terminals by yourself Step 2 Remove the cover of the electric control box 1 Remove the four screws from the cover of the electric control box using an M5 screwdriver 2 Push the cover upward and take out the cover from the positioning pins 3 Pull the entire cover out of the cabinet Figure 3 49 Removing the cover of the electric control box ...

Страница 77: ...Removing the cover of the electric control box NetCol5000 C032 1 Positioning pins 2 Positioning pin holes Step 3 Connect power cables NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 69 ...

Страница 78: ...ol5000 C030 C032 uses a 100 120 mm screwdriver to secure the cables 3 Place the connected power cables vertically use the clip to secure them in a proper position and use screws to secure the clip 4 Fasten the power cable to the vertical pillar by cable ties every 150 mm to 200 mm Step 4 Use a multimeter to check for a short circuit between L and N of AC1 and AC2 Use a multimeter to check for a sh...

Страница 79: ...nications port used for connecting to the external temperature and humidity sensor 2 T H_2 T H RS485 communications port used for connecting to the external temperature and humidity sensor 3 CAN_IN CAN_OUT used to connect CAN teamwork and RS485 monitoring cascading communications cables FE_IN FE_OUT used to connect FE teamwork and smart module monitoring communications cables 4 COM_IN RS485 commun...

Страница 80: ...Remote 9 Smoke sensor Smoke AI 10 Smoke sensor Smoke 12VDC 3 12 4 3 Connecting the Teamwork Network Cable NOTICE Smart cooling products in a teamwork group must be of the same model The default networking mode is CAN networking The smart cooling product supports two teamwork networking modes FE teamwork networking and CAN teamwork networking hand in hand 3 12 4 3 1 Connecting the FE Teamwork Netwo...

Страница 81: ...onnect one end of the FE network cable to the FE_IN port on the main control module and the other end to the POE port on the smart ETH gateway Figure 3 57 Connecting the FE teamwork network cable NetCol5000 C065 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 73 ...

Страница 82: ...m of 32 smart cooling products If CAN networking is required onsite set Teamwork CAN resistor enable on the Teamwork settings page for the first and last smart cooling products to Yes Procedure Step 1 Prepare an 8 pin standard network cable The following figure shows the wire sequence requirements NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue ...

Страница 83: ... a CAN teamwork cable Step 3 Secure the cables End 3 12 4 4 Connecting the Monitoring Network Cable The smart cooling product supports both RS485 and FE monitoring 3 12 4 4 1 Connecting the FE Monitoring Network Cable SNMP Modbus TCP Figure 3 62 Connecting FE monitoring cables Modbus TCP NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03...

Страница 84: ...thin 12 seconds it is recommended that every four smart cooling products be divided into one group Connect the COM IN port on the main control module of the first smart cooling product in each group to the host Procedure Step 1 Prepare the COM network cable by referring to Figure 3 64 Figure 3 64 Pin sequence of the COM network cable Step 2 Group smart cooling products for monitoring based on perf...

Страница 85: ...water traps or floor drains Procedure Step 1 Connect one end of the water sensor cable to the water sensor Step 2 Connect the other end of the water sensor cable to Water and Water on the water sensor at the signal port through the signal cable hole at the top of the cabinet Step 3 Secure the cable to the left post of the cabinet using cable ties Figure 3 66 Installing a water sensor NetCol5000 C ...

Страница 86: ...le or in places which lacks cooling air in the cold aisle The T H sensors outside the cabinet must be near the smart cooling product to sense the temperature of the outlet air and must be away from the air exhaust vents of other smart cooling products Procedure Step 1 Connect the T H sensors outside the cabinet and the T H sensors at the air return side in series Figure 3 67 Connecting T H sensors...

Страница 87: ... 2 3 4 5 6 Cold aisle Cold aisle 1 temp humid 11 ON ON OFF ON OFF OFF Cold aisle 2 temp humid 12 OFF OFF ON ON OFF OFF Cold aisle 3 temp humid 13 ON OFF ON ON OFF OFF Cold aisle 4 temp humid 14 OFF ON ON ON OFF OFF Cold aisle 5 temp humid 15 ON ON ON ON OFF OFF Hot aisle Hot aisle 1 temp humid 21 ON OFF ON OFF ON OFF Hot aisle 2 temp humid 22 OFF ON ON OFF ON OFF NetCol5000 C 030 032 065 In row Ch...

Страница 88: ...odule and set the sensors in the aisles corresponding to the addresses to Enable Otherwise the sensors will not work End 3 12 7 Optional Installing a Micro Differential Pressure Sensor Procedure Step 1 Secure the micro differential pressure sensor and sheet metal to the cabinet using M5 tapping screws Figure 3 70 Securing a differential pressure sensor NetCol5000 C065 NetCol5000 C 030 032 065 In r...

Страница 89: ...Installation 1 Check that the drainpipes are properly and securely installed and free from leakage blockage or sharp turns 2 Check that the chilled water connector joints have been tightly wrapped with thermal insulation foam and no metal or hose is exposed 3 Check that the liquid level detector is horizontal that the water pan is free of foreign matter such as residual cables and thermal insulati...

Страница 90: ...d signal cables are routed correctly and separately 9 Check that electric and ELV cables are bound separately NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 3 Installation Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 82 ...

Страница 91: ...y connected and that the L N and PE wires are connected in the correct phase sequence Step 4 If teamwork networking is required verify that the teamwork cable is correctly connected Step 5 If an external T H sensor is connected check that the cable connection and DIP switch settings of the T H sensor are correct End 4 2 Power On Procedure Step 1 Turn on the smart cooling product switch in the PDF ...

Страница 92: ...erwise Huawei will not be liable for any consequences of the modification performed by the user Only certified professionals are allowed to modify the advanced parameters Unauthorized modifications may lead to device malfunction or damage After the first login change the password in time to ensure account security and prevent unauthorized network attacks such as data tampering Huawei will not be l...

Страница 93: ...he date display format for the controller Set the parameter according to reading habits Date settings Specifies the date displayed on the controller Set the parameter according to the actual situation Time zone Specifies the time zone displayed on the controller Set the parameter according to the actual situation Time Specifies the time displayed on the controller Set the parameter according to th...

Страница 94: ...mwork The networking mode set on the screen must be consistent with the actual networking mode Otherwise the teamwork control function will be unavailable Networked over CAN or MAC_CAN CAN network indicates teamwork control over a CAN bus MAC_CAN network teamwork control over an FE port System Option al Parts Cold aisle sensor 1 5 Cold aisle sensors can be set to Enable or Disable If a T H sensor ...

Страница 95: ...r can be enabled only when at least two smart cooling products in the group are equipped with hot aisle T H sensors When this parameter is enabled the smart cooling product which is not configured with the hot aisle T H sensor in the group is logically controlled by using the acquired value of the configured hot aisle T H sensor Disable System Setting s Dual power supply setting Primary power firs...

Страница 96: ... be set to Enable Disable or Enabled when active power Enable indicates that the dehumidification function will be enabled when the ambient humidity exceeds the certain humidity range of the humidity set point Disable indicates that the dehumidification function will not be enabled Enabled when active power indicates that the dehumidification function will be enabled when the main power is active ...

Страница 97: ... advised to choose Return air and choose Cold aisle if the cold aisle T H sensors are configured Hot aisle is not recommended Temperature setpoint After the temperature and humidity control type and the temperature value under this type are set the device performs cooling or heating based on the settings Set this parameter as required Return air temperature 26 35 C recommended Supply air temperatu...

Страница 98: ...ust be different End 4 3 Home Screen You can tap the menu items buttons or icons on the screen to enter related screens or perform operations such as Running Alarms and Settings The controller main screen is shown in Figure 4 3 NOTICE The information in the screenshots is for reference only The actual parameters prevail Figure 4 3 Home screen NetCol5000 C 030 032 065 In row Chilled Water Smart Coo...

Страница 99: ... it buzzes when an alarm is generated When the buzzer is buzzing you can tap anywhere on the screen to mute the buzzer After the buzzer is muted it still buzzes when a new alarm is generated The icon indicates that the buzzer is off silenced After the buzzer is silenced it does not buzz when an alarm is generated 5 Critical alarms indicates the number of active critical alarms 6 Major alarms indic...

Страница 100: ... control information based on the requirements of the smart cooling product Running Checks the component status system parameters and the name control and operating status and other related information of the components in the current smart cooling product system Alarms Checks the active and historical alarms of the smart cooling product and deletes the historical alarms Settings Sets the involved...

Страница 101: ...able Cold aisle sensor 1 Procedure Step 1 On the home screen choose Settings System Settings T H sensor Figure 4 4 is displayed Figure 4 4 Setting temperature and humidity values Step 2 Set Cold aisle sensor 1 to Enable Step 3 Set the temperature and humidity values by referring to Table 4 4 NOTE You are not recommended to modify the parameters not listed in Table 4 4 NetCol5000 C 030 032 065 In r...

Страница 102: ...re configured Hot aisle is not recommended Temperatur e control mode This parameter controls the temperature inside the room or aisles based on the Average value Max value or Min value of the temperatures collected by sensors Average value Select Average value if the temperature is to be controlled based on the averaged value of the temperatures collected by multiple sensors Max value Select Max v...

Страница 103: ... this parameter as required 40 60 RH recommended Step 4 Go back to the home screen and tap Running Device Details T H sensor to check that the cold aisle 1 temperature and humidity are displayed and the values are reasonable Figure 4 5 Cold aisle temperature and humidity End 4 5 2 Optional Setting the Pressure Difference Control Prerequisites If the differential pressure sensor is installed perfor...

Страница 104: ...r type Sets the measuring range for the air side differential pressure sensor There is no default value Set it to 0 50 Pa Min indoor fan speed Sets the minimum speed for the indoor fan You are advised not to change the value Max indoor fan speed Sets the maximum speed for the indoor fan You are advised not to change the value End 4 5 3 Optional Setting Teamwork Control Parameters Prerequisites The...

Страница 105: ...able teamwork CAN resistor Teamwork function and Networking mode can be set on slave smart cooling products Other parameters of the slave units will be modified by the master unit synchronously Table 4 6 describes how to set the parameters Table 4 6 Teamwork settings Paramete r Description Setting Rule Default Value Teamwork group No The number of the teamwork controlled group which is the same fo...

Страница 106: ...t distribution Disable Networkin g mode Networking mode for the teamwork The networking mode set on the screen must be consistent with the actual networking mode Otherwise the teamwork control function will be unavailable If the networking mode changes select the corresponding networking mode on the screen Networked over CAN or MAC_CAN CAN network indicates teamwork control over a CAN bus MAC_CAN ...

Страница 107: ...dentity after a certain time maximizing their service life This function is recommended when the heat is even Disable Rotation period Rotation days 1 30 7 by default 7 day s Rotation time 24 hours in a day 0 23 0 by default 0 Forced rotation Forced rotation specifies whether to enable a forcible rotation on the group before the specified rotation time After a forced rotation the accumulated time i...

Страница 108: ...ter device When the requirement control is Indoor fan unified control or Central load distribution all smart cooling product fans in the group rotate at the same speed Anti competitive running is recommended for the following scenario In one teamwork the temperature and humidity control type and temperature and humidity set point of units are the same and device heat loads are distributed evenly D...

Страница 109: ...roducts in the group are configured with cold aisle T H sensors Disable Hot aisle temperatu re and humidity sharing This parameter can be enabled only when at least two smart cooling products in the group are equipped with hot aisle T H sensors When this parameter is enabled the smart cooling product which is not configured with the hot aisle T H sensor in the group is logically controlled by usin...

Страница 110: ...responds to the requirement control when active one is faulty critical alarms shutdown and offline or cannot meet cooling requirements 4 M S M indicates the master unit and S indicates a slave unit Blue indicates that the device is operating and gray indicates that the device is idle 5 Frame green non green A device with green frame indicates the device itself as shown in A non green frame indicat...

Страница 111: ...hether the number of active devices on the topology is the same as the actual device number If yes go to 3 If no check the cable connection and the settings of teamwork control parameters 3 Check whether the number of standby devices on the topology is the same as the actual device number If yes go to 4 If no check the cable connection and the settings of teamwork control parameters 4 Check whethe...

Страница 112: ...ting to the same NMS must be unique End 4 5 4 2 Setting Communications Parameters Modbus TCP Protocol Context To set communications parameters log in as the admin user If Link mode is Server a smart cooling product can be accessed by the NMS client If Link mode is Client a smart cooling product can be connected only to the NMS with the corresponding IP address If Link mode is Server and client a s...

Страница 113: ...pports two client connection and establishes communication In addition the smart cooling product as a client can connect to a remote server and establish communication Client encryption Enable Disable This parameter is configurable when Link mode is set to Client Server encryption Enable Disable This parameter is configurable when Link mode is set to Server NMS IP address Enter the actual IP addre...

Страница 114: ...ite requirements and then tap Submit If you set SNMP Version to ALL or SNMPv1 v2c you can set Read Community and Write Community by performing Step 3 If you set SNMP Version to ALL or SNMPv3 you can add SNMPv3 users by performing Step 4 Step 3 Set Read Community and Write Community 1 Tap the text box after Read Community as shown in Figure 4 9 Set Read Community as planned tap and then tap Submit ...

Страница 115: ...sswords of an authentication protocol and proprietary protocol must comply with the following policies The password must consist of 8 15 characters and contain at least two types of characters among uppercase letters A Z lowercase letters a z and digits 0 9 A password must be different from the corresponding user name or inverted user name A password must not be a string containing duplicate secti...

Страница 116: ...p the text box after SNMP Port as shown in Figure 4 14 Set SNMP Port to the actual port number tap and then tap Submit Figure 4 14 Setting the SNMP port NOTE SNMP Port is set to 161 by default Step 6 Tap Next Page NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 4 Power On Commissioning Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 108 ...

Страница 117: ...MP Trap End Follow up Procedure After a USB flash drive has been inserted into the USB port of the main control board and successfully identified tap Export File under MIB File to export the MIB file to the USB flash drive for the customer s use in accessing a third party NMS Figure 4 16 shows successful file export NOTICE Before using a USB flash drive ensure that its data has been scanned by ant...

Страница 118: ... of running smart cooling products in this group Parameters of Cooling Cap Mgt Upper limit of water supply temperature Lower limit of water supply temperature Parameters of Indoor Fan Min indoor fan speed Min indoor fan speed in silent mode Medium indoor fan speed in silent mode Max indoor fan speed in silent mode Max indoor fan speed Min return supply air temp difference in silent mode Medium ret...

Страница 119: ... and Wizard Startup 4 6 1 First Startup Flowchart Offline Boot or Online Boot can be selected for the first startup NOTICE Download the Service Expert app from HUAWEI AppGallery The app can only run on Android currently You must apply for the permission to use the app after downloading it Indoor fan commissioning is a mandatory item for power on commissioning Other components can be commissioned d...

Страница 120: ... startup flowchart Figure 4 18 Online startup flowchart NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 4 Power On Commissioning Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 112 ...

Страница 121: ...Humidifier stopped If there is no need to stop the humidifier contact Huawei technical support Evaluate the risk choose Settings System Settings System Control and set Water overflow alarm action to Shutdown Inactivity or Only indoor fan running 4 6 2 Startup Step 1 Tap Start on the home screen of the controller If the screen shown in Figure 4 20 is displayed indicating initial startup perform Ste...

Страница 122: ... User interfaces are for reference only Offline boot Enter the barcode and verification code on the mobile phone app to generate a startup password and start the smart cooling product on the controller screen Online boot Activate the startup password on the mobile phone app to start the smart cooling product online After factory settings are restored re verification for startup is required For det...

Страница 123: ... code on the Start Password screen of the display module The barcode and verification code are automatically entered on the app Step 4 On the Offline Activation screen enter Bar code and Verification code which are available on the home screen Figure 4 20 Tap Generate PWD to generate a startup password NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 4 Power On Commi...

Страница 124: ...i parameters and enable the WiFi function Step 3 Connect the mobile phone to the smart cooling product WiFi and ensure proper communications between the mobile phone app and the smart cooling product Step 4 Open the Service Expert app Step 5 Tap StartUp on the home screen of the app and the screen shown in Figure 4 25 is displayed Figure 4 25 Login screen NOTE The preset user name is admin and the...

Страница 125: ...ng whether to start the smart cooling product Figure 4 26 Online boot Step 8 Tap OK and follow instructions as prompted on the screen until the success message for the startup is displayed on the screen End 4 6 3 Startup Wizard Context The startup wizard allows for commissioning of components such as the fan and chilled water valve It also supports component automatic operation and automatic devic...

Страница 126: ...ard Last record is in grey indicating that the operation is not allowed For the non initial startup wizard choose Last record and you can view the last startup wizard report Step 2 Tap Yes The checking before startup screen is displayed as shown in Figure 4 28 Figure 4 28 Checking before startup Step 3 Tap Yes for check items one by one according to the prompt messages on the screen Step 4 Tap Yes...

Страница 127: ...ning items that are not required Step 5 Tap Yes The component startup commissioning screen is displayed as shown in Figure 4 30 Figure 4 30 Fan commissioning NOTE The fan commissioning item is mandatory After commissioning for a component succeeds the system automatically performs commissioning for the next component you selected If commissioning fails startup wizard ends Step 6 View the commissio...

Страница 128: ...ls End 4 7 Optional Power Off Context In shutdown mode the Shutdown button is green unavailable and the Start button is gray available Procedure Step 1 Tap Shutdown on the home screen A warning is displayed indicating whether to shut down the smart cooling product as shown in Figure 4 33 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 4 Power On Commissioning Issue ...

Страница 129: ...circulation water inside the system has a temperature no lower than 3 C or has used antifreeze liquid otherwise the heat exchanging pipes of the smart cooling product may freeze up and crack If the water temperature does not meet the requirement drain all water out of the NetCol5000 C Procedure Step 1 Remove the plugs from the drainage needle valve 1 and 2 of the heat exchanger to drain water natu...

Страница 130: ... cylinder and wait for 20 minutes Step 5 Start the nitrogen cylinder and repeat Step 2 Step 4 for three times End 4 8 Checking After Commissioning Table 4 12 lists the commissioning checklist Table 4 12 Commissioning checklist Check Item Actual Result No oil stain exists on the copper pipe thermal insulation foam or bottom plate or it has been cleaned Passed Failed The needle valve plug is secured...

Страница 131: ... Check that the chilled water valve is closed Passed Failed NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 4 Power On Commissioning Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 123 ...

Страница 132: ...ng product IP address is 192 168 0 10 subnet mask is 255 255 255 0 and default gateway is 192 168 0 1 set the PC IP address to 192 168 0 11 subnet mask to 255 255 255 0 and default gateway to 192 168 0 1 Step 4 Set LAN parameters NOTE If the smart cooling product connects to a LAN and a proxy server has been selected perform Step 4 3 and Step 4 4 If the smart cooling product connects to the Intern...

Страница 133: ...ng the proxy server 5 Click OK Step 5 Log in to the WebUI of the smart cooling product 1 Enter https IP address such as IP address https 192 168 0 10 in the address box of the browser and then press Enter to enter the WebUI login page NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 5 WebUI Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 125 ...

Страница 134: ...d with low complexity is set the system will display a message indicating that the password complexity is low and asking you to set a new one Examples of low complexity passwords H uawei123 Password and openasadminAdmin23 You will be logged out after being inactive for 10 minutes End 5 2 WebUI Introduction For data transmission security the smart cooling product supports WebUI access through SSL F...

Страница 135: ...d humidity parameters enable temperature and humidity sensor set the mode of heating and humidifying set fan control type Query Query historical alarms System Settings Upload the network security certificate Set the time zone time and date Set the IP address Set the Modbus network parameters Set the SNMP network parameters Maintenance Upgrade the software of the smart cooling product and its sub c...

Страница 136: ...ersonnel who will install operate and maintain Huawei equipment must receive thorough training understand all necessary safety precautions and be able to correctly perform all operations Pay attention to the safety symbols on the equipment and all safety instructions in this document The safety precautions given in this document do not cover all safety precautions Huawei will not be liable for any...

Страница 137: ...ill not be used for a long time Table 6 1 Routine maintenance checklist No Operation Troubleshooting Period Result 1 Check that the air filter is not blocked by dirt Clean or replace the air filter Monthl y Passed Failed 2 Check that the return air filter is not damaged or deformed Replace the air filter Monthl y Passed Failed 3 Check that the exhaust valve does not leak Close the exhaust valve Mo...

Страница 138: ...n are tightened Semi annual Passed Failed 11 Check that the fan screws are secured and not deformed Tighten the screws Replace the screws if necessary Semi annual Passed Failed 12 Check that the wiring terminals are secured Reconnect the cables Semi annual Passed Failed 13 Check and secure all cable connections Ensure that all wiring terminals such as those between the electric control box panel a...

Страница 139: ...fins that are pushed down Semi annual Passed Failed 18 Check that the thermal insulation foam on the chilled water pipe is intact Rewrap the thermal insulation foam Semi annual Passed Failed 19 Check that the pipe support is intact and securely installed Secure the base Semi annual Passed Failed 20 Check that pipes do not leak Close the water inlet stop valve and repair leaks Semi annual Passed Fa...

Страница 140: ...red automatically and manually You can clear alarms based on the site requirements Alarm ID Alarm Name Alarm Severity Possible Cause Solution A001 01 Supply water temperature sensor fault Return water temperature sensor fault Return air 1 temperature sensor fault Supply air 1 temperature sensor fault Supply air 2 temperature sensor fault Major The cables to the temperature sensor are loose or dama...

Страница 141: ...the supply water temperature is high The chilled water valve is stuck or faulty 1 Adjust the positions of the temperature sensors or temperature and humidity sensors 2 Add air conditioners or contact Huawei technical support 3 Measure the ambient temperature Check whether other causes exist if the alarm persists in a long time after startup 4 Adjust the high temperature alarm threshold 5 Calibrate...

Страница 142: ...e blocked The chilled water valve is stuck or faulty 1 Adjust the positions of the temperature sensors or temperature and humidity sensors 2 Contact Huawei technical support 3 Measure the ambient temperature Check whether other causes exist if the alarm persists in a long time after startup 4 Adjust the low temperature alarm threshold 5 Calibrate or replace the temperature sensor or temperature an...

Страница 143: ...isle 5 temp humid sensor comm failed Major The cables to the temperature and humidity sensor are loose or damaged The DIP switch of the temperature and humidity sensor is set incorrectly The temperature and humidity sensor is faulty The communications port of the main control board is faulty 1 Check the cables to the temperature and humidity sensor 2 Set the DIP switch of the temperature and humid...

Страница 144: ...runtime of the air filter exceeds the alarm threshold Maintain or replace the air filter and clear the accumulated runtime A027 01 Power loss alarm Warning The power supply is cut off If power failure occurs on the power system no maintenance is needed If it occurs in other places check the power supply cables A040 01 PSU 1 power supply abnormal PSU 2 power supply abnormal Warning The input power ...

Страница 145: ...e detected by the temperature sensor or temperature and humidity sensor is different from the actual value The chilled water flow is insufficient or the supply water temperature is high The chilled water valve is stuck or faulty 1 Adjust the positions of the temperature sensors or temperature and humidity sensors 2 Add air conditioners or contact Huawei technical support 3 Measure the ambient temp...

Страница 146: ...ers are blocked The chilled water valve is stuck or faulty 1 Adjust the positions of the temperature sensors or temperature and humidity sensors 2 Contact Huawei technical support 3 Measure the ambient temperature Check whether other causes exist if the alarm persists in a long time after startup 4 Adjust the low temperature alarm threshold 5 Calibrate or replace the temperature sensor or temperat...

Страница 147: ...the supply water temperature is high The chilled water valve is stuck or faulty 1 Adjust the positions of the temperature sensors or temperature and humidity sensors 2 Add air conditioners or contact Huawei technical support 3 Measure the ambient temperature Check whether other causes exist if the alarm persists in a long time after startup 4 Adjust the high temperature alarm threshold 5 Calibrate...

Страница 148: ...illed water valve is stuck or faulty 1 Adjust the positions of the temperature sensors or temperature and humidity sensors 2 Add air conditioners or contact Huawei technical support 3 Measure the ambient temperature Check whether other causes exist if the alarm persists in a long time after startup 4 Adjust the high temperature alarm threshold 5 Calibrate or replace the temperature sensor or tempe...

Страница 149: ...fault Indoor fan 10 fault Major The power supply to the fan is abnormal The cable to the fan is not connected properly The fan is faulty 1 Check the power supply to the fan 2 Check the cable connection to the fan 3 Maintain or replace the fan A077 40 Indoor fan 1 fault Indoor fan 2 fault Indoor fan 3 fault Indoor fan 4 fault Indoor fan 5 fault Indoor fan 6 fault Indoor fan 7 fault Indoor fan 8 fau...

Страница 150: ...p clear the foreign matter in the pump or replace the pump 4 Check the cables to the low liquid level sensor clear the obstacles or replace the low liquid level sensor A080 01 CW valve exceed runtime alarm Warning The accumulated runtime of the chilled water valve exceeds the alarm threshold Maintain or replace the chilled water valve and clear the accumulated runtime A090 01 Drain pump 1 exceed r...

Страница 151: ...e blocked The chilled water valve is stuck or faulty 1 Adjust the positions of the temperature sensors or temperature and humidity sensors 2 Contact Huawei technical support 3 Measure the ambient temperature Check whether other causes exist if the alarm persists in a long time after startup 4 Adjust the low temperature alarm threshold 5 Calibrate or replace the temperature sensor or temperature an...

Страница 152: ...e blocked The chilled water valve is stuck or faulty 1 Adjust the positions of the temperature sensors or temperature and humidity sensors 2 Contact Huawei technical support 3 Measure the ambient temperature Check whether other causes exist if the alarm persists in a long time after startup 4 Adjust the low temperature alarm threshold 5 Calibrate or replace the temperature sensor or temperature an...

Страница 153: ...arm threshold 5 Calibrate or replace the temperature and humidity sensor A094 01 Low humidity alarm Warning The ambient humidity is below the lower threshold The temperature and humidity sensor is not installed in a proper position The low humidity alarm threshold is inappropriate The value detected by the temperature and humidity sensor is different from the actual value 1 Measure the ambient hum...

Страница 154: ...tions of the supply and return water pipes 4 Exchange the positions of the supply and return water temperature sensors 5 Calibrate or replace the supply water temperature sensor A098 01 Supply water low temperature alarm Warning The temperature of chilled water is lower than the supply water low temperature alarm threshold The supply water low temperature alarm threshold is inappropriate The value...

Страница 155: ...sensor fault Major The cable to the differential pressure sensor is loose or damaged The pressure tube of the differential pressure sensor is reversely connected The differential pressure sensor is faulty 1 Check the cable connection to the differential pressure sensor 2 Check the tube connection to the differential pressure sensor 3 Maintain or replace the differential pressure sensor A220 01 Wiz...

Страница 156: ...bout the mapping between software and teamwork versions in the upgrade guide 3 Enable the sensor that corresponds to the temperature and humidity control type for the master unit on this air conditioner A272 02 Teamwork networking abnormal alarm Major Teamwork settings are incorrect for slave units The number of air conditioner units is incorrectly set on the master unit A slave unit is offline 1 ...

Страница 157: ...e indoor fan A278 04 Chilled water valve fault Major The cables to the chilled water valve are loose or damaged The chilled water valve is faulty 1 Check the control cable connection to the chilled water valve 2 Maintain or replace the chilled water valve A278 08 Chilled water valve fault Warning The cables to the chilled water valve are loose or damaged The chilled water valve is faulty 1 Check t...

Страница 158: ...fault Hot aisle 3 temp humid sensor fault Hot aisle 4 temp humid sensor fault Hot aisle 5 temp humid sensor fault Major The cables to the temperature and humidity sensor are loose or damaged The temperature and humidity sensor is faulty 1 Check the cables to the temperature and humidity sensor 2 Maintain or replace the temperature and humidity sensor NetCol5000 C 030 032 065 In row Chilled Water S...

Страница 159: ...f there is for 3s and release it 4 If the drain pump is configured check its cable connections clear the foreign matter in it or replace it 5 If the high liquid level sensor is configured check its cable connections clear the obstacles or replace it A27F 02 Water overflow alarm Critical The water overflow sensor detects water or the sensor is faulty If the water overflow sensor is configured check...

Страница 160: ... may be incorrectly set 1 Check the power supply voltage 2 Maintain or replace the voltage jumper 3 Set the toggle switch correctly A30C 01 A30C 02 A30C 04 Certificate is about to expire Warning The corresponding certificate is about to expire The system time is incorrectly set 1 Apply for a new certificate promptly and update the existing one 2 Calibrate the system time A30D 01 Certificate is not...

Страница 161: ...the fan short circuit or are disconnected The fan generates loud noises 1 The air filter is blocked 2 Dirt exists at the fan air exhaust vent 3 The fan is not securely installed 4 The fan is faulty 1 Clean the air filter 2 Clear the fan air exhaust vent 3 Fasten the fan screws 4 Replace the fan Water enters the cabinet 1 The thermal insulation tube of the NetCol5000 C is damaged 2 The condensate d...

Страница 162: ...s 4 Check the alarm causes and clear the alarm manually The humidity and temperature sensor cannot detect the humidity and temperature 1 Parameter settings on the controller are incorrect 2 DIP switches of the humidity and temperature sensor are incorrectly set 3 The humidity and temperature sensor is faulty 1 Check that the humidity and temperature sensor is enabled on the controller 2 Check that...

Страница 163: ...egulations When operating the high voltage and AC powered facilities use dedicated tools Ensure that a spare component is the same model as the faulty one is prepared before replacing the faulty component Do not install or remove power cables when the device is on Transient contact between the core of the power cable and the conductor may generate electric arcs or sparks which may cause fire or hu...

Страница 164: ...ar door Step 2 Rotate the air filter clip and remove the filter Figure 6 1 Removing an air filter NetCol5000 C065 Figure 6 2 Removing an air filter NetCol5000 C030 C032 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 6 System Operation and Maintenance Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 156 ...

Страница 165: ...l is available and functional Context Recommended tools protective gloves Phillips screwdriver diagonal pliers cable tie Preparation Maintain from the front door Procedure Step 1 Choose Maint Fan Maintenance on the home screen of the display module to locate the SN of the faulty fan and tap Power Off Step 2 Open the front door remove cables from the faulty fan use a Phillips screwdriver to remove ...

Страница 166: ...Maint Performance Maint to query the runtime of the wet film humidifier If the value is 8760 h the system automatically generates a message You are advised to change the wet film humidifier now Context Tool Phillips screwdriver Procedure Step 1 Choose Settings System Settings System Control and set Humid to Disable Step 2 Open the rear door remove the air filter and switch off general circuit brea...

Страница 167: ... Step 5 Draw out the old wet film humidifier Step 6 Install the new wet film humidifier by performing Step 4 to Step 1 NOTICE After the replacement is complete properly install the water inlet pipes to the wet film humidifier Ensure that the water inlet pipes are secured without leakage risks NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 6 System Operation and Mai...

Страница 168: ...er Procedure Step 1 Tap Shutdown on the home screen of the display module NOTICE Exercise caution because the device is still energized after it is shut down on the screen of the display module Step 2 Open the rear door remove the air filter and turn off the general switch of the smart cooling product Step 3 Remove the pressure inlet tube from the differential pressure switch use a Phillips screwd...

Страница 169: ...ay module Choose Settings Alarm Settings Main Board Check that Air filter blocked is Allow Step 7 Choose Maint Diagnostic Mode Enter and set Indoor fan to 100 Step 8 Block 100 air volume at the return air side using a plastic foam board or baffle plate and check whether the Air filter blocked alarm is generated If so the differential pressure switch works properly Then exit the diagnostic mode End...

Страница 170: ...se caution because the device is still energized after it is shut down on the screen of the display module Step 2 Open the rear door and remove the air filter Step 3 Remove the cable terminals from the T H sensor Step 4 Pull out the T H sensor upwards Figure 6 9 Removing a T H sensor NetCol5000 C065 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 6 System Operation ...

Страница 171: ...e screen of the display module End 6 4 7 Replacing a Supply Air Temperature Sensor Prerequisites A supply air temperature sensor needs to be replaced A spare temperature sensor of the same model is available and functional Context Temperature sensors can be replaced with power on Recommended tools diagonal pliers cable tie Phillips screwdriver Preparation Maintain from the front door Procedure Ste...

Страница 172: ...air temperature sensor NetCol5000 C065 Figure 6 12 Position of the supply air temperature sensor NetCol5000 C030 C032 Step 4 Remove the waterproof connector from the temperature sensor cable and remove the supply air temperature sensor probe Step 5 Secure the new supply air temperature sensor cable to the original position using cable ties and fix the sensor probe using the R shaped pipe clip NetC...

Страница 173: ...the home screen of the display module NOTICE Exercise caution because the device is still energized after it is shut down on the screen of the display module Step 2 Open the rear door and remove the air filter Step 3 Cut off the thermal insulation foam on the pipe where the sensor is secured Step 4 Use the needle nose pliers to clip out the spring tongue fastening the water inlet or outlet tempera...

Страница 174: ...ement accuracy Step 7 Reconnect the waterproof connector to the sensor cable and wrap thermal insulation foam Step 8 Install the air filter Close and lock the rear door End 6 4 9 Replacing a Rectifier Prerequisites A rectifier needs to be replaced A spare and functional rectifier is available Context Preparation Maintain from the rear door with power off Procedure Step 1 Tap Shutdown on the home s...

Страница 175: ...ack Figure 6 15 Replacing a rectifier NetCol5000 C065 Figure 6 16 Replacing a rectifier NetCol5000 C030 C032 Step 5 Remove the old rectifier insert the new rectifier to the corresponding slot and flip down the clip to lock the rectifier Step 6 Install the air filter Close and lock the rear door End NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 6 System Operation a...

Страница 176: ... device is still energized after it is shut down on the screen of the display module Step 2 Open the rear door and remove the air filter Step 3 Remove the cover of the electric control box For details see Step 2 Step 4 Remove the six screws from both sides of the main control board Figure 6 17 Replacing the main control board NetCol5000 C065 NetCol5000 C 030 032 065 In row Chilled Water Smart Cool...

Страница 177: ...e actuator needs to be replaced A spare water valve actuator of the same model is available and functional Context Recommended tools and materials diagonal pliers cable tie small Phillips screwdriver and new water valve actuator Preparation Maintain from the rear door with power off Procedure Step 1 Tap Shutdown on the home screen of the display module NetCol5000 C 030 032 065 In row Chilled Water...

Страница 178: ...wn by 2 in Figure 6 19 3 Insert a Phillips screwdriver into the hole right in front of the actuator and turn the screwdriver in the specified direction to unscrew the actuator as shown by 3 in Figure 6 19 Step 4 Install the new water valve actuator by performing Step 3 3 to Step 2 connect the actuator cable and then secure the cable using cable ties Step 5 Open the rear door install the air filter...

Страница 179: ...d standby power switch QF2 Step 3 Turn off the water injection valve of the inlet solenoid valve Step 4 Unplug the cable terminals YV1 1 and YV1 2 Step 5 Use the Phillips screwdriver to remove the two fastening screws of the sheet metal Take out the inlet solenoid valve Figure 6 20 Removing screws securing the sheet metal of the water inlet solenoid valve Step 6 Remove the intake tube of the inlet...

Страница 180: ...of the ECC as an admin user Choose Query Export Data and set Data Type to the smart cooling product Tap Export Local Data of Southbound Devices to back up data to the computer Step 2 Replace the display module CAUTION Do not frequently or quickly disconnect or connect the DP cable of the display module Do not forcibly pull the DP cable You are advised to power off the main control board or main co...

Страница 181: ...s 6 mm Figure 6 21 Replacing a display module NetCol5000 C065 Figure 6 22 Replacing a display module NetCol5000 C030 C032 4 Install the new display module in the original position on the front door by performing the preceding steps in reverse order 5 Connect the control signal cables to the display module Close and lock the front door NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Pro...

Страница 182: ...ed on the display module The main screen is displayed The whole restoration takes about 60s to 90s Step 3 Optional Import the configuration If the web or ECC is not configured skip its step 1 Insert the USB flash drive into the main control board or main control module Choose Maint USB Operations Import Config as an admin user to import the back up data in the USB flash drive 2 Log in to the WebUI...

Страница 183: ... and humidity changes You can choose to display the curves showing data changes of recent one hour one day seven days or 30 days Procedure Step 1 Tap T H Curve on the home screen The screen shown in Figure 7 1 is displayed Figure 7 1 T H curve screen NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 7 FAQ Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 175 ...

Страница 184: ...t point after the ordinate range is zoomed in or out The temperature display range is from 3 C to 30 C of the temperature setpoint The humidity display range is from 5 to 50 of the humidity setpoint The displayed value varies according to smart cooling products The actual displayed value prevails End 7 1 2 How Do I Query Logs Context The Query Logs screen displays the operations performed by the u...

Страница 185: ...yed Figure 7 3 shows the screen displayed after choosing Running Status Summary Figure 7 3 Status summary When querying component status through Device Details using the T H sensor as an example choose Running Device Details T H Sensor on the home screen to query the status of the T H Sensor as shown in Figure 7 4 Figure 7 4 T H Sensor End 7 1 4 How Do I Query System Parameters Procedure Choose Co...

Страница 186: ... How Do I Query Version Details Procedure Step 1 On the home screen select About Step 2 On the About screen tap Version Info or E label Figure 7 7 and Figure 7 8 are displayed Figure 7 7 Version Info NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 7 FAQ Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 178 ...

Страница 187: ...reen or T H Board on the About E label screen shows the information of these T H boards When some T H boards of the cold or hot aisles are disabled T H Board on the About Version Info screen or T H Board on the About E label screen does not show the information of these T H boards End 7 1 6 How Do I Check Teamwork Control Information Procedure Step 1 On the home screen choose The teamwork control ...

Страница 188: ...o I Mute the Buzzer Context Silencing the buzzer After the buzzer is silenced it does not buzz when a new alarm is generated Procedure Step 1 Tap the icon in the status bar and tap Off to silence the buzzer After the buzzer is silenced the icon changes to End NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 7 FAQ Issue 04 2021 03 15 Copyright Huawei Technologies Co L...

Страница 189: ...e by one You can query an alarm on the alarm list in related user manual for smart cooling product based on the alarm ID to view causes of the alarm and methods used to clear the alarm Step 2 You can tap an alarm to go to the Details screen of the alarm The alarm details include the alarm name generation time severity location cause ID code possible cause and handling procedure Figure 7 11 Details...

Страница 190: ...eport Rectify the faults following instructions in the diagnosis report Figure 7 12 Diagnosis report End Follow up Procedure To query historical alarms choose Common Function Query Hist Alarms or Alarms Query Hist Alarms on the home screen NOTE Historical alarms are displayed in chronological order The latest cleared alarm is displayed in the uppermost row 7 1 9 How Do I Delete Historical Alarms C...

Страница 191: ... recorded in logs End 7 1 10 How Do I Clear Component Runtime Context NOTICE Performance value clearance can only be performed after component maintenance Otherwise the component may run overtime and weaken performance Procedure Step 1 On the home screen choose Maint Performance Maint NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 7 FAQ Issue 04 2021 03 15 Copyrigh...

Страница 192: ... sensor has an error of 2 C and the calibration value should be set to 2 C Procedure Step 1 On the home screen choose Maint Sensor Calibration Step 2 Fill the calibration value based on the measured error End 7 1 12 How Do I Change the Password Prerequisites If you need to change a password log in as user admin or operator You can only change the password of the current user Procedure Step 1 On th...

Страница 193: ...ain at least two types of characters Figure 7 16 Changing a password End 7 1 13 How Do I Set Alarm Parameters Prerequisites Before setting the alarm parameters get familiar with the relationship among each parameter NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 7 FAQ Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 185 ...

Страница 194: ... air low temperature alarm threshold 5 C Return air low temperature alarm threshold Context To set an alarm threshold follow the instructions in this section The method for setting each alarm is the same This section describes how to set Threshold of Supply air high temperature alarm to 45 If you need to change alarm settings log in as the Admin user NOTICE Be careful when configuring alarms Only ...

Страница 195: ...terlocked Therefore buttons for turning on or off certain components are in gray indicating that operations of the components are not allowed To ensure system security a component may not promptly respond to operations performed on this screen For example the compressor does not respond promptly after the Off On button is tapped if the shortest running shutdown time is not met To exit the diagnost...

Страница 196: ...d NOTICE If you restore factory settings all system data will be restored to the state before delivery including login passwords operation logs parameter configurations and performance statistics All historical alarms are also cleared Perform this operation with caution as it may affect other users To ensure information security and prevent malicious password reset you must keep the cabinet keys s...

Страница 197: ... Parameters Are Restored to Default Values After Default Settings Are Operated After choosing Settings Restore Defaults Confirm the following parameters are displayed All parameters displayed on Settings System Settings All parameters displayed on Settings Alarm Settings All parameters displayed on Settings Comm Settings All parameters except for language and time settings displayed on Settings Qu...

Страница 198: ...USB flash drive ensure that its data has been scanned by antivirus software and is secure NOTE Before exporting active alarms historical alarms logs and configurations ensure that the USB flash drive has been successfully identified The USB port is located on the side of the main control board If the USB flash drive has been successfully identified is displayed in the status bar If the USB flash d...

Страница 199: ...ons Remove USB to remove the USB flash drive in safe mode Step 5 On the home screen of smart cooling product 2 choose Maint USB Operations Import Config Step 6 Select the file package to be imported and tap Next Step 7 Choose Confirm and tap Next Step 8 After the import is complete tap Finish NOTE If the file fails to be imported a failure message will be displayed Step 9 On the home screen choose...

Страница 200: ...n in the same way Step 6 Enter Key password and Confirm key password Step 7 Tap Submit If files are imported successfully a success message will be displayed If files fail to be imported the message indicating the cause for failure will be displayed Rectify the fault according to the message and import files again End 7 2 WebUI Operations 7 2 1 How Do I Manage WebUI Users Context WebUI users are c...

Страница 201: ...P are not supported Procedure Step 1 Change the login password 1 Log in to the WebUI as an administrator 2 Choose Maintenance User Management The user management page is displayed 3 Choose the admin user and click Modify Reset the login password on the displayed page and tap Confirm Figure 7 22 Changing the login password 4 Enter Login user password and click Submit Figure 7 23 Recertification Net...

Страница 202: ...en you attempt to log in to the WebUI You need to apply to an organization authorized by the customer for a network security certificate and its key with the IP address or domain name This section describes how to import the certificate and key Procedure Step 1 Log in to the WebUI as an administrator Step 2 Upload a network security certificate 1 Choose System Settings Network Security Cert 2 Sele...

Страница 203: ...meter configurations import the configuration file to smart cooling product 2 Procedure Step 1 Log in to the smart cooling product 1 WebUI as an administrator Step 2 Choose Maintenance Configuration File Step 3 Export a configuration file 1 Optional Specify Configuration File Encryption Password NOTE Record the password for importing a configuration file 2 Click Back Up Current Settings Step 4 Imp...

Страница 204: ...ort Fault Information Step 5 Save the exported data to the PC End 7 2 6 How Do I Change the Smart Cooling Product IP Address on the WebUI Context You have obtained the IP address subnet mask and default gateway information planned for the smart cooling product Procedure Step 1 Log in to the smart cooling product WebUI as an administrator Step 2 Choose System Settings IP Address and change the IP s...

Страница 205: ...right corner of the home page and view the version information Step 3 Choose Maintenance Version Information and view the version information software version and BSP version End NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual 7 FAQ Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 197 ...

Страница 206: ...For details about the mixing schemes consult glycol experts Check the quality of the glycol solution on a quarterly basis and evaluate the anticorrosion effects For details consult local water treatment experts Table A 1 Glycol concentration requirements at lowest temperatures Lowest Recorded Local Temperature Glycol Volume Concentration Freezing Point of Glycol Mixed Solution to Be Added 0 C 13 6...

Страница 207: ...ns Figure B 1 Base dimensions of NetCol5000 C065 unit mm NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual B Base Dimensions Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 199 ...

Страница 208: ... 2 Base dimensions of NetCol5000 C030 C032 unit mm NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual B Base Dimensions Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 200 ...

Страница 209: ... Figure C 1 Electrical conceptual diagram 1 NetCol5000 C065 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual C Electrical Conceptual Diagrams Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 201 ...

Страница 210: ...trical conceptual diagram 2 NetCol5000 C065 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual C Electrical Conceptual Diagrams Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 202 ...

Страница 211: ...ctrical conceptual diagram NetCol5000 C032 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual C Electrical Conceptual Diagrams Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 203 ...

Страница 212: ...trical conceptual diagram 1 NetCol5000 C030 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual C Electrical Conceptual Diagrams Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 204 ...

Страница 213: ...trical conceptual diagram 2 NetCol5000 C030 NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual C Electrical Conceptual Diagrams Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 205 ...

Страница 214: ... commutation F FE fast Ethernet N NTC negative temperature coefficient P PID proportional integral and derivative PSU power supply unit R NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual D Acronyms and Abbreviations Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 206 ...

Страница 215: ...rrent circuit breaker S SC simple configuration NetCol5000 C 030 032 065 In row Chilled Water Smart Cooling Product User Manual D Acronyms and Abbreviations Issue 04 2021 03 15 Copyright Huawei Technologies Co Ltd 207 ...

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