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Huawei Telecom Power TBC300A-DCA5 User Manual Download Page 62

TP48200A-HX09A1 and TBC300A-DCA5 Telecom 
Power 
User Manual 

4 Maintenance 

 

Issue 03 (2019-11-15) 

Copyright © Huawei Technologies Co., Ltd. 

55 

 

Figure 4-5

 

Taking out the main board of UIM02C 

 

 

Step 4

 

Remove the –48 V power cable from the PCB of UIM02C. 

Figure 4-6

 

Removing the –48 V power cable 

 

 

Step 5

 

Record the positions where the PCB of UIM02C connects to all the cables, and then 
disconnect the cables. 

Step 6

 

Remove the PCB, as shown in Figure 4-7. 

Summary of Contents for Telecom Power TBC300A-DCA5

Page 1: ...TP48200A HX09A1 and TBC300A DCA5 Telecom Power User Manual Issue 03 Date 2019 11 15 HUAWEI TECHNOLOGIES CO LTD ...

Page 2: ...tomer All or part of the products services and features described 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 c...

Page 3: ...ymbol 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 of risk which if not avoided could result in death or serious injury Indicates a hazard with a low level of risk which if not avoided could result in minor or moderate injury Indicates a potentially hazardous situation which if not avoide...

Page 4: ...History Changes between document issues are cumulative The latest document issue contains all the changes made in earlier issues Issue 03 2019 11 15 Deleted contents about the app Optimized the content about rectifiers Issue 02 2019 02 26 Optimized the content of the document Issue 01 2013 10 24 This issue is the first official release ...

Page 5: ...ew 15 2 2 Model Number Description 16 2 3 System Features 17 2 4 Working Principles 17 2 5 Configurations 18 3 Components 20 3 1 Interior 20 3 2 Power Distribution Unit 22 3 3 Rectifier 25 3 4 SMU02B 27 3 5 UIM02C 30 3 6 Temperature Control Unit for the TP48200A HX09A1 33 3 6 1 Heat Exchange 33 3 7 Temperature Control Unit for the TBC300A DCA5 34 3 7 1 Direct Ventilation 34 3 7 2 Heater 36 3 8 Sen...

Page 6: ...or Alarm 48 4 2 17 Water Alarm 48 4 2 18 Smoke Alarm 48 4 2 19 Rect Fault 49 4 2 20 Rect Protection 49 4 2 21 Rect Comm Fault 49 4 2 22 Load Loop Break 50 4 2 23 AC SPD Fault 50 4 2 24 DC SPD Fault 50 4 3 Identifying Component Faults 50 4 3 1 Identifying AC SPD Faults 50 4 3 2 Identifying Circuit Breaker Faults 51 4 3 3 Identifying Rectifier Faults 51 4 3 4 Identifying SMU Faults 51 4 4 Replacing ...

Page 7: ...or 72 4 4 14 Replacing a Battery Temperature Sensor 74 4 4 15 Replacing a Temperature Sensor 75 4 4 16 Replacing a Water Sensor 77 A Technical Specifications 80 A 1 Environmental Specifications 80 A 2 Electrical Specifications 80 A 3 Electromagnetic Compatibility Specifications 81 A 4 Cabinet Specifications 82 A 5 Heater Specifications 83 A 6 Lamp Specifications 83 B Electrical Conceptual Diagram ...

Page 8: ...erty damage are not covered under the warranty Follow 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...

Page 9: ...lowing figure Follow the specified procedures for installation operation and maintenance Ensure that bolts are tightened with a torque wrench and marked using red or blue color Installation personnel mark tightened bolts in blue Quality inspection personnel confirm if the bolts are tightened and then mark them in red The marks should cross the edges of the bolts as shown in the following figure Be...

Page 10: ... area In the case of a fire immediately leave the building or the equipment area and turn on the fire alarm bell or make an emergency call Do not enter the building on fire in any case Do not stop using protective devices Pay attention to the warnings cautions and related precautionary measures in this document and on the equipment Promptly replace warning labels that have worn out Keep irrelevant...

Page 11: ...equipotential bonding This symbol is found with equipotential terminals inside equipment Indicates electrostatic discharge ESD This symbol is used in all electrostatic sensitive areas Before operating equipment in these areas wear ESD gloves or an ESD wrist strap Indicates that the equipment is safe to use at altitudes below 2000 m 6561 6 ft Indicates that the equipment is not safe to use in tropi...

Page 12: ...Professionals 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 and 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 ...

Page 13: ...ng the power supply ensure that cable connections are correct If the equipment has multiple inputs disconnect all the inputs before operating the equipment 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 exha...

Page 14: ...binet is secured and will not tilt or fall down due to loss of balance which can cause personal injury or equipment damage Do not expose the equipment to flammable or explosive gas or smoke Do not perform any operation on the equipment in such environments Installation at Heights Working at heights refers to operations that are performed at least 2 meters above the ground Do not at heights in any ...

Page 15: ...t allow people to stay or pass under the area involving working at heights Inspect the scaffolding springboards and workbenches used for working at heights in advance to ensure that their structures are solid and not overloaded Dismantle the scaffolding from top down after finishing the job Do not dismantle the upper and lower layers at the same time When removing a part ensure that other parts wi...

Page 16: ...e 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 wider end of the ladder is at the bottom or protective measures have been taken at the bottom to prevent the ladder from sliding Ensure that the ladder is securely positioned The recommended angle for a ladder against the floor ...

Page 17: ...oles When drilling holes into a wall or floor observe the following safety precautions Do not drill holes into the equipment Doing so may affect the electromagnetic shielding of the equipment and damage components or cables inside Metal shavings from drilling may short circuit boards inside the equipment Wear goggles and protective gloves when drilling holes When drilling holes protect the equipme...

Page 18: ...damage batteries for example insert sundries into batteries or immerse batteries in water or other liquids When replacing a battery use a battery of the same model or type Improper replacement may cause the battery to explode Do not connect a metal conductor to the battery poles or touch the battery terminals Otherwise the battery may be short circuited and heat up which can cause injuries such as...

Page 19: ...tally Note the polarities when installing batteries Do not short circuit the positive and negative poles of the same battery or battery string Otherwise the battery may be short circuited When installing a battery string retain at least one breakpoint to prevent a loop being formed After checking that the installation is correct close the breakpoints to finish the installation During the installat...

Page 20: ...battery whose electrolyte leaks note that the leaking electrolyte may hurt human bodies If the electrolyte overflows follow the instructions of the battery manufacturer or neutralize the electrolyte by using sodium bicarbonate NaHCO3 or sodium carbonate Na2CO3 Lithium Battery The safety precautions for lithium batteries are similar to those for lead acid batteries except that you also need to note...

Page 21: ...A1 and TBC300A DCA5 Telecom Power User Manual 1 Safety Precautions Issue 03 2019 11 15 Copyright Huawei Technologies Co Ltd 14 When maintenance is complete return the waste lithium battery to the maintenance office ...

Page 22: ...The TP48200A HX09A1 is a south type heat exchange power cabinet that supplies power to 48 V DC outdoor communications equipment The TBC300A DCA5 is a north type direct ventilation battery cabinet that backs up power for communications equipment Figure 2 1 shows a TP48200A HX09A1 Figure 2 2 shows a TBC300A DCA5 Figure 2 1 Appearance of the TP48200A HX09A1 ...

Page 23: ...9 11 15 Copyright Huawei Technologies Co Ltd 16 Figure 2 2 Appearance of the TBC300A DCA5 2 2 Model Number Description Figure 2 3 and Figure 2 4 respectively show the model number description of the TP48200A HX09A1 and TBC300A DCA5 Figure 2 3 TP48200A HX09A1 model number description ...

Page 24: ...talian French Russian German and Turkish Hot swapping of rectifiers and the site monitoring unit SMU Rectifier power factor up to 0 99 Rectifier efficiency up to 96 2 4 Working Principles Figure 2 5 shows the conceptual diagram AC power enters rectifiers through the AC power distribution unit PDU The rectifiers convert the AC power input into 48 V DC power output which is directed by the DC PDU to...

Page 25: ...em TP48200A HX09A1 TBC300A DCA5 Application environment Class C Class B Heater None Enabled Temperature control unit TCU Equipment compartment heat exchanger Battery compartment direct ventilation and TCUA control box Cabinet Equal to or greater than 8 U high space for customer equipment N A PDU AC PDU AC input circuit breaker AC output circuit breaker and terminal and maintenance socket DC PDU ba...

Page 26: ...rs two front access battery strings 12 V 100 Ah can be configured Maximum output power 12 kW Class B environments refer to indoor environments in which the ambient temperature and humidity are not controlled and outdoor environments with simple shielding measures where humidity can reach 100 Class C environments refer to sea environments or outdoor land environments with simple shielding measures ...

Page 27: ...CA5 Telecom Power User Manual 3 Components Issue 03 2019 11 15 Copyright Huawei Technologies Co Ltd 20 3 Components 3 1 Interior Figure 3 1 shows the interior of the TP48200A HX09A1 Figure 3 2 shows the interior of the TBC300A DCA5 ...

Page 28: ...output circuit breaker 2 Maintenance socket 3 Load circuit breaker 4 AC SPD surge protective device 5 AC input circuit breaker 6 SMU 7 Battery switch behind the cover 8 Space for installing rectifiers 9 Ground bar 10 Space for installing customer equipment 11 Package entry module 12 Internal fan 13 Battery circuit breaker 14 UIM02C 15 RTN busbar 16 Heat exchanger 17 External fan ...

Page 29: ...ologies Co Ltd 22 Figure 3 2 Interior of the TBC300A DCA5 1 Upper cable holes 2 Space for installing batteries 3 Battery rack 4 Package entry module 5 Direct ventilation fan 6 TCUA control box 7 Heater 8 Ground bar 3 2 Power Distribution Unit AC PDU Figure 3 3 and Figure 3 4 show the AC PDU for the TP48200A HX09A1 ...

Page 30: ...rcuit breaker and neutral wire terminal Table 3 1 describes the AC PDU configurations for the TP48200A HX09A1 Table 3 1 AC PDU configurations Power Grid Mode AC Input Circuit Breaker AC Surge Protection Class AC Load Circuit Breaker Maintenance Socket and Its Protection Mode Optional 220 V AC single phase One 3 pole 63 A circuit breaker Class B The normal current In is 30 kA and the maximum curren...

Page 31: ...reakers and eleven load circuit breakers are configured Table 3 2 DC PDU configurations DC Output Standard Configuration Battery circuit breaker Two 1 pole 125 A circuit breakers Load circuit breaker BLVD circuit breaker Two 1 pole 16 A circuit breakers one 1 pole 10 A circuit breaker LLVD circuit breaker Two 1 pole 80 A circuit breakers six 1 pole 32 A circuit breakers NOTE The TCUA control box i...

Page 32: ...r automatic control Open the panel and set the battery switch to MANUAL only when you want to power on the battery forcibly for commissioning Remember to set the battery switch back to AUTO after the commissioning 3 3 Rectifier Appearance Figure 3 7 shows a rectifier Figure 3 7 Rectifier Panel The rectifier has a Run indicator an Alarm indicator and a Fault indicator on its front panel Figure 3 8 ...

Page 33: ...ectifier provides no output Alarm indicator Yellow Off No alarm is generated Steady on The rectifier generates an alarm due to ambient overtemperature The rectifier generates an alarm for shutdown due to ambient overtemperature or undertemperature The rectifier protects against AC input overvoltage or undervoltage The rectifier is hibernating Fault indicator Red Off The rectifier is running proper...

Page 34: ... LCD Indicators Table 3 4 Indicator description Name Color Status Description Run indicator Green Off The SMU is faulty or has no DC input Blinking slowly 0 5 Hz The SMU is running properly and communicating with the host properly Blinking fast 4 Hz The SMU is running properly but fails to communicate with the host properly Minor alarm indicator Yellow Off No minor or warning alarm is generated St...

Page 35: ...onds You need to log in again if no button is pressed within 1 minute To increase or decrease a parameter value quickly hold down or To restart the SMU hold down and for 10 seconds To increase or decrease the LCD contrast ratio hold down and or for 2 seconds USB Ports You can quickly deploy a site import and export configuration files export running logs and upgrade software by inserting the USB f...

Page 36: ...nd TCP Modbus protocol RS485 RS232 Baud rate 1200bit s 2400bit s 4800bit s 9600bit s 14400bit s 19200bit s 115200bit s Master slave protocol YDN protocol and Modbus protocol NOTE All these ports are protected by a security mechanism Figure 3 10 FE RS485 RS232 port pins Table 3 7 Pin definitions for the FE port Pin Signal Description 1 TX Transmits data over FE 2 TX 3 RX Receives data over FE 6 RX ...

Page 37: ...tact outputs six dry contact inputs and seven sensor ports including one ambient temperature and humidity input one water sensor input two ambient temperature inputs one door status sensor input one smoke sensor input and one battery temperature input Figure 3 11 UIM02C panel Ports Table 3 9 UIM02C ports Port Type Silk Screen Description Sensor ports TEM HUM Ambient temperature and humidity sensor...

Page 38: ...ports ALM1 NOTE For the associations between the dry contact output ports and alarms see the appendix ALM2 ALM3 ALM4 ALM5 ALM6 ALM7 ALM8 Communications port COM RS485 port Communication Port Table 3 10 COM communication port description Communication Port Communications Parameter Communications Protocol Function COM port Baud rate 9600 bit s 19 200 bit s 115 200 bit s M S and Modbus protocol Conne...

Page 39: ...2 Figure 3 12 Pins in the COM port Table 3 11 Pin definitions for the COM port Pin Signal Description 1 RX Receives data over RS485 2 RX 4 TX Sends data over RS485 5 TX 6 PGND Connects to the ground 3 7 8 None N A Pins Figure 3 13 shows the pin numbers of the sensor ports Table 2 12 defines the pins Figure 3 13 UIM02C pin numbers ...

Page 40: ...mpartment in which heat is exchanged through internal circulation and external circulation Internal circulation hot air in the equipment compartment is drawn by the internal fan into the heat exchanger passes through the heat exchanging core from top to bottom then releases heat to change to cold air and finally returns to the equipment compartment through the internal air exhaust vent under the h...

Page 41: ...ge working principles Figure 3 14 Heat exchange working principles 3 7 Temperature Control Unit for the TBC300A DCA5 3 7 1 Direct Ventilation Working Principle The fan draws the air out of the cabinet and absorbs the heat inside to cool the cabinet and hence save the energy Figure 3 15 shows the working principles of the direct ventilation Figure 3 16 shows a TCUA ...

Page 42: ...ight Huawei Technologies Co Ltd 35 Figure 3 15 Airflow direction in the direct ventilation unit Figure 3 16 TCUA 1 Power input port 2 External fan port 1 3 External fan port 2 4 Switch port 5 Door status sensor port 6 Electronic label port 7 Indicator 8 Communications port 1 9 Communications port 2 ...

Page 43: ...embly unit HAU is adopted to ensure a proper operating temperature for the equipment inside the cabinet Figure 3 17 Heater 1 Indicators 2 Alarm dry contact 3 Control dry contact 4 AC input port Table 3 13 Indicator description Silk Screen Color Status Description RUN Green Steady on The heater has been powered on and has conducted a self test Off The heater is not powered on ALM Red Off No alarm h...

Page 44: ...uawei Technologies Co Ltd 37 3 8 Sensors and Lamp Figure 3 18 shows the installation positions of the sensors and lamp Figure 3 18 Installation positions of the sensors and lamp 1 Temperature sensor 2 Door status sensor 3 Temperature and humidity sensor 4 Battery temperature sensor 5 Smoke sensor 6 Lamp ...

Page 45: ...ower User Manual 3 Components Issue 03 2019 11 15 Copyright Huawei Technologies Co Ltd 38 7 Water sensor 3 8 1 Smoke Sensor Figure 3 19 Smoke sensor 1 1 Wiring port 2 Base 3 Indicator Figure 3 20 Smoke sensor 2 1 Wiring port 2 Base 3 Indicator ...

Page 46: ...A5 Telecom Power User Manual 3 Components Issue 03 2019 11 15 Copyright Huawei Technologies Co Ltd 39 3 8 2 Temperature and Humidity Sensor Figure 3 21 Temperature and humidity sensor 1 Figure 3 22 Temperature and humidity sensor 2 ...

Page 47: ...nents Issue 03 2019 11 15 Copyright Huawei Technologies Co Ltd 40 3 8 3 Water Sensor Figure 3 23 Water sensor 3 8 4 Battery Temperature Sensor Figure 3 24 shows a battery temperature sensor Figure 3 24 Battery temperature sensor 3 8 5 Optional Light Figure 3 25 Light ...

Page 48: ...g Thick dust accumulates on the fan surface Clean up the dust from the fan The fan surface is intact and the rotational speed noise and vibration are in the normal range By observing and listening to the fans The fan is damaged the noise is too loud or the vibration is abnormal Replace the fan Heat exchanger Dust accumulates on the surface of the heat exchanging core By observing or checking the t...

Page 49: ...face is damaged or distorted Repaint or repair the shell Grounding The ground point properly connects to the ground bar in the equipment room By observing the grounding and using a screwdriver or wrench The cable connecting the ground point and the ground bar in the equipment room is loose or damaged Secure the ground point or replace the cable 4 2 Rectifying Common Faults 4 2 1 AC Failure Possibl...

Page 50: ...not set the threshold to the correct value 2 Check whether the AC input voltage is below the AC undervoltage alarm threshold 180 V AC by default If so handle the AC input fault 4 2 4 DC Over Volt Possible Causes The DC overvoltage alarm threshold is incorrectly set on the SMU The power system voltage has been manually set to a very high value Rectifiers are faulty Measures 1 Check whether the DC o...

Page 51: ... voltage can be changed to a normal value 5 Check whether faulty rectifiers have resulted in insufficient power system capacity for the loads If so replace the faulty rectifiers 4 2 6 Batt Chg Overcur Possible Causes Rectifier communication is interrupted SMU connections are loose The SMU is faulty Measures 1 Check whether an alarm has been generated for interrupted rectifier communication If so r...

Page 52: ...If so adjust it to a normal value 4 2 9 Batt Loop Trip Possible Causes The battery circuit breaker or fuse detection cable is loosely connected The battery circuit breaker has tripped or the battery fuse has blown The contactor is faulty Measures 1 Check whether the battery circuit breaker or fuse detection cable is loosely connected If so reconnect the cable 2 Check whether the battery circuit br...

Page 53: ...erature sensor is faulty Measures 1 Check whether the low ambient temperature alarm threshold 0 C by default is correctly set If no adjust it to a proper value 2 Check whether the temperature control system in the cabinet is faulty If yes rectify the fault The alarm is cleared when the cabinet temperature falls within the allowed range 3 Check whether the ambient temperature sensor is faulty If ye...

Page 54: ...14 Batt High Temp This alarm is generated only for the power system that has a battery temperature sensor installed Possible Causes The high battery temperature alarm threshold is incorrectly set The battery temperature control system is faulty The battery temperature sensor is faulty Measures 1 Check whether the high battery temperature alarm threshold 50 C by default is correctly set If not set ...

Page 55: ...er system that has door status sensor installed Possible Causes The cabinet doors are open The door status sensor is faulty Measures 1 Close cabinet doors 2 Check whether the door status sensor is faulty If yes replace the door status sensor 4 2 17 Water Alarm This alarm is generated only for the power system that has a water sensor installed Possible Causes There is water inside the cabinet The w...

Page 56: ...too low The ambient temperature is too high The rectifier is abnormal Measures 1 Check whether the AC input voltage exceeds the upper threshold for rectifier working voltage If so locate and rectify the power supply fault and restore the power supply 2 Check whether the AC input voltage is below the lower threshold for rectifier working voltage If so locate and rectify the power supply fault and r...

Page 57: ... or fuse detection cable is disconnected If so reconnect it 4 2 23 AC SPD Fault Possible Causes The AC SPD is faulty The AC SPD detection cable is disconnected Measures 1 Check whether the AC SPD indication window is red If so replace the SPD 2 Check whether the AC SPD detection cable is disconnected If so reconnect the cable 4 2 24 DC SPD Fault Possible Causes The DC SPD detection cable is discon...

Page 58: ...lled The AC input and SMU are normal but the SMU cannot control the rectifier 4 3 4 Identifying SMU Faults The following indicate that the SMU is faulty The DC output is normal but the green indicator on the SMU is off The SMU breaks down or cannot be started Its LCD has abnormal display or buttons cannot be operated With alarm reporting enabled the SMU does not report alarms when the power system...

Page 59: ...oves Step 2 Unscrew the rectifier panel using a screwdriver Step 3 Gently pull the handle outwards and then remove the rectifier from the subrack as shown in Figure 4 1 Figure 4 1 Removing a rectifier Step 4 Insert a new rectifier into the subrack Then loosen the screws on the handle and pull out the handle Step 5 Push the rectifier into the subrack slowly along the guide rail Then lock the handle...

Page 60: ...w rectifier Step 7 Take off protective gloves End Follow up Procedure Pack the removed component and return it to Huawei local warehouse 4 4 2 Replacing an SMU Prerequisites The cabinet door key is available The new SMU is intact Procedure Step 1 Push the locking latch towards the left Step 2 Pull the handle outwards and remove the SMU as shown in Figure 4 3 ...

Page 61: ...tep 5 Reset the parameters on the SMU Figure 4 4 Installing an SMU End Follow up Procedure Pack the removed component and send it to the local Huawei warehouse 4 4 3 Replacing the PCB of UIM02C Prerequisites An ESD wrist strap ESD gloves ESD box or bag cabinet door key and required tools are available The new PCB of UIM02C is intact Procedure Step 1 Connect the ground cable to the ESD wrist strap ...

Page 62: ...logies Co Ltd 55 Figure 4 5 Taking out the main board of UIM02C Step 4 Remove the 48 V power cable from the PCB of UIM02C Figure 4 6 Removing the 48 V power cable Step 5 Record the positions where the PCB of UIM02C connects to all the cables and then disconnect the cables Step 6 Remove the PCB as shown in Figure 4 7 ...

Page 63: ... on the recorded information Step 12 Disconnect the ground cable from the ESD wrist strap and remove the ESD wrist strap and ESD gloves End Follow up Procedure Pack the removed component and return it to the local Huawei warehouse 4 4 4 Replacing an AC SPD Prerequisites An ESD wrist strap ESD gloves ESD box or bag required tools and cabinet door key are available The new AC SPD is intact and the i...

Page 64: ...eplacing an AC circuit breaker switch off the upstream input circuit breaker The cabinet door key insulation tape and required tools are available The new circuit breaker is intact and has the same specifications as the circuit breaker to be replaced Procedure Step 1 Switch off the circuit breaker that is to be replaced Step 2 Record the positions where the output cable and signal cable terminals ...

Page 65: ... Switch off the new circuit breaker Press the buckle at the circuit breaker base using an insulated flat head screwdriver and install the new circuit breaker Then remove the screwdriver so that the buckle secures the circuit breaker to the guide rail Step 7 Tighten the screw that secures the lower port of the circuit breaker Step 8 Remove the insulation tape from the output power cable and signal ...

Page 66: ...void installing the fan in reverse Context You only need to disconnect the power cable for the fan but do not need to disconnect the AC input Procedure Step 1 Disconnect the 48V power cable from the UIM02C 1 Connect the ground cable to the ESD wrist strap and wear the ESD wrist strap and ESD gloves 2 Record the position where the UIM02C panel connects to the signal cable and then disconnect the si...

Page 67: ...screws and take off the fan guard cover and fan as shown in Figure 4 12 Figure 4 12 Removing the internal fan Step 5 Place the new fan based on the recorded installation direction see the arrow marks on the fan place the fan guard cover and tighten the screws Step 6 Place the top baffle and tighten the screws Step 7 Connect the wiring terminal for the fan Step 8 Connect the 48V power cable to the ...

Page 68: ...all the fan according to the airflow directions Avoid installing the fan in reverse Context You only need to disconnect the power cable for the fan but do not need to disconnect the AC input for the system Procedure Step 1 Disconnect the 48V power cable from the UIM02C 1 Connect the ground cable to the ESD wrist strap and wear the ESD wrist strap and ESD gloves 2 Record the position where the UIM0...

Page 69: ...es Co Ltd 62 Figure 4 13 Removing the fan baffle Step 4 Unscrew and remove the fan fixing plate as shown in Figure 4 14 Figure 4 14 Removing the fan fixing plate Step 5 Record the fan installation direction see the arrow marks on the fan unscrew the fan and remove the fan from the fan fixing plate as shown in Figure 4 15 ...

Page 70: ...ng terminal for the fan Step 10 Connect the 48V power cable to the UIM02C Step 11 Push in the UIM02C and secure the screws Step 12 Connect the signal cable to the UIM02C panel based on the record made previously Step 13 Disconnect the ground cable from the ESD wrist strap and take off the ESD wrist strap and ESD gloves End 4 4 8 Replacing the Heat Exchanger Core Prerequisites Protect yourself agai...

Page 71: ...cable to the ESD wrist strap and wear the ESD wrist strap and ESD gloves 2 Record the position where the UIM02C panel connects to the signal cable and then disconnect the signal cable 3 Unscrew the UIM02C panel and take out the UIM02C as shown in Figure 4 5 4 Remove the 48V power cable from the UIM02C as shown in Figure 4 6 Step 2 Put on protective gloves Step 3 Remove the heat exchanging core as ...

Page 72: ...ing core or replace it with a new one Step 5 Install the heat exchanging core Step 6 Take off protective gloves Step 7 Connect the 48V power cable to the UIM02C Step 8 Push in the UIM02C and secure the screws Step 9 Connect the signal cable to the UIM02C panel based on the record made previously Step 10 Disconnect the ground cable from the ESD wrist strap and take off the ESD wrist strap and ESD g...

Page 73: ... the corresponding circuit breaker on the direct ventilation fan to OFF Step 2 Record the positions where the direct ventilation fan connects to all cables and then disconnect terminals corresponding to the cables on the control board Step 3 Remove the direct ventilation fan as shown in Figure 4 17 Figure 4 17 Removing the direct ventilation fan Step 4 Install a new fan Step 5 Connect the cables a...

Page 74: ...tact Context You only need to disconnect the power supply to the TCUA control box but do not need to disconnect the AC input to the power system Procedure Step 1 Connect the ground cable to the ESD wrist strap and put on the ESD wrist strap and ESD gloves Step 2 Remove the TCUA control box 1 Switch off the circuit breaker F1 for the TCUA control box on the DC PDU 2 Record positions where cables co...

Page 75: ... Telecom Power User Manual 4 Maintenance Issue 03 2019 11 15 Copyright Huawei Technologies Co Ltd 68 Figure 4 18 Removing a TCUA control box Step 3 Remove the TCUA control board 1 Unscrew the TCUA control board as shown in Figure 4 19 ...

Page 76: ... then take down the TCUA control board 3 Record the positions of the jumper caps on the TCUA control board as shown in Figure 4 20 Figure 4 20 Jumper caps on the TCUA control board Step 4 Install a new TCUA control board 1 Set the jumper caps for the new TCUA control board based on the recorded information 2 Install the new TCUA control board into the control box 3 Connect the cable between the TC...

Page 77: ... Procedure Send the replaced TCUA for repair 4 4 11 Replacing a Door Status Sensor Prerequisites The cabinet door key and required tools are available The new door status sensor is intact Procedure Step 1 Open the cabinet door and remove the shell of the door status sensor Step 2 Record the positions where the alarm cables connect to the door status sensor and unscrew the alarm cables Step 3 Unscr...

Page 78: ... cabinet door key and required tools are available The new temperature and humidity sensor is intact Procedure Step 1 Connect the ground cable of the ESD wrist strap and wear the ESD wrist strap and ESD gloves Step 2 Remove the temperature and humidity sensor cable from the user interface module UIM as shown in Figure 4 22 Figure 4 22 Removing the temperature and humidity sensor cable Step 3 Remov...

Page 79: ...e recorded information 4 Properly place the upper cover of the sensor and secure it to the base Step 5 Reconnect the temperature and humidity sensor cable to the UIM Step 6 Disconnect the ground cable of the ESD wrist strap and remove the ESD wrist strap and ESD gloves End 4 4 13 Replacing a Smoke Sensor Prerequisites You have obtained an ESD wrist strap a pair of ESD gloves an ESD box or bag the ...

Page 80: ...ke sensor in the OPEN direction 3 Unscrew the smoke sensor base Figure 4 24 Removing the smoke sensor Step 3 Install a new smoke sensor 1 Properly place the smoke sensor base and tighten the screws for it 2 Properly place the new smoke sensor and press and push it in the CLOSE direction 3 Reconnect the removed cables to the smoke sensor Step 4 Disconnect the ground cable from the ESD wrist strap a...

Page 81: ...s an ESD box or bag the cabinet door key and a maintenance tool kit The new battery temperature sensor is intact Procedure Step 1 Connect the ground cable to the ESD wrist strap and put on the ESD wrist strap and ESD gloves Step 2 Remove the battery temperature sensor cable from the UIM as shown in Figure 4 25 Figure 4 25 Removing the battery temperature sensor cable Step 3 Cut off the cable tie o...

Page 82: ...cable to the UIM Step 6 Disconnect the ground cable from the ESD wrist strap and take off the ESD wrist strap and ESD gloves End 4 4 15 Replacing a Temperature Sensor Prerequisites You have obtained an ESD wrist strap a pair of ESD gloves an ESD box or bag the cabinet door key and a maintenance tool kit The new temperature sensor is intact Procedure Step 1 Connect the ground cable to the ESD wrist...

Page 83: ...he cable tie of the sensor in the equipment compartment and remove it Figure 4 28 Position of the temperature sensor Step 4 Properly place the new temperature sensor in the equipment compartment and bind it securely with a cable tie Step 5 Reconnect the temperature sensor cable to the UIM Step 6 Disconnect the ground cable from the ESD wrist strap and take off the ESD wrist strap and ESD gloves En...

Page 84: ...air of ESD gloves an ESD box or bag the cabinet door key and a maintenance tool kit The new water sensor is intact Procedure Step 1 Connect the ground cable to the ESD wrist strap and put on the ESD wrist strap and ESD gloves Step 2 Remove the water sensor cable from the UIM as shown in Figure 4 29 Figure 4 29 Removing the water sensor cable Step 3 Cut off the cable tie of the water sensor and rem...

Page 85: ...A HX09A1 and TBC300A DCA5 Telecom Power User Manual 4 Maintenance Issue 03 2019 11 15 Copyright Huawei Technologies Co Ltd 78 Figure 4 30 Position of the water sensor in the battery cabinet in stacked scenario ...

Page 86: ...r sensor in the power cabinet in non stacked scenario Step 4 Properly place the new water sensor and bind it securely with a cable tie ensure that the sensor is 5 mm to 10 mm away from the cabinet bottom Step 5 Reconnect the water sensor cable to the UIM Step 6 Disconnect the ground cable from the ESD wrist strap and take off the ESD wrist strap and ESD gloves End ...

Page 87: ...rating humidity 5 95 RH non condensing Transportation humidity 5 95 RH non condensing Storage humidity 5 95 RH non condensing Altitude 0 4000 m When the altitude ranges from 2000 m to 4000 m the operating temperature decreases by 1 C for each additional 200 m A 2 Electrical Specifications Table A 2 Electrical specifications Item Specifications AC input AC input system and input voltage 220 V AC si...

Page 88: ...esumes AC input undervoltage protection threshold 85 V AC AC input undervoltage recovery threshold When the voltage is restored to 90 V AC the output resumes DC output protection DC output overvoltage protection threshold Range 58 5 60 5 V DC If an overvoltage occurs inside a rectifier the rectifier locks out If the external voltage is higher than 63 V for more than 500 ms the rectifier locks out ...

Page 89: ...al mode 2 kV criterion B common mode 4 kV criterion B Signal port differential mode 0 5 kV criterion B common mode 1 kV criterion B A 4 Cabinet Specifications Table A 4 Cabinet specifications Function Specifications Dimensions H x W x D 900 mm x 650 mm x 650 mm excluding the base and protruding part Base H x W x D 100 mm x 650 mm x 650 mm Cabinet weight TP48200A HX09A1 75 kg without rectifiers TBC...

Page 90: ...tart and stop temperature The heater starts when the temperature is 0 C and stops when the temperature is 15 C Operating humidity 5 RH to 95 RH Heating power 500 W A 6 Lamp Specifications Table A 6 Lamp specifications Item Specifications Rated voltage 48 V DC Operating current 20 mA Power consumption 1 W Light source type Light emitting diode LED Luminosity 300 cd m2 at a distance of 500 mm away f...

Page 91: ...C300A DCA5 Telecom Power User Manual B Electrical Conceptual Diagram Issue 03 2019 11 15 Copyright Huawei Technologies Co Ltd 84 B Electrical Conceptual Diagram Figure B 1 Electrical conceptual diagram of the TP48200A HX09A1 ...

Page 92: ...contact output ALM1 Reports alarms for mains faults Default mode Close alarm Open normal can be modified as required ALM2 Reports alarms for DC output overvoltage or undervoltage Default mode Close alarm Open normal can be modified as required ALM3 Reports alarms for module faults Default mode Close alarm Open normal can be modified as required ALM4 Reports alarms for AC surge protective device SP...

Page 93: ...ormal can be modified as required ALM7 Reports alarms for door status including the power cabinet and battery cabinet Default mode Close alarm Open normal can be modified as required ALM8 Reports alarms for battery cabinet heater faults fan faults including the power cabinet and battery cabinet and high temperatures detected by the temperature control unit TCU in the power cabinet Default mode Clo...

Page 94: ...s and Abbreviations A AC alternating current ACDB alternating current distribution box B BLVD battery low voltage disconnection C CS conducted susceptibility D DC direct current E EFT electrical fast transient EMC electromagnetic compatibility ESD electrostatic discharge F FE fast ethernet H HAU heater assembly unit HTTPS Hypertext Transfer Protocol Secure ...

Page 95: ...al Commission IP Internet Protocol L LCD liquid crystal display LLVD load low voltage disconnection M MTBF mean time between failures R RS radiated susceptibility S SMU site monitoring unit SNMP Simple Network Management Protocol SPD surge protective device T TCP Transmission Control Protocol TCUA temperature control unit A THD total harmonic distortion U UIM user interface module ...

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