Huawei UPS2000-G-6KRTLL User Manual Download Page 59

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Code

Display

Meaning

Download timeout

Bus overvoltage

Bus soft-start failure

EPO triggered

PFC overcurrent

Output overcurrent

Bus undervoltage

UPS soft-start failure

DC overvoltage in AC output

Current sensor fault

Output undervoltage

Load backfeed

Inconsistent parallel versions

Parallel current equalization

fault

Inconsistent parallel output

voltage settings

Parallel CAN communication

fault

Parallel host signal lost

Parallel synchronization signal

lost

Inconsistent parallel battery

voltage detection

Inconsistent parallel mains

detection

UPS2000-G-6KRTLL

User Manual

4 Control Panel

Issue 01 (2020-08-06)

Summary of Contents for UPS2000-G-6KRTLL

Page 1: ...UPS2000 G 6KRTLL User Manual Issue 01 Date 2020 08 06 HUAWEI TECHNOLOGIES CO LTD ...

Page 2: ... 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 change without notice Every effort has been made in the ...

Page 3: ...r additional measures to prevent radio frequency interferences Intended Audience This document is intended for Sales engineers Technical 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 h...

Page 4: ...ration or unanticipated results NOTICE is used to address practices not related to personal injury Supplements the important information in the main text NOTE is used to address information not related to personal injury equipment damage and environment deterioration Change History Changes between document issues are cumulative The latest document issue contains all updates made in previous issues...

Page 5: ...tion Ports 17 2 5 Battery Module 18 3 Installation 23 3 1 Installation Preparations 23 3 2 Tools 24 3 3 Installing a UPS 25 3 4 Preparing Power Cables 27 3 5 Installing Cables for a Single UPS 28 3 6 Installing Cables for Parallel UPSs 30 3 7 Installing Communications Cables 32 3 8 Verifying the Installation 33 4 Control Panel 34 4 1 LCD Introduction 34 4 1 1 LCD Panel 34 4 1 2 Buttons 36 4 1 3 LC...

Page 6: ... UPSs Using Mains Power 81 5 3 1 2 Cold Starting the UPSs Using Batteries 82 5 3 2 Shutting Down a Parallel System 83 5 3 3 Performing EPO 85 6 UPS Maintenance 86 7 Technical Specifications 88 7 1 Physical Specifications 88 7 2 Environmental Specifications 88 7 3 Mains Input Electrical Specifications 89 7 4 Bypass Input Electrical Specifications 89 7 5 Output Electrical Specifications 90 7 6 Batte...

Page 7: ...d 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 which are not specified i...

Page 8: ...rocedures for installation 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 ...

Page 9: ...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 structure or installation sequence of equipment without permission Do not touch a running fan with your fingers components screws tools or board...

Page 10: ...al 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 on themselves and other people Operators operation personnel who may come in contact with the equipment except trained personnel ...

Page 11: ...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 flame spread rating requirements Bind cables of the same type together When routing cables of different types ensure that they are at least 30 mm away...

Page 12: ... requirements 1 4 Installation Environment Requirements To prevent fire due to high temperature ensure that the ventilation vents or heat dissipation system are not blocked when the equipment is running Install the equipment in an area far away from liquids Do not install it under areas prone to condensation such as under water pipes and air exhaust vents or areas prone to water leakage such as ai...

Page 13: ... 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 to prevent them from falling off and causing injuries Personnel involving working at heights are not allowed to throw objects from the height to the ground or vice versa Objects should be transported by tough slings hanging baskets hi...

Page 14: ...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 following figure An angle rule can be used to measure t...

Page 15: ...mage components or cables 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 Object...

Page 16: ...ed for commercial and industrial purposes only It cannot be used as a power supply for life support devices For power supply systems that are critical to significant economic interests or public order such as the national computing center military command system emergency command center railway signal system and control center civil aviation and air traffic control center airport command center fi...

Page 17: ...is not applicable to pure capacitive loads pure inductive loads half wave rectification loads or regenerative loads Any operation on any electrical device in an environment that has inflammable air can cause extreme danger Strictly obey the operating environmental requirements specified in related user manuals when using or storing the device Do not use the UPS in the following places Environments...

Page 18: ...plode The site must be equipped with qualified fire extinguishing facilities such as firefighting sands and powder fire extinguishers NOTICE To ensure battery safety and battery management accuracy use batteries provided with the UPS by Huawei Huawei is not responsible for any battery faults caused by batteries not provided by Huawei Battery Installation Before installing batteries observe the fol...

Page 19: ...lithium battery loop disconnected during installation and maintenance Do not charge a battery when the ambient temperature is below the lower limit of the operating temperature charging is forbidden at 0 C Low temperature charging may cause crystallization which will result in a short circuit inside the battery Use batteries within the allowed temperature range otherwise the battery performance an...

Page 20: ...is abbreviated to a 6 kVA UPS in this document Figure 2 1 UPS model number Table 2 2 UPS model number details No Meaning Description 1 Product category UPS uninterruptible power system 2 Product family 2000 3 Product series G series name 4 Output capacity 6K 6 kVA UPS2000 G 6KRTLL User Manual 2 System Composition Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 14 ...

Page 21: ...L long backup time model using external large capacity batteries that provide long backup time 7 External battery type L LFP battery 2 2 Working Principle Figure 2 2 Conceptual diagram UPS2000 G 6KRTLL User Manual 2 System Composition Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 15 ...

Page 22: ... 5 RS485 communications ports connect to northbound devices 6 USB porta 7 AC input and output terminals behind the cover 8 Battery input terminal behind the cover 9 Parallel current equalization port 10 Emergency power off EPO port 11 Parallel communication port 12 Battery PE terminal UPS2000 G 6KRTLL User Manual 2 System Composition Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 16 ...

Page 23: ...4 Communication Ports Figure 2 4 RS232 port pins Table 2 3 RS232 port pin definitions Pin Meaning 1 Reserved pin 2 UPS transmit terminal for RS232 data communication 3 UPS receive terminal for RS232 data communication 4 Reserved pin 5 Common terminal for RS232 data communication 6 9 Reserved pin Figure 2 5 RS485 BMS port pins UPS2000 G 6KRTLL User Manual 2 System Composition Issue 01 2020 08 06 Co...

Page 24: ... circuited communicating with the lithium battery Supports the baud rate of 9600 bit s 2 B Data 3 NC Reserved pin 4 A Data 5 B Data 6 NC Reserved pin 7 NC Reserved pin 8 GND Signal ground 2 5 Battery Module The UPS uses 48 V lithium battery modules to provide backup power Only the ESM 48100B1 and ESM 48150B1 are applicable to the 6 kVA UPS The 100 Ah and 150 Ah battery modules have the same panels...

Page 25: ...indicator DCHG Discharge indicator SOC SOC indicator 6 MANUAL ON OFF Button for manual power on off This is a contact button used for manual power on off and maintenance 7 PWR ESMU port for connecting to an external power source Reserved 8 ESM positive terminal Positive and negative ports of the ESM They are secured by M6 screws Appropriate OT terminals should be used The required torque is 4 5 5 ...

Page 26: ... Steady off The ESM is in sleep mode Blinking fast Communication is interrupted ALM Fault indicator Red Steady on There is a fault or major alarm Steady off There is no fault or major alarm CHG Charge indicator Green Steady on The ESM is being charged Steady off The ESM is open circuited or discharging DCHG Discharge indicator Green Steady on The ESM is being charged Steady off The ESM is open cir...

Page 27: ...intenance personnel Blinking slowly on for 1s and then off for 1s Blinking fast on for 0 125s and then off for 0 125s If the SOC indicators are off and other indicators are blinking the ESM enters the maintenance mode When the ESM is in sleep mode the fault indicator is off except for reverse connection protection Activation and Startup An ESM can be activated in the following two modes After bein...

Page 28: ...the operation is ineffective 2 If you have powered off the ESM that is in charging discharging or disconnected mode by holding down the MANUAL ON OFF button you need to hold down this button again to reactivate the ESM UPS2000 G 6KRTLL User Manual 2 System Composition Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 22 ...

Page 29: ...lammable and explosive substances Install the UPS in an environment free of dust volatile gas salt and corrosive materials Avoid direct sunlight Do not install the UPS in environments with conductive metal scraps in the air The optimal operating temperatures for batteries are 20 30 C Operating temperatures higher than 30 C shorten the battery lifespan and operating temperatures lower than 20 C red...

Page 30: ...ng installation Table 3 1 Tools Appearance Specifications and Name Clamp meter Multimeter Labels Phillips screwdriver PH2 x 150 mm or PH3 x 250 mm Flat head screwdriver 2 mm x 80 mm Torque screwdriver Crimping tool Diagonal pliers UPS2000 G 6KRTLL User Manual 3 Installation Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 24 ...

Page 31: ...able Reserve a space of 44 mm between the battery edge and the rack edge for installing battery power cables In rack mounted installation scenarios the front panels of the UPS and lithium batteries are not on the same plane The guide rails for the UPS2000 G 6KRTLL are 592 37 mm to 807 37 mm long 30 mm wide and 87 mm high The guide rails are scalable and support Huawei M shaped cabinets 1 Install t...

Page 32: ...Rack mounted installation two UPSs and four lithium batteries Figure 3 3 UPS mounting ear dimensions unit mm UPS2000 G 6KRTLL User Manual 3 Installation Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 26 ...

Page 33: ...rminals The UPS battery input terminal has a voltage of 56 V 10 seconds before batteries are connected Table 3 2 Recommended power cable specifications Model Wiring Termina l Numbe r of Phases Rated Voltage External Circuit Breaker Cable Cross section al Area Terminal Type Torque for Tighteni ng Bolts 6 kVA AC input and output 1 220 V AC 230 V AC 240 V AC 32 A type D 6 mm2 OT 6 mm2 M5 terminal 2 N...

Page 34: ...a maximum of eight batteries connected in parallel This document uses four lithium batteries connected in parallel as an example If the UPS connects to only one lithium battery the maximum load power is 4 3 kW When lithium batteries are connected it is recommended that a DC circuit breaker 150 A 80 V DC circuit breaker for the 6 kVA UPS be installed between the lithium batteries and the UPS Before...

Page 35: ...ttery cables rack mounted front view 1 UPS rear view 2 Busbar Figure 3 6 Installing battery cables rack mounted rear view UPS2000 G 6KRTLL User Manual 3 Installation Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 29 ...

Page 36: ...ker for the UPS 2 Remove the AC input and output terminal cover from each UPS 3 Install AC output power cables and then AC input power cables in sequence Figure 3 8 AC input output and battery wiring diagram using two UPSs connected in parallel as an example Installing Battery Cables After lithium batteries are connected in parallel connect signal cables to the BMS ports on the UPS Install a build...

Page 37: ...ttery cables rack mounted front view 1 UPS rear view 2 Busbar Figure 3 10 Installing battery cables rack mounted rear view UPS2000 G 6KRTLL User Manual 3 Installation Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 31 ...

Page 38: ...lling Communications Cables NOTE The USB channel supports a serial data communications protocol between the UPS and a PC If you connect a DB9 connector to the RS232 port the UPS can exchange data with the PC over serial communication You can use only either USB or RS232 Figure 3 12 Installing communications cables UPS2000 G 6KRTLL User Manual 3 Installation Issue 01 2020 08 06 Copyright Huawei Tec...

Page 39: ...ble labels Labels are neatly attached to both ends of each cable and the information on the labels is concise and legible 5 Ground cable connection The UPS ground cable is securely connected to the equipment room ground bar Use a multimeter to measure the resistance between the UPS ground cable and the equipment room ground bar The resistance is less than 0 1 ohm 6 Spacing between cable ties Dista...

Page 40: ... on the front panel of the chassis The control panel allows you to control and operate the UPS view the running status set parameters and view alarms 4 1 1 LCD Panel UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 34 ...

Page 41: ...utput current Displays the current load percentage by level 0 24 Indicator 1 is steady on 25 49 Indicators 1 and 2 are steady on 50 74 Indicators 1 2 and 3 are steady on 75 100 Indicators 1 2 3 and 4 are steady on Indicates that the UPS works in normal mode Indicates that batteries are discharging Indicates that batteries are being charged Indicates that the UPS is in bypass mode Indicates that th...

Page 42: ...nd 4 are steady on When batteries are connected in parallel this area displays the lowest SOC among the connected batteries Indicates the remaining battery backup time H hour M minute S second Indicates that the UPS is muted 4 1 2 Buttons Figure 4 1 Buttons on the UPS control panel UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 36 ...

Page 43: ...operation again Go to the previous item When the LCD is on press ON MUTE to go to the previous item 2 SELECT Go to the next item Press SELECT in setting mode to go to the next item Go to the setting screen Press and hold SELECT for 1s on a non setting screen 3 OFF ENTER Shut down the UPS Press and hold OFF ENTER for more than 5s The UPS inverter shuts down The UPS transfers to bypass mode when the...

Page 44: ...sequence The information is displayed in the following sequence input voltage input frequency charge current battery voltage output voltage output frequency load percentage DC discharge current battery SOH battery SOC AC discharge current and CPU version Table 4 3 LCD screen information Display Description Input voltage Output voltage default screen Input frequency Output voltage Charge current Ou...

Page 45: ...voltage Output frequency Battery voltage Load percentage 3 as shown in the figure Battery SOH Battery DC discharge current Battery SOC AC discharge current UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 39 ...

Page 46: ...N Buzzer on BP Battery not connected COD Password input COV Battery cut off voltage CV Maximum charge current ECO ECO mode ESC Exit the setting mode ESP Automatically return to the default screen FBD Manual discharge test disabled FBE Discharge test enabled FLV Float charge voltage UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 40 ...

Page 47: ...tem Less than sign ERR Error 4 3 Parameter Settings Press and hold SELECT for 1s on a non setting screen to access the login screen for parameter settings The initial password is 123 Enter the correct password to access the UPS setting mode Press SELECT to select a parameter and then press OFF ENTER to confirm the setting If you forgot the password press and hold ON MUTE SELECT and OFF ENTER at th...

Page 48: ...ive incorrect password attempts If you enter incorrect passwords for five consecutive times ERR is displayed You can enter a password again only after 5 minutes 4 is displayed for 4 minutes and 59 seconds the seconds are not displayed Figure 4 4 Page displayed after five consecutive incorrect password attempts UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 2020 08 06 Copyright Huawei Techno...

Page 49: ...able manual alarm clearance Ten seconds after you exit the setting screen the device restores the initial status of manual alarm clearance and cancels alarms Maximum charge current Default value 10 A Value range 10 60 A The value increases by 10 A each time you press SELECT UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 43 ...

Page 50: ... output voltage is 240 V AC Set the number of parallel UPSs Default value 1 Value range 1 4 Battery discharge time Default value 0H this function is disabled Value range 0H 48H Battery capacity Default value 4 200 Ah Value range 1 50 Ah to 48 2400 Ah The value increases by 50 Ah each time you press SELECT Output frequency 50 Hz default 60 Hz UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 20...

Page 51: ...s in normal mode If the mains frequency is unstable the UPS works in bypass mode ECO mode When the mains is available the UPS works in ECO mode Battery discharge test Disable battery discharge test default Enable battery discharge test The battery discharge test time is controlled by the battery discharge time and SOC percentage UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 2020 08 06 Copy...

Page 52: ... Automatically return to the default screen Return to the default screen default If no button is pressed within 1 minute in any mode the default screen input voltage output voltage is displayed Keep on the current screen The display panel remains on the currently opened screen UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 46 ...

Page 53: ...The value increases by 0 1 V each time you press SELECT The low DC cut off voltage is fixed at the current value regardless of the load percentage Set the communications address The default communications address is 001 which is used for the RS485 communications ports connect to northbound devices Set different communications addresses for parallel UPSs Restore factory settings Disable the functio...

Page 54: ...ngs screen Disable the LCD password control After the function is disabled no password is required for accessing the setting screen Password setting Initial password 123 You are advised to change the initial password after installation On the password login screen press and hold ON MUTE SELECT and OFF ENTER at the same time for 3s to restore the initial password UPS2000 G 6KRTLL User Manual 4 Cont...

Page 55: ...t started but it can charge batteries when there is no AC output Fault mode The UPS enters the fault mode if there is an internal circuit fault or external fault such as overtemperature or output short circuit Table 4 6 Operating mode description Operating Mode Description Display Standby mode The UPS does not supply power but it can still charge batteries Charging batteries with mains power UPS20...

Page 56: ...can be used to charge batteries Charging batteries with mains power Not charging batteries ECO mode The UPS supplies mains power The mains power can be used to charge batteries Charging batteries with mains power UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 50 ...

Page 57: ...ass Not charging batteries supplying mains power through the bypass Not charging batteries Normal mode The UPS supplies primary power The UPS also charges batteries if they are connected Not charging batteries UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 51 ...

Page 58: ...ing when there is a critical alarm If manual alarm clearance is enabled ten seconds after you exit the setting screen the device restores the initial status of manual alarm clearance and cancels critical alarms Table 4 7 Critical alarms Code Display Meaning 02 Overtemperature 03 Battery overvoltage 05 Output short circuit detected by the internal converter 06 Output overvoltage UPS2000 G 6KRTLL Us...

Page 59: ...t undervoltage 60 Load backfeed 71 Inconsistent parallel versions 72 Parallel current equalization fault 73 Inconsistent parallel output voltage settings 80 Parallel CAN communication fault 81 Parallel host signal lost 82 Parallel synchronization signal lost 83 Inconsistent parallel battery voltage detection 84 Inconsistent parallel mains detection UPS2000 G 6KRTLL User Manual 4 Control Panel Issu...

Page 60: ...locked during UPS startup 04 The battery voltage is lower than the discharge cut off voltage 12 Manual bypass activated 13 Phase lock failure 17 Bypass voltage or frequency abnormal 18 Low lithium battery level 19 Abnormal mains input 20 Lithium battery high temperature protection 21 Lithium battery low temperature protection 22 Lithium battery high voltage protection 23 Lithium battery low voltag...

Page 61: ...ocked in bypass mode due to three transfers to bypass mode 33 Overtemperature 34 Inconsistent number of parallel UPSs 35 Long time inverter current imbalance 36 Overload 37 The inverter switch is off in ECO mode 38 The number of started inverters is insufficient to carry the load 39 Output in battery mode 40 Inconsistent battery capacity BP Battery not connected UPS2000 G 6KRTLL User Manual 4 Cont...

Page 62: ...an blockage signal is at low level for 15s within 30s The current working status is not affected If overtemperatur e protection is triggered the system may transfer to bypass mode Possible cause The fan is blocked Measure Check the fan and remove sundries Possible cause The fan is faulty Measure Replace the fan UPS2000 G 6KRTLL User Manual 4 Control Panel Issue 01 2020 08 06 Copyright Huawei Techn...

Page 63: ...ee times After that you need to manually clear the alarm Fan blocked The highest temperature of internal components exceeds 80 C for 100 ms Fan not blocked The highest temperature of internal components exceeds 90 C for 100 ms The system shuts down the inverter and transfers to bypass mode Possible cause The temperature is too high Measure Decrease the ambient temperature or load Possible cause Th...

Page 64: ... to environmental factors Measure Send the device to the maintenance center 04 Low battery voltage Minor The battery voltage is higher than 42 V and the mains is connected properly The battery voltage is lower than 42 V The system cannot supply power in battery mode If this alarm is generated in battery mode the power output will be disconnected Possible cause The battery is faulty Measure Replace...

Page 65: ...tical You need to manually rectify the fault or power off and restart the device The output voltage exceeds the rated voltage by 20 V for 3s The system shuts down the inverter and transfers to bypass mode Possible cause Load energy backfeed occurs Measure Locate the load and remove it Possible cause The circuit is faulty Measure Send the device to the maintenance center 07 Overload Critical You ne...

Page 66: ... Improve the power grid quality Possible cause The parallel cable is disconnected when UPSs are connected in parallel Measure Check that the parallel cable and current equalization cable are properly connected Possible cause The circuit is faulty Measure Send the device to the maintenance center 09 Bus short circuit Critical You need to manually rectify the fault or power off and restart the devic...

Page 67: ...of the manual bypass port 13 Phase lock failure Minor Phase locking is successful or the bypass is missing The inverter fails in phase locking within 10s The system cannot start PFC or enter normal mode Possible cause The power grid frequency is unstable 17 Bypass abnorma l Minor The bypass voltage or frequency recovers to the normal range The bypass voltage or frequency is out of the normal range...

Page 68: ... low Measure Charge the battery 19 Abnorma l mains voltage Minor The mains voltage input recovers The mains is disconnect ed or fails The mains input voltage harmonic exceeds 10 square wave input is not supported The mains frequency change rate exceeds the phase lock rate defined in the specificati ons 2 Hz s for a single UPS and 1 Hz s for a parallel system The system cannot work in normal mode I...

Page 69: ...attery cannot be recovered due to protection against abnormality contact local Huawei engineers to rectify the fault 21 Lithium battery low temperat ure protectio n Minor The cell temperat ure rises above the protection threshold Charge low temperatu re protection The minimum cell temperatu re is less than 0 C Discharge low temperatu re protection The minimum cell temperatu re is less than 20 C Th...

Page 70: ... The battery string voltage is greater than 55 V The internal switch circuit of the lithium battery is disconnected and the battery cannot be charged or discharged Possible cause The busbar voltage input is abnormal and exceeds the normal range The cell consistency is abnormal The capacity attenuation is too fast or the internal resistance is too large Measure If the lithium battery cannot be reco...

Page 71: ...the internal resistance is too large Measure If the lithium battery cannot be recovered due to protection against abnormality contact local Huawei engineers to rectify the fault 24 Lithium battery overcurre nt protectio n Minor The battery discharge current drops below the protection threshold Discharge current 0 93 times of the current limit and Vbus 40 V for 15s Discharge current 0 98 times of t...

Page 72: ...circuit fault charger converter short circuit relay fault switch tube fault Measure Restart the lithium battery If the fault persists replace the lithium battery 26 Lithium battery exceptio n protectio n Minor Check again after the fault is rectified The busbar voltage is too high The temperature of the board relay and switch tube is too high The output is short circuited Batteries are reversely c...

Page 73: ...battery capacity is consistent with as the UPS setting or lithium battery communic ation is unavailabl e The lithium battery capacity is inconsistent with the UPS setting The system working mode is not affected If the actual capacity of lithium batteries connected is insufficient the battery backup time may be shortened Check that the UPS battery capacity setting matches the lithium battery capaci...

Page 74: ...ossible cause The UPS is overloaded 33 Overtem perature Minor Fan blocked The highest temperat ure of internal compone nts is lower than 65 C Fan not blocked The highest temperat ure of internal compone nts is lower than 50 C Fan blocked The highest temperature of internal components exceeds 75 C for 100 ms Fan not blocked The highest temperature of internal components exceeds 87 C for 100 ms If t...

Page 75: ...ion sampling circuit is faulty Measure Send the device to the maintenance center 36 Overload Minor The load percentag e exceeds 10 The load percentage exceeds 105 The system transfers to bypass mode when the overload time expires Possible cause The UPS is overloaded 37 The inverter switch is off in ECO mode Minor The inverter switch is turned on The inverter switch is off in ECO mode When the main...

Page 76: ...maximum discharge power of lithium batteries is less than the actual load power of the UPS After the UPS transfers to battery mode the lithium battery overcurrent protection may be triggered which causes the system to power off Reduce the load or add lithium batteries in a timely manner 50 PFC overcurre nt Critical The alarm is automatic ally cleared Inverter not started The PFC current exceeds 65...

Page 77: ... less than 7 times the battery voltage Normal mode The bus voltage is over 80 V less than the peak mains voltage The system shuts down the inverter and transfers to bypass mode Possible cause The transient load power is too high Measure Locate the load and remove it Possible cause The circuit is faulty Measure Send the device to the maintenance center 53 Timeout in approach ing rated output voltag...

Page 78: ...anually rectify the fault or power off and restart the device In power on mode the current sampling deviation exceeds 10 of the total sampling range The system cannot start the inverter and directly delivers output in bypass mode Possible cause The circuit is faulty Measure Send the device to the maintenance center 58 Low output voltage Critical You need to manually rectify the fault or power off ...

Page 79: ...art the device Parallel UPS protocols are inconsistent If the versions are inconsistent the non master UPS exits the parallel system Otherwise the UPS transfers to bypass mode because the number of parallel UPSs is inconsistent Possible cause The UPS software versions are inconsistent Measure Upgrade the software to the same version 72 Parallel current equalizat ion fault Critical You need to manu...

Page 80: ...rallel system The system shuts down the inverter and transfers to bypass mode If other UPSs in the parallel system can deliver output in inverter mode the UPS that has generated the alarm delivers no output Possible cause The circuit is faulty Measure Send the device to the maintenance center Possible cause The parallel cable is disconnected Measure Check the cable connection 81 Parallel UPS host ...

Page 81: ...llel system is greater than 4 V for 120 ms The system shuts down the inverter and transfers to bypass mode If other UPSs in the parallel system can deliver output in inverter mode the UPS that has generated the alarm delivers no output Possible cause Batteries are not shared Measure Ensure that all UPSs share one battery string 84 Inconsist ent AC input voltage and frequenc y Critical The voltage ...

Page 82: ...n ways that facilitate modification capacity expansion and maintenance The UPS is properly grounded The voltage between the neutral wire and the ground cable is less than 5 V AC 5 2 Single UPS Operations 5 2 1 Starting a UPS NOTICE If no button is pressed within 20s in UPS setting mode the LCD home screen is displayed If no batteries are connected to the UPS of the long backup time model the buzze...

Page 83: ...ut circuit breaker Km for the UPS The UPS will enter the bypass mode Press and hold SELECT for 1s on a non setting screen to access the login screen for parameter settings The initial password is 123 Enter the correct password to access the UPS setting mode Figure 5 2 Password setting screen UPS2000 G 6KRTLL User Manual 5 Operations Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 77 ...

Page 84: ... that the UPS runs properly switch on the AC output circuit breaker Q for the UPS to start the load End 5 2 1 2 Cold Starting the UPS Using Batteries Step 1 Switch on the external battery circuit breaker if any Step 2 Press ON MUTE to start the UPS The UPS will enter the standby mode Press and hold SELECT for 1s on a non setting screen to access the login screen for parameter settings The initial ...

Page 85: ... in battery mode Figure 5 6 Battery mode Step 5 After you ensure that the UPS runs properly switch on the AC output circuit breaker Q for the UPS to start the load End 5 2 2 Shutting Down a UPS Normal Mode On the default screen press and hold OFF ENTER for more than 5s Release the button when you hear the buzzer buzzing The UPS inverter is shut down The UPS transfers to bypass mode when the mains ...

Page 86: ... with bypass parameters the UPS transfers to standby mode Step 3 Switch off the AC input circuit breaker Km and output circuit breaker Q for the UPS After all indicators turn off and fans stop the UPS shuts down and the loads power off End 5 2 3 Performing EPO Turn on the EPO switch provided by the customer The UPS enters the EPO state That is the UPS shuts down the inverter and does not transfer ...

Page 87: ... input output and battery wiring diagram using two UPSs connected in parallel as an example 5 3 1 1 Start the UPSs Using Mains Power Procedure Step 1 Switch on the external battery circuit breaker if any Step 2 Switch on the AC input circuit breakers Km1 and Km2 and general AC input circuit breaker Km for the UPSs The UPSs will enter the bypass mode Switch on the AC output circuit breakers Q1 and ...

Page 88: ...hecking that the system runs properly switch on the general output circuit breaker Q and branch output circuit breakers for the parallel system to start loads one by one End 5 3 1 2 Cold Starting the UPSs Using Batteries Step 1 Switch on the external battery circuit breaker if any Step 2 Switch on the AC output circuit breakers Q1 and Q2 for the UPS system Step 3 Press ON MUTE to start the UPSs Th...

Page 89: ...t the system runs properly switch on the general output circuit breaker Q and branch output circuit breakers for the parallel system to start loads one by one End 5 3 2 Shutting Down a Parallel System Shutting Down a Single UPS in the Parallel System Step 1 Perform the shutdown operation for a UPS in the parallel system Then the UPS shuts down and generates no output Other UPSs work without being ...

Page 90: ...fer to bypass mode Transferring the Parallel System to No Output Mode Step 1 Shut down loads Step 2 Perform the shutdown operation on each UPS in the parallel system All UPSs shut down the inverters and transfer to bypass mode Step 3 Switch off the AC input circuit breakers Km1 and Km2 and the general AC input circuit breaker Km for the UPS system Switch off the AC output circuit breakers Q1 and Q...

Page 91: ...mer The UPSs enter the EPO state That is the UPSs shut down the inverters and do not transfer to the bypass mode Figure 5 11 EPO cable connection in a parallel system UPS2000 G 6KRTLL User Manual 5 Operations Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 85 ...

Page 92: ...aintain UPSs regularly based on the following requirements Otherwise the UPSs may fail to operate properly and the lifespan may be shortened Table 6 1 UPS routine maintenance Item Expected Result Troubleshooting Maintenance Interval Operating environment Ambient temperature 0 40 C Humidity 0 95 RH non condensing If the humidity and temperature are abnormal check the air conditioner status If the i...

Page 93: ... the dust especially from the front panel Quarterly Parameter settings The settings of the output voltage level frequency and battery capacity meet requirements Reset the parameters Quarterly Power cables and terminals between the UPS and external power distribution equipment The insulation layers of cables are intact and terminals are free from noticeable sparks Replace the cables Secure the outp...

Page 94: ...perature range 0 40 C not derated 40 C overtemperature protection triggered to ensure proper operation within the protection range Humidity 0 95 RH non condensing Altitude 0 1000 m When the altitude is greater than 1000 m but less than 4000 m the power should be derated For details see IEC 62040 3 Storage and transportation temperatures 40 C to 70 C Noise 60 dBA 1 m UPS2000 G 6KRTLL User Manual 7 ...

Page 95: ...sistive load 0 99 100 load Input harmonic current 100 resistive load 5 100 load Voltage detection precision 2 Generator input capacity 1 5 times the UPS capacity Inrush current five times the rated current Static withstand voltage 320 V AC input no damage to the UPS at least 2 hours 7 4 Bypass Input Electrical Specifications Table 7 4 Bypass input electrical specifications Item Specifications Bypa...

Page 96: ...source 7 5 Output Electrical Specifications Table 7 5 Output electrical specifications Item Specifications Rated capacity 6 kVA 5 4 kW Output power factor 0 9 Rated output voltage 220 V AC 230 V AC 240 V AC Output voltage precision 1 Output frequency When the mains is normal the UPS automatically tracks the mains frequency When the mains is abnormal the output frequency is 50 Hz 60 Hz tolerance 0 ...

Page 97: ... Uninterruptible transfer 0 ms Interruptible transfer 10 ms Average frequency tracking rate Single UPS 2 Hz s Parallel system 1 Hz s Output dynamic response 5 0 100 100 0 load change Output regulated voltage precision 1 Load detection precision 5 7 6 Battery Electrical Specifications Table 7 6 Battery electrical specifications Item Specifications Battery type Lithium battery external supported mod...

Page 98: ...ery 100 A 100 A 35 C Maximum discharge power of a single battery 4 3 kW Battery capacity 100 2400 Ah Rated battery voltage 48 V DC ESM 48100B1 51 2 V DC ESM 48150B1 Battery string sharing Supported default Battery quantity A maximum of eight batteries can be connected in parallel Charge current limit 10 60 A Rated charge voltage 56 V Operating temperature Charge 0 C to 45 C discharge 20 C to 45 C ...

Page 99: ... 9 Safety and EMC Item Standards Compliance Conducted emission CE IEC 62040 2 C2 Radiated emission RE IEC 62040 2 C2 Low frequency signal immunity IEC 61000 2 2 ESD immunity IEC 61000 4 2 Conducted susceptibility CS IEC 61000 4 6 Radiated susceptibility RS IEC 61000 4 3 Electrical fast transient burst IEC 61000 4 4 Surge IEC 61000 4 5 Power frequency magnetic field IEC 61000 4 8 UPS2000 G 6KRTLL U...

Page 100: ... 61000 3 12 Voltage dip IEC 61000 3 11 Impact current surge protection IEC EN 60240 2 IEC EN 61000 4 5 YD T 1095 2000 YD T 944 2007 UPS2000 G 6KRTLL User Manual 7 Technical Specifications Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 94 ...

Page 101: ...rocessing E EPO emergency power off ECO economy control operation EOD end of discharge ESN equipment serial number H HTTPS Hypertext Transfer Protocol Secure L LCD liquid crystal display LSI large scale integrated M MIB management information base N UPS2000 G 6KRTLL User Manual A Acronyms and Abbreviations Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 95 ...

Page 102: ... extra low voltage SNMP Simple Network Management Protocol SSH Secure Shell T THDv total harmonic distortion of output voltage TNV telecommunication network voltage U UPS uninterruptible power system USB Universal Serial Bus V VRLA valve regulated lead acid UPS2000 G 6KRTLL User Manual A Acronyms and Abbreviations Issue 01 2020 08 06 Copyright Huawei Technologies Co Ltd 96 ...

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