Xtreme E91 User & Installation Manual
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Xtreme E91 User & Installation Manual

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E91 Online UPS
10kVA, 15kVA, 20kVA, 30kVA, 40kVA Models
User & Installation Manual
www.xpcc.com
| © 2022 Xtreme Power Conversion Corporation. All rights reserved. (Rev 3/25/22)

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  • Page 1 E91 Online UPS 10kVA, 15kVA, 20kVA, 30kVA, 40kVA Models User & Installation Manual www.xpcc.com | © 2022 Xtreme Power Conversion Corporation. All rights reserved. (Rev 3/25/22)

  • Page 2: Table Of Contents

    E91 User’s Manual Uninterruptible Power Supply Table of Contents 1. SAFETY AND EMC INSTRUCTIONS....................3 1-1. TRANSPORTATION AND STORAGE.......................3 1-2. PREPARATION............................3 1-3. INSTALLATION............................3 1-4. CONNECTION WARNINGS........................4 1-5. OPERATION............................5 1-6. STANDARDS............................5 2. INSTALLATION AND OPERATION......................6 2-1. UNPACKING AND INSPECTION......................6 2-2. UPS FLOOR-ANCHORING........................6 2-3.

  • Page 3: Safety And Emc Instructions

    E91 User’s Manual Uninterruptible Power Supply 1. Safety and EMC instructions All safety instructions in this document must be read, understood and followed. 1-1. Transportation and Storage • Please transport the UPS system only in the original packaging to protect against shock and damage.

  • Page 4: Connection Warnings

    E91 User’s Manual Uninterruptible Power Supply 1-4. Connection Warnings In accordance with safety standard, installation has to be provided with a [Backfeed Protection] system, as for ex- ample a contactor, which will prevent the appearance of voltage or dangerous energy in the input mains during a mains fault.

  • Page 5: Operation

    E91 User’s Manual Uninterruptible Power Supply 1-5. Operation • Do not disconnect the grounding/earthing conductor cable on the UPS or the building wiring terminals under any circumstance. • The UPS system features its own, internal current source (batteries). The UPS output sockets or output ter- minal blocks may be electrically live even if the UPS system is not connected to the building mains/live wires.

  • Page 6: Installation And Operation

    E91 User’s Manual Uninterruptible Power Supply 2. Installation and Operation We offer optional parallel function upon request. The UPS with parallel function is called the “Parallel model”. We have detail installation and operation procedure of the Parallel Model in the following chapter.

  • Page 7: Wiring Terminal View

    E91 User’s Manual Uninterruptible Power Supply 2-3. Wiring Terminal View E91 units with internal batteries E91-10K Rear Panel E91-15K/20K Rear Panel E91-10K Input/Output Terminal E91-15K/20K Input/Output Terminal Xtreme Power Conversion Corporation Page 7...
  • Page 8 E91 User’s Manual Uninterruptible Power Supply E91 units with internal batteries E91-30/40K front view door removed E91-30/40K rear view E91-30/40K wiring panels E91-30/40k cable routing diagram Xtreme Power Conversion Corporation Page 8...
  • Page 9 E91 User’s Manual Uninterruptible Power Supply 1. RS-232 communication port (only for firmware updates) 2. USB communication port 3. Emergency power off function connector (EPO connector) Note: Keep the EPO connector closed for UPS normal operation. To activate EPO function, please remove the jumper 4.

  • Page 10: Operation Principle

    E91 User’s Manual Uninterruptible Power Supply 2-4. Operation Principle The operating principle of the UPS is shown as below. 2-5. Single UPS Installation Installation and wiring must be carried out in accordance with the local electric laws and regulations by trained professionals.
  • Page 11 E91 User’s Manual Uninterruptible Power Supply 5) Remove the terminal block cover at the rear panel of UPS. Then, connect the wires according to the following terminal block diagrams. (Connect the grounding/earthing wire first when making other wire connections. Re-...
  • Page 12 E91 User’s Manual Uninterruptible Power Supply Terminal block wiring diagram for 30K/40K Battery connection wiring NOTE 1: Make sure that the wires are connected securely with the terminals. NOTE 2: Please install the output breaker between the output terminal and the load, and the breaker should have leakage current protective function if necessary.

  • Page 13: Ups Installation For Parallel System

    E91 User’s Manual Uninterruptible Power Supply Warning: (Only for standard model) ● Make sure the UPS is off before the installation. The UPS should not be turned on during wiring con- nection. ● Do not attempt to modify the standard model into the long-run model. In particular, do not try to con- nect the standard internal battery to the external battery.
  • Page 14 E91 User’s Manual Uninterruptible Power Supply Wiring diagram of parallel system for 30K/40K Refer to the following communication wiring diagrams for share current cable and parallel cable connections. Diagram 1: Two UPSs in parallel Diagram 2: Three UPS in parallel...

  • Page 15: Software Installation

    E91 User’s Manual Uninterruptible Power Supply 2-7. Software Installation For optimal computer system protection, install UPS monitoring software to configure UPS shutdown operation. 3. Operation 3-1. Initial Operation 1) Before operation, make sure that the two strings of batteries are connected correctly in order of ”+,GND,-”...
  • Page 16 E91 User’s Manual Uninterruptible Power Supply ON/OFF UPS BATTERY TEST MUTE ALL CONTROL ON/OFF CHARGER MEASURE1 MEASURE2 MEASURE MEASURE3 ELECTRICAL BASIC1 BATTERY GENERAL BASIC2 ADVANCE User MISCELLANEOUS PAS SWORD:0000 SAVE Maintainer SYS PARAMETER Initializing MAIN SETTING PAS SWORD:**** SETTING INSTALL INFO...
  • Page 17 E91 User’s Manual Uninterruptible Power Supply 20KVA 19:52:36 Bypass M ode 2018-11-07 120.0V 120.0V 120.0V 120.0V 120.0V 120.0V 60.0Hz 60.0Hz 120.0V 120.0V 120.0V 60.0Hz 125.0V H O M E C O N TR O L M EASU R E SETTI N G...
  • Page 18 E91 User’s Manual Uninterruptible Power Supply 20KVA 19:52:36 Bypass M ode 2018-11-07 120.0V 120.0V 120.0V 120.0V 120.0V 120.0V 60.0Hz 60.0Hz 120.0V 120.0V 120.0V 60.0Hz 125.0V H O M E C O N TR O L M EASU R E SETTI N G...
  • Page 19 E91 User’s Manual Uninterruptible Power Supply On/Off UPS It will show “Turn on UPS?” when UPS is off. It will show “Turn off UPS?” when UPS is on. Touch “YES” to turn on or off the UPS. Then, the screen will return to main screen Touch “Back”...
  • Page 20 E91 User’s Manual Uninterruptible Power Supply 20KVA 20KVA 19:52:36 19:52:36 Bypass M ode Bypass M ode 2018-11-07 2018-11-07 O N / O FF U PS O N / O FF U PS BATT TEST BATT TEST M U TE ALL...
  • Page 21 E91 User’s Manual Uninterruptible Power Supply The paralleled UPS behaves as one large UPS system but with the advantage of presenting larger capacity and • LINE VOL: The real time value of R, S and T phase voltage, RS, ST, TR voltage and input frequency.
  • Page 22 E91 User’s Manual Uninterruptible Power Supply • INPUT W: R, S and T input power in watt. • INPUT VA: R, S and T input power in VA. • INPUT W (%): R, S and T input power watt in percentage.
  • Page 23 E91 User’s Manual Uninterruptible Power Supply The authority list: Xtreme Power Conversion Corporation Page 23...
  • Page 24 E91 User’s Manual Uninterruptible Power Supply GENERAL 20KVA 19:52:36 Bypass M ode 2018-11-07 D at e/ Ti m e 2018- 11- 08 15: 47: 30 Language Engl i sh G EN ER AL I nput Sour ce Li ne AD VAN C E...
  • Page 25 E91 User’s Manual Uninterruptible Power Supply • Audio Alarm: There are two events available to mute. You may choose “Enable” or “Disable” alarm when related events occur. • Enable: When selected, alarm will be mute when related events occur. Enable is the default setting.
  • Page 26 E91 User’s Manual Uninterruptible Power Supply 20KVA 19:52:36 Bypass M ode 2018-11-07 ELEC TR O N I C BATTER Y M I SC ELLAN EO U S H O M E C O N TR O L M EASU R E...
  • Page 27 E91 User’s Manual Uninterruptible Power Supply 20KVA 19:52:36 Bypass M ode 2018-11-07 Bypass U PS O f f Enabl e Bypass VO L R ange 146V ELEC TR O N I C Bypass FR E R ange 56. 0H z 64.
  • Page 28 E91 User’s Manual Uninterruptible Power Supply BATTERY 20KVA 19:52:36 Bypass M ode 2018-11-07 BATT W ar ni ng VO L H I G H 14. 4V LO W 11. 5V Shut dow n VO L 10. 7V ELEC TR O N I C...
  • Page 29 E91 User’s Manual Uninterruptible Power Supply ADVANCE > Maintainer 20KVA 19:52:36 Bypass M ode 2018-11-07 SYS PAR AM ETER I N STALL I N FO VO L C ALI C U R R C ALI I N I TI AL...
  • Page 30 E91 User’s Manual Uninterruptible Power Supply SYS PARAMETER 20KVA 19:52:36 StanbyMode 2018-11-07 Model Name SYS PARAMETER Serial Number 85211810100018000 INSTALL INFO Manufacturer ---------------- VOL CALI Charger Number 3PCS Max Charge CURR CURR CALI BATT Number INITIAL HOME CONTROL MEASURE SETTING...
  • Page 31 E91 User’s Manual Uninterruptible Power Supply 20KVA 19:52:36 StanbyMode 2018-11-07 Float VOL 13.6V SYS PARAMETER UPS Type INSTALL INFO VOL CALI CURR CALI INITIAL HOME CONTROL MEASURE SETTING INFO DATALOG SYS Parameter Page 2 INSTALL INFO 20KVA 19:52:36 StanbyMode 2018-11-07...
  • Page 32 E91 User’s Manual Uninterruptible Power Supply • Bus VOL: BUS voltage calibration. Each click is 0.1% no matter it’s pressing up or down key . Press “up” key to increase 0.1% and press “down” key to decrease 0.1%. Press “OK” key to confirm the modification.
  • Page 33 E91 User’s Manual Uninterruptible Power Supply CURR CALI 20KVA 19:52:36 StanbyMode 2018-11-07 Output CURR SYS PARAMETER 0.0A 0.0% INSTALL INFO 0.0A 0.0% VOL CALI 0.0A 0.0% CURR CALI INITIAL HOME CONTROL MEASURE SETTING INFO DATALOG Current Calibration Page • Output CURR: Output current calibration. Each click is 0.1% no matter it’s pressing up or down key .
  • Page 34 E91 User’s Manual Uninterruptible Power Supply • DATA LOG: After pressing, the confirmation window, it will pop up as shown in above screen. Touch “YES” to clear the DATALOG page. Touch “Back” or “No” to cancel this operation and back to INITIAL menu page...
  • Page 35 E91 User’s Manual Uninterruptible Power Supply 20KVA 19:52:36 StanbyMode 2018-11-07 DATA LOG SYS PARAMETER PARAMETERS INSTALL INFO CALI Initial the EEPROM? VOL CALI EEPROM CURR CALI TOUCH CALI INITIAL HOME CONTROL MEASURE SETTING INFO DATALOG Initial EEPROM Page • EEPROM: After pressing the confirmation window, it will pop up as shown in above screen. Touch “YES”...
  • Page 36 E91 User’s Manual Uninterruptible Power Supply • Output Voltage: Select the output rated voltage. There are two options, 120V and 127V. 120Vac is default setting. • Output Rated FRE: Select output rated frequency. 50Hz: The output frequency is setting for 50Hz.
  • Page 37 E91 User’s Manual Uninterruptible Power Supply BATTERY 20KVA 19:52:36 Bypass M ode 2018-11-07 BATT W ar ni ng VO L H I G H 14. 4V LO W 11. 5V Shut dow n VO L 10. 7V ELEC TR O N I C...
  • Page 38 E91 User’s Manual Uninterruptible Power Supply UPS SELFTEST PFC Test St ep: I N V Test St ep: unknow n R- Phase R- Phase unknow n S- Phase unknow n S- Phase unknow n T- Phase unknow n T- Phase unknow n This function is only effective when UPS type setting is “HV”.
  • Page 39 E91 User’s Manual Uninterruptible Power Supply Basic Information Page Basic Information • MCU Version: MCU version. • DSP Version: DSP version. • Serial NO.: The serial number of UPS. • Manufacturer: The information about manufacturer. • Service Contact: The contact name is set in “Basic Setting”.
  • Page 40 E91 User’s Manual Uninterruptible Power Supply Rated Information • Output Voltage: It shows output rated voltage. • Output FRE: It shows output rated frequency. • CVCF Mode: Enable/Disable CVCF mode. • Bypass Forbid: Enable/disable bypass function. • Bypass UPS Off: Enable/disable auto bypass function when UPS is off.
  • Page 41 E91 User’s Manual Uninterruptible Power Supply • BATT Mode Work Time: The maximum discharge time in battery mode. • BATT Warning Voltage: HIGH: High battery warning voltage. LOW: Low battery warning voltage. • Shutdown Voltage: If battery voltage is lower this point, UPS will automatically shut down.

  • Page 42: Audible Alarm

    E91 User’s Manual Uninterruptible Power Supply 20KVA 19:52:36 Bypass M ode 2018-11-07 D at e Ti m e I t em Type D escr i pt i on 2018/ 11/ 8 17: 02: 30 M ode Bypass M ode 2018/ 11/ 8 17: 02: 30...
  • Page 43 E91 User’s Manual Uninterruptible Power Supply 2. Turn on the UPS without utility power supply (in Battery mode) 1) Make sure that the two strings of batteries are connected correctly in order of ”+,GND,-” terminals and the breaker of the battery pack is at “ON” position (only for long-run model).
  • Page 44 E91 User’s Manual Uninterruptible Power Supply 7. Turn off the UPS with utility power supply in AC mode 1) Touch “CONTROL” and select “Turn off UPS” icon to turn off the UPS. Refer to “UPS on/off” screen. NOTE 1: If the UPS has been set to bypass output, it will bypass voltage from the mains to output terminal even though you have turned off the UPS (inverter).

  • Page 45: Parallel Operation

    E91 User’s Manual Uninterruptible Power Supply 3-6. Parallel Operation 1. Parallel system initial startup Please make sure that all of the running UPSs are parallel models and have the same configuration. 1) Turn on each UPS in AC mode respectively (Refer to section 3-5(1)). Then, measure the inverter output voltage of each phase for each UPS with a multi-meter.
  • Page 46 E91 User’s Manual Uninterruptible Power Supply 3. Remove units from the parallel system There are two methods to remove units from the parallel system: First method: 1) Touch “CONTROL” > “Turn off UPS” and select “Yes” to turn of the UPS. Then, the UPS will enter into Bypass mode or No Output mode without output.

  • Page 47: Fault Code

    E91 User’s Manual Uninterruptible Power Supply 3-7. Fault Code Fault Fault event Icon Fault Fault event Icon code code Bus start failure None MCU communication failure None Bus over None Two DSP firmware versions are incompat- None ible in parallel system.

  • Page 48: Warning Code

    E91 User’s Manual Uninterruptible Power Supply 3-8. Warning Code Warning code Warning event Warning code Warning event Battery unconnected Line situations are differ- ent in parallel system IP Neutral loss Bypass situations are dif- ferent in parallel system IP phase abnormal...

  • Page 49: Trouble Shooting

    E91 User’s Manual Uninterruptible Power Supply 4. Trouble Shooting Symptom Possible cause Remedy No indication and alarm in the The AC input power is not con- Check if input cable firmly connect- front display panel even though the nected well.

  • Page 50: Storage And Maintenance

    E91 User’s Manual Uninterruptible Power Supply 5. Storage and Maintenance 5-1. Storage Before storing, charge the UPS at least 7 hours. Store the UPS covered and upright in a cool, dry location. During storage, recharge the battery in accordance with the following table:...

  • Page 51: Specifications

    E91 User’s Manual Uninterruptible Power Supply Specifications E91-10K E91-15K E91-20K E91-30K E91-40K MODEL NUMBER CAPACITY Power rating 10kVA/10kW 15kVA/15kW 20kVA/20kW 30kVA/30kW 40kVA/40kW INPUT Voltage / Range 208Y/120VAC or 220Y/127VAC / 125-275VAC three-phase* Frequency 46–54Hz or 56-64Hz Voltage / Frequency 208/120VAC or 220/127VAC / 50/60±0.1%...
  • Page 52 2. Verify there are no circuit breakers tripped. 3. Call your dealer for assistance. If you cannot reach your dealer, or if they cannot resolve the problem, call Xtreme Power Conversion Corp Technical Support at 800.582.4524. Technical support inquiries can also be made at support@xpcc.com.
  • Page 53 E91-Series products from the date of purchase. XPC Corporation warrants internal batteries for a period of two years from the date of purchase. For equipment sites within the United States and Canada, this warranty covers repair or replacement, at the sole discretion of XPC Corporation.

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