Eaton UPS 20 User Manual
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Eaton UPS 20 User Manual

Ups 20 - 40 kva, 230/400 v 50/60 hz output (3-phase input/output)
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User's Guide
UPS 20 - 40 kVA,
230/400 V 50/60 Hz output
(3-phase input/output)

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  • Page 1 User’s Guide UPS 20 - 40 kVA, 230/400 V 50/60 Hz output (3-phase input/output)
  • Page 2 ©2006 Eaton Corporation All Rights Reserved The contents of this manual are the copyright of the publisher and may not be reproduced (even extracts) unless permission granted. Every care has been taken to ensure the accuracy of the information contained in this manual, but no liability can be accepted for any errors or...

  • Page 3: Table Of Contents

    User’s Guide UPS 20 - 40 kVA, 230/400 V 50/60 Hz output (3-phase input/output) 1025358 revision D Safety instructions ..................................5 Audience ......................................5 CE marking ..................................... 5 User precautions ................................... 6 Environment ....................................6 Inquiries ......................................6 Introduction ....................................7 System description ..................................
  • Page 4 User operations ..................................... 29 Display functions ................................... 29 User Settings ....................................30 Changing language ..................................32 Using relay outputs ..................................32 Normal start-up ..................................... 32 Battery start-up ..................................... 33 Start-up after EPO ..................................33 Shutdown ....................................... 33 Maintenance ....................................34 Regular service/intervals ................................

  • Page 5: 1025358 Revision D

    89/336/EEC, 93/68/EEC and 92/31/EEC Declaration of conformity with UPS harmonised standards and directives EN 62040-1-1 (Safety) and EN 50091-2 (EMC) are available on the web site (http://www.powerware.com). 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 6: User Precautions

    Address any inquiries about the UPS and battery cabinet to the local office or agent authorised by the manufacturer. Please quote the type code and the serial number of the equipment. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...

  • Page 7: Introduction

    5% THD(i). This leads to more reliable total system operation and savings in generator and transformer sizing as losses in the windings are minimised. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 8: Feature: Advanced Battery Management (Abm)

    The Hot Sync is 100% mathematical firmware that makes it more reliable than traditional paralleling techniques. Because the solution is implemented intrinsically, and Hot Sync is always active, the UPS modules do not know whether or not they are even in parallel. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...

  • Page 9: Basic System Configuration

    - Up to four units can be paralled Figure 2 UPS configuration with two External Battery Cabinets. Adding optional accessories can enhance the UPS system configuration. These include for example XSlot communication adapters. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 10: Mechanical Installation

    ‘Drop&Tell’ indicator is intact. Remove the equipment from the pallet and make sure that the floor surface is solid and suitable for the wheeling and heavy weight. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...
  • Page 11 The type designation label includes ratings, a CE marking, a type code, a part number and a serial number. The serial number is important when making inquiries. It allows individual recognition of the equipment. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 12: Planning Before Installation

    1362 kg/m 1 Battery string installed EXT BAT 2 870 kg 32.90 kg/cm 2323 kg/m 2 Battery strings installed Table 1 The floor surface must tolerate loading. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...

  • Page 13: Cabinet Installation

    UPS cabinet to the floor. The UPS family has several alternative battery cabinets and configurations depending on the selected back-up time and quality of batteries. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...
  • Page 14 Figure 5 Powerware 9355 20-30 kVA and 40 kVA layout: 1:Graphical LCD; 2:XSlot-1; 3:XSlot-2; 4:Fans; 5:Input (rectifier) breaker (20-30 kVA)/switch (40 kVA); 6:Battery start button; 7:Battery breaker; 8-13: Connectivity terminals; 14:Ground terminal; 15:MBS; 16:Power cable terminals UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...

  • Page 15: Maintenance Bypass Switch

    External battery racks shall be sized to take the voltage drop in the cable into account. To obtain support and help contact the local office or agent authorised by the manufacturer. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 16: Electrical Installation

    Figure 6 Location of the power terminals. S1:Service Bypass Switch; S2:Static Bypass Input Switch; S3:UPS Output Switch. Disconnect all internal battery strings before operating with the terminal X4. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...

  • Page 17: Power Cables And Protective Fuses

    4x35 mm² 3x63 A 35 mm² 4x35 mm² 35 mm² 35 mm² Table 2 Minimum Cable and fuse ratings for the different UPS ratings with installation procedure C 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 18: Wiring Procedure

    “ISOLATE UNINTERRUBTIBLE POWER SUPPLY (UPS) BEFORE WORKING ON THIS CIRCUIT. ” A readily accessible disconnect device shall be incorporated in the building installation wiring as shown in diagrams. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...
  • Page 19 Figure 7 Wiring diagram of UPS N-model with integral MBS. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...
  • Page 20 Figure 8 Wiring diagram of UPS N-model. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...

  • Page 21: External Battery Cabinet (Ebc) Installation Procedure

    F1 to ON position. Finally change the number of battery strings from User Settings. SETTINGS -> USER SETTINGS -> NUMBER OF BATTERY STRINGS. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 22: Software And Connectivity

    Figure 9 Location of control cable terminals and LCD display: 1:Graphical LCD; 2:XSlot-1; 3:XSlot-2; 4:Signal inputs (X44 &X45); EPO (NO (X12) & NC (X52)); RS-232 (X53); Relay output (X57). UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...

  • Page 23: Connection To The Standard Rs-232 Port (X53)

    Note! If communication does not work choose the correct bit rate from the LCD display. Please refer to the optional software documentation for appropriate bit rate settings. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 24: External Control Connections

    EPO does not necessarily disconnect supply to load when unit is on internal or external bypass. Quaranteed disconnection of bypass supply has to be through a separate disconnect switch located in the supplying switchgear cabinet. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...

  • Page 25: Relay Outputs

    Restart initiated immediately when inactive. Request Bypass If active the UPS transfers to bypass if bypass voltage, frequency and synchronisation are 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 26: Xslot Communication

    XSlot modules allow the UPS to communicate in a variety of networking environments and with different types of devices. The UPS incorporates two (2) empty XSlot communication bays. Figure 12 Location of empty XSlot bays. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...

  • Page 27: Web/Snmp Module (Optional)

    The relay contacts are rated for 1 A, 30 Vac or 200 mA, 60 Vdc, and they have a galvanic isolation from the other circuits of the UPS unit. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 28: Single Serial Port Module (Optional)

    The Modbus module provides monitoring and integration to the Building Management Software (BMS) such as Wonderware. It features continuous and reliable communication through isolated DB9 ports (RS485/RS232) or a terminal strip (RS485). Figure 15 Modbus/Jbus Module. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...

  • Page 29: User Operations

    UPS Type / Part nro. / Serial nro / Revisions TURN UPS ON -> TURN UPS OFF TURN SYSTEM ON TURN UPS OFF TURN SYSTEM OFF Table 4 Menu map for display functions. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 30: User Settings

    Synchronization window 0.5 ... 3.0 Hz, step: 0.1 Hz ±2.0 Hz Frequency slew rate (not in parallel mode) 0.1 ... 3.0 Hz/s, step 0.1 Hz/s 0.2 Hz/s UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...
  • Page 31 Start auto calibration Parallel XCP [System], [Unit] System Minimum units to support load [0], [1], [2], [3], [4] Table 5 User setting in the LCD menu screen. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 32: Changing Language

     There are no tools, foreign objects or dust inside the UPS from the installation.  Covers are in place.  Optional MBS is placed to UPS position as default. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...

  • Page 33: Battery Start-Up

    If battery and input circuit breakers are left ON, UPS will enter a stand-by mode and starts to charge batteries with a cooling fan operational. Output is without the voltage in the stand-by mode. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 34: Maintenance

    ~ 3-5 years / service Batteries test ~ 18 months / service Cooling fan change ~ 5 years / service Table 7 Routine maintenance intervals recommended by the manufacturer. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...

  • Page 35: Batteries

    UPS is in bypass mode Blinking when new alarm is not reset UPS has an active alarm and still active. Table 8 Description of the LED indicators. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 36: Maintenance Bypass Switch (Mbs) Operation

    Figure 17 The normal (UPS supplying the load) positions of the three MBS switches. No break transfer from normal mode to Service Bypass: The normal start position should be following: UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...

  • Page 37: Turn Ups From Maintenance Bypass To Normal Mode

    The procedure to turn the UPS back to normal mode is described below. Figure 18 The service (bypass supplying the load) positions of the three MBS switches. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...
  • Page 38 Turn OFF S1 switch to disconnect bypass output: Use LCD to transfer the UPS to normal mode. Select: CONTROL ® GO TO NORMAL MODE. UPS is now in Normal mode, see below: UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...

  • Page 39: Parallel Systems

    Field upgrading can be used to extend existing capacity/redundancy systems with UPS modules. The upgrading must be carried out by service personnel from the manufacturer or from an agent authorised by the manufacturer. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 40: Spm Cabinets

    UPS modules and make-before-brake type of system bypass switch. Part nro Type Description 1025475 SPM-30-2 Wall-mounted SPM cabinet for 1-2 x UPS 20-30 kVA modules 1025476 SPM-60-2 Wall-mounted SPM cabinet for 1-2 x UPS 40-60 kVA modules 1025831 SPM-30-4...
  • Page 41 Figure 21 Cable routing and mounting holes Figure 22 Cable routing of SPM-30-4 and SPM-40-4 cabinets 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...
  • Page 42 60 kVA 100 A 200 A 35 mm² 95 mm² Table 10 Recommended cables and fuses for the wiring diagram (*These fuses are sized for capacity systems) UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...
  • Page 43 Figure 24 Wiring diagram with SPM-30-4 and SPM-40-4 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...
  • Page 44 If installing only two UPS modules (redundant), this requirement is no longer required as each UPS is capable of supporting the full bypass requirement. However, this would preclude future expansion. The recommended length of B cables is 2 m or more. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...

  • Page 45: Aux. Mbs Contacts

    Before proceeding see the Start-up procedure. Start the UPS(s) if not already started. Push any key of the control panel of the UPS to enable the functions on the LCD screed 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 46: Xslot Hot Sync Card: Installing And Wiring

    (STP) as presented in the figure below. The maximum length of the cable is 40 m with shield connected to the terminal pin 10 from end of the both cables. Pay attention that you don’t mix the polarity among the UPS modules. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...
  • Page 47 Figure 28 XSlot Hot Sync card and jumper settings: Resistor ON: PIN 1 and PIN 2 connected, No resistor: PIN 2 and PIN 3 connected (default setting). 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 48: Start-Up And Operation

    After the first start the load sharing of the system needs to be calibrated. Before starting the calibration the system needs to support some load. Select: SETTINGS USER SETTINGS PARALLEL OPERATION SETTINGS START AUTO -> -> -> CALIBRATION UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...

  • Page 49: Operating System Bypass Switch

    The use of the maintenance bypass switch will cause a break in the output voltage if the input voltage or frequency is not correct and the UPS system is not sychronised to mains. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 50: Shut-Down Procedure

    When UPS is in stand-by mode it still charges its batteries and uses cooling fans. Stand- by mode possibles a fast restart. If some UPS or all the UPSs in the system need to be shutdown completely, proseed to item 3. UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide...

  • Page 51: Local Tie Panel Solutions

    DO NOT DISCARD unwanted batteries or battery material in the public waste disposal system. Follow ALL applicable, local regulations for storage, handling and disposal of batteries and battery materials. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 52: Dimensional Drawings

    12. Dimensional drawings Figure 30 Dimensions of the UPS cabinet. Figure 31 Dimensions of the External Battery Cabinet UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...

  • Page 53: Technical Data

    50 - 53 dB(A) depending on 50 - 53 dB(A) depending on 50 - 53 dB(A) depending on Noise (ISO 7779) the load the load the load 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

  • Page 54: Ac Input

    300 ms > 150% load 60 min > 100 – 110% load Overload capability 10 min > 110 – 125% load (mains available) 1 min > 125 – 150% load UPS 20-40 kVA, 230/400 V 50/60 Hz output 1025358 User’s Guide Revision D...

  • Page 55: Warranty

    The technical data, information and specifications are valid at the time of printing. The UPS manufacturer reserves the right to modifications without prior notice. 1025358 UPS 20-40 kVA, 230/400 V 50/60 Hz output Revision D User’s Guide...

This manual is also suitable for:

Powerware 9355

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