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...
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...
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...
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...
- 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...
‘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...
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...
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...
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...
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...
“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...
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...
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...
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...
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...
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...
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...
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...
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 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...
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...
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...
~ 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...
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...
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...
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...
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...
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...
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...
(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...
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...
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...
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...
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...
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...
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...
Need help?
Do you have a question about the UPS 20 and is the answer not in the manual?
Questions and answers