GE Industrial Solutions LP11 924 Series 6 & 10 kVA - Manual (Page 24)

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OPM_LPU_11U_6K0_10K_1US_V010.Doc 23 User manual LP11 924 6 & 10 kVA UPS 1.0
4.5.5 - INSTALLATION OF EXTERNAL BATTERY CABINET
The LP11 924 UPS is supplied with an external battery cabinet (24 in Fig.21). The battery cabinet should be wired before
connecting to UPS. Open the front and rear covers of the battery cabinet. Connect the batteries as shown in figure 16a.
WARNING! Batteries contain large amount of energy stored in them
DO NOT short the batteries while connecting
Only authorized person should do the battery wiring
All the required hardware and cables are supplied along the battery cabinet in a separate box. Make sure the MCBs (22 in
Fig.21) are in OFF position (down) before connecting. Connect the positive and negative ends of the battery string to the
MCB(22 in Fig.21) as shown in figure 16a.
Figure 16a. Battery cabinet wiring
Two glands (19 in Fig.21) and one 3-core battery cable (21 in Fig.21) will be supplied along with UPS. Remove the
knockout provided on the front bottom of the battery cabinet. Fix one gland into this opening and take the battery
cable through it. Connect positive (Red), Negative (Black) to the MCBs. Connect the earth wire (green) to the earth
terminal block (23 in Fig.21).
The battery cabinet can be connected to the DC connector (15 in Fig.19) at the rear panel of the UPS. Be sure to switch off
the UPS before proceeding: make sure that the UPS can be switched off without causing damage to the load, and turn all
circuit breakers (7,8,9 in Fig.19) into ‘off’ position (down).