22 Chapter 3 Electrical Installation
NX UPS Single Module And Parallel System 250kVA ~ 800kVA User Manual
bA
bB
bC
Switch extension
bar (4 pcs)
PE oA
oB
oC
BAT+
BAT-
i/o/bN
mA mB
mC
Note:
1. mA, mB, mC: rectifier input
2. bA, bB, bC: bypass input
3. BAT+, BAT-: battery input
4. oA, oB, oC: output
5. PE: protective earth
6. i/o/bN: common N of input, output, battery
Maintenance switch Q3
(optional)
Figure 3-3 600kVA ~ 800kVA UPS power cable connection terminals