bypass switch on the rear panel and turn the maintenance switch to "BPS" position first.
3) Switch off the input breaker, and switch off the battery breaker (only available for long-run model).
4) Remove the cabinet cover and disconnect battery wire for standard model. Then, modify the
jumper on the control board to set the battery numbers as below table.
Battery Number
in series
16
17
18
19
20
Note: 0 = no jumper; 1 = connect with jumper; x = the pins are for other functions.
5) Modify the battery pack to meet the setting number in control board carefully.
6) Modify charger voltage according to below table to meet the setting number in control board. There
are 5 jumpers on the charger board. Please refer to the below table to modify charger voltage.
Battery Number
in series
16
17
18
19
20
Note: 0 = no jumper; 1 = connect with jumper.
7) After complete the above steps, put the cover back, switch on the battery breaker for long-run
model and switch on the input breaker. Then, the UPS will enter Bypass mode. If the UPS is in
maintenance Bypass mode, turn the maintenance switch to "UPS" position and then turn on the
UPS.
3-4-13. Operation of changing charging current:
1) This operation is only available for professional or qualified technicians.
2) Turn off the UPS. If the load couldn't be cut off, you should remove the cover of maintenance
bypass switch on the rear panel and turn the maintenance switch to "BPS" position first.
3) Switch off the input breaker, and switch off the battery breaker (only available for long-run model).
4) Remove the cabinet cover, and disconnect battery wire for standard model. Then modify the
jumpers on the charger board to set the charging current (refer to table below). Be careful that the
maximum charge current should not exceed the battery accepted charging current.
Charge current (A)
Note: 0 = no jumper; 1 = connect with jumper.
pin1 & pin2
pin3 & pin4
X
X
X
X
X
X
X
X
X
X
Charge
JP01
voltage (V)
218
232
245
259
273
JP06
1A
2A
3A
4A
JP1
Pin5 & pin6
1
0
0
0
0
JP02
JP03
0
0
0
0
0
1
1
0
0
0
JP07
0
0
0
1
1
0
0
0
13
pin7 & pin8
Pin9 & pin10
0
1
1
0
0
JP04
JP05
0
1
1
0
0
0
0
0
0
0
JP08
1
0
0
0
0
1
0
1
0
0
0
0
0
0