User manual

22
Wiring connection on the 6KS/10KS rear panel
Warning: (Only for standard model)
● Make sure the UPS is not turned on before installation. The UPS
must not be turned on when doing wiring operation.
● Do not try to modify the standard model to the long back up time
model. Especially do not try to connect the standard internal battery
to the external battery. The battery type and voltage may be different.
If you connect them together, it maybe causes the hazard of electric
shock or fire! The standard model and long back up time model are
differently designed according to different battery voltage and
thermal solution.
Warning: (Only for long back up time model)
● Make sure a DC breaker or other protection device between UPS and
external battery pack is installed. If not, please install it carefully. Switch
off the battery breaker before installation.
● Pay highly attention to the rating battery voltage marked on the rear
panel, the connection with wrong battery voltage may cause
permanent damage of the UPS. Make sure the voltage of the
battery pack is correct.
● Pay highly attention to the polarity marking on external battery
terminal block, and make sure the correct battery polarity is