PowerWalker VFI 6000T LCD User Manual

Page 17

Fig.4-6 Typical external isolating device installation

2) No matter the UPS is connected to the mains power or not, the

output of the UPS may be electrically live. The parts inside the

unit may still have hazardous voltage after turning off the UPS.

To make the UPS have no output, power off the UPS, and then

cut off the mains power supply, wait the UPS shut down

completely.

3) Open the terminal block cover located on the rear panel of UPS,

please refer to the appearance diagram.

4) For PowerWalker VFI 6000T LCD UPS, it is recommended to

select the UL1015 8AWG/6mm

or other insulated wire which

complies with AWG Standard for the UPS input and output

wirings.

5) For PowerWalker VFI 10000T LCD UPS, it is recommended to

select the UL1015 6AWG/10mm

or other insulated wire which

complies with AWG Standard for the UPS input and output

wirings.

6) Ensure the capacity of mains power supply. Do not use the wall

receptacle as the input power source for the UPS, as its rated

current is less than the UPS’s maximum input current.

Otherwise the receptacle may be burned and destroyed.

7) The protective earth ground wire should be installed first

according to the following diagram. It is better to use green wire

or green wire with yellow ribbon wire.