• Requirements for the main power supply 120 Vac ± 10%, 1 Ph, 60 Hz or 208 Vac ± 10%, 1 Ph, 60 Hz
or 230 Vac ± 10%, 1 ph, 50/60 Hz must be consistent with the unit nameplate power supply.
• Power cord is a Y-type connection. If the power cord is damaged, it must be replaced by a
professional maintenance person.
• Before performing any electrical works, use a voltmeter to measure the power supply voltage and
make sure that the power supply has been switched off.
• The equipment needs to be installed with screws, rails and other methods to avoid shaking during
startup or operation process.
• Disconnect the rated circuit breaker from the power supply.
4.2 Cable from the Power Supply Connection
4.2.1 Electrical Box Placement
The electric box is located at the back of the unit as shown in Figure 4-1. For VRC100 and VRC101, the
power cord with plug comes pre-attached from the factory.
VRC100 and VRC101
VRC102
Figure 4-1 Electric box of VRC100, VRC101 and VRC102
For the VRC102, the interconnection cable IEC 320 C19 to C20 is provided in the package. Connecting the
power cables between the VRC102 and the power supply onsite.
4.2.2 Display connection
The display board is connected to the unit with a power cable (Available in two lengths of cables, one is 10
m and the other is 0.5 m) as show in Figure 4-2.
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