LG RCAW Operation & Maintenance Manual page 56

Service
Control System
The structures of the power panel and control panel are shown in the below. The power panel in the left is composed of
the electrical components related to 400VAC main power, and the control in the right is composed of low-voltage com-
ponents such as the PLC and the HMI unit.
Both panels are designed to be water proof by dual door system. The panels comply with IP55.
Control Panel
Power Panel
Fig. 34
56 Chiller Air-cooled Screw