BGH GMV6 Technical Sales Manual page 135

GMV6 DC Inverter VRF Units Technical Sales Guide
10.2 External wiring
Circuit breaker shall be collocated for each set of unit for short circuit and abnormality overload
protection. The circuit breaker is in closed status in general condition. During operation, all ODUs and
IDUs in the same system must be energized status; otherwise, the system cannot work normally.
NOTES:
a. The max. connection quantity N of ODU and the max. connection quantity n of IDU is determined by
the combination method of ODU.
b. The power cord must use copper conductor and be consistent with related national standard for
guide line and satisfy the carrying capacity demand of the unit.
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