RooftopClimaCreatorseries DM16‐01.01.27en
Service manual 107
Main power wiring to the unit control wiring between the control center and the unit, and
earth wiring are required in the field.
The following components are required: main power fuses; conduit coupling.
Wire and fuse sizes should be selected in accordance with national and standard, taking the
designed maximum current shall be the total of the compressor maximum current,
condenser fan motor current and evaporator fan motor current.
The wire size between the wired controller and the unit should be determined according to
the following table, because the 24V power source is applied to the control circuit.
Wiring length between wired controller and unit (One way)
Min. wire
size (mm
2
)
10m 15m 20m 30m 40m
0.5 0.5 0.75 0.75 1.0
Main power supply parameters:
Model Main power Main power switch Fuse
MRCT-062CWN1-R(C)
380~415V, 3Ph~,
50Hz
35A 25A
MRCT-075CWN1-R(C) 40A 30A
MRCT-085CWN1-R(C) 45A 35A
MRCT-100CWN1-R(C) 50A 40A
MRCT-125CWN1-R(C) 63A 50A
MRCT-150CWN1-R(C) 75A 63A
MRCT-175CWN1-R(C) 90A 80A
MRCT-200CWN1-R(C) 100A 90A
MRCT-250CWN1-R(C) 120A 100A
MRCT-300CWN1-R(C) 120A 100A