McQuay MQS-174018-CFC216A Installation And Operation Manual page 30

DC Inverter U-match Series Floor Ceiling Type Unit
Before starting work, check that power is not being supplied to the indoor unit and outdoor unit.
①.
Match the terminal block numbers and connection cord colors with those of the indoor unit side.
②.
Erroneous wiring may cause burning of the electric parts.
Connect the connection cords firmly to the terminal block. Imperfect installation may cause a fire.
③.
Always fasten the outside covering of the connection cord with cord clamps. (If the insulator is not
④.
clamped, electric leakage may occur.)
Always connect the ground wire.
⑤.
(4). Electric wiring between the indoor and outdoor units
Single-phase units (18/24K)
Single-phase units (18/24K)
Single-phase units (36~60K)
(5). Electric wiring of indoor unit side
Remove the left cover plate and the electric box cover then insert the end of the
WARNING!
MQIU-174018-HCU216A+MQS-174018-CFC216A
Power cord 3×1.5mm
①.
Power cord 3×1.0mm
②.
Communication Cords 2×0.75mm
③.
MQIU-174024-HCU216A+MQS-174024-CFC216A
Power cord 3×2.5mm
①.
Power cord 3×1.0mm
②.
Communication cords 2×0.75mm
③.
MQIU-174036-HCU216A+MQS-174036-CFC216A
Power cord 3×2.5mm
①.
Power cord 3×1.0mm
②.
Communication cords 2×0.75mm
③.
MQIU-174048-HCU216A+MQS-174048-CFC216A
MQIU-174060-HCU216A+MQS-174060-CFC216A
Power cord 3×6.0mm
①.
Power cord 3×1.0mm
②.
Communication cords 2×0.75mm
③.
Fig. 4.29
28
2
(H07RN-F)
2
(H05RN-F)
2
(H05RN-F)
2
(H07RN-F)
2
(H05RN-F)
2
(H05RN-F)
2
(H07RN-F)
2
(H05RN-F)
2
(H05RN-F)
2
(H07RN-F)
2
(H05RN-F)
2
(H05RN-F)