Connection Pipe Requirement; Electrical Requirement - McQuay MQS-174018-CFC216A Installation And Operation Manual

DC Inverter U-match Series Floor Ceiling Type Unit

4.3 Connection Pipe Requirement

The maximum length of the connection pipe is listed in the Table below. Do not place the units
between which the distance exceeds the maximum length of the connection pipe.
Item
Model
MQS-174018-CFC216A
MQIU-17 4018-HCU216A
MQS-1740 24-CFC216A
MQIU-17 4024-HCU216A
MQS-1740 36-CFC216A
MQIU-17 4036-HCU216A
MQS-1740 48-CFC216A
MQIU-17 4048-HCU216A
MQS-1740 60-CFC216A
MQIU-17 4060-HCU216A
Notes:
①. The connecting pipe should be thermally insulated properly.
②. The pipe wall thickness shall be 0.5-1.0 mm and the pipe wall shall be able to
withstand the pressure of 6.0 MPa. The longer the connecting pipe, the lower
the cooling and heating effect performs.
③. The pipe wall thickness shall be 0.5-1.0 mm and the pipe wall shall be able to
withstand the pressure of 6.0 MPa. The longer the connecting pipe, the lower
the cooling and heating effect performs.

4.4 Electrical Requirement

Electric Wire Size and Fuse Capacity.
Indoor Units
18K~60K
Size of Fitting
Pipe(Inch)
Max. Pipe
Length (m)
Liquid Gas
1/4 1/2
3/8 5/8
3/8 5/8
3/8 5/8
3/8 3/4
Power Supply
V/Ph/Hz
220-240V~ 60Hz
CAUTION!
Table 3.3
Max. Height
Difference between
Indoor Unit and
Outdoor Unit (m)
20 15
30 15
30 15
50 30
50 30
Table 3.4
Fuse Capacity
A
5
12
Drainage pipe(Outer
Diameter × wall
thickness) (mm)
φ17×1.75
φ17×1.75
φ17×1.75
φ17×1.75
φ17×1.75
Breaker Min. Power
Capacity Supply Cord
A
6
2
mm
1.0