Other Precautions; Electrical Parameter - McQuay MDS 30 Installation Manual

1.5 Other precautions


Contact local distributor/manufacturer for assistance when there's doubt on the installation process.

Do not charge in other type of refrigerant to the unit as this will damage the unit.

2.0 Electrical Parameter

All values given are for reference only. They shall be checked and selected to comply with local standards and
regulations.
MDS-A Series Outdoor
Model MDS30-40A(R)
Power supply
(V/Ph/Hz)
Max. Breaker
Size (A)
Number of
Wires
Power Cable
2
Size (mm )
MDS-B Series Outdoor
Model MDS80B(R)
Power supply
(V/Ph/Hz)
Max. Breaker
Size (A)
Number of
Wires
Power Cable
2
Size (mm )
Model
Power supply
(V/Ph/Hz)
Max. Breaker
Size (A)
Number of
Wires
Power Cable
2
Size (mm )
Note: MDS 260-320B(R) is combined unit, consist of master unit and slave unit. There are two ways to connect the cable, either separate
connection or serial connection. For MDS 320, only separate connection can be used. For other combined units, it is recommended to use
serial connection.
5MDS-B Series Outdoor
Model 5MDS60B(R)
Power supply
220-240/1/50
(V/Ph/Hz)
Max. Breaker
Size (A)
Number of
Wires
Power Cable
2
Size (mm )
2
MDS50A(R)
220-240/1/50
25
3
6
MDS100-
120B(R)
25 30
5 5
6 6
MDS260B(R) MDS280B(R)
60
5
5MDS50B(R)
40
3
6
MDS60A(R)
30 40
3 3
6 6
MDS150-
180B(R)
380-415/3/50
50
5
10
380-415/3/50
70
5
16 (Master) 10 (Slave)
5MDS60-
70B(R)
380-415/3/50
15 20
5 5
4 4
MDS50-60A(R)
380-415/3/50
15
5
4
MDS200-
220B(R)
50
5
16
MDS300B(R)
80
5
5MDS80-
100B(R)
25
5
6
Installation Manual IM-MDS_(i)
MDS70A(R)
20
5
4
MDS240B(R)
60
5
16
MDS320B(R)
80
5
5MDS120B(R)
30
5
6