McQuay SB250B Installation Manual page 18

Cooling
Indoor Unit
Outdoor Unit
Voltage range**
Power Supply Cable*
Number of Conductors
a) Indoor Unit
b) Outdoor Unit
Interconnection cable*
Number of conductors
HSB30A/MSB30B
Indoor Unit
Terminal
Block
!
The electrical power must be provided with protection
device (circuit breaker or fuse) with pole separation
system and minimum contact gap of 3mm.
Indoor Unit
Outdoor Unit
Voltage range**
Power Supply Cable*
Number of Conductors
a) Indoor Unit
b) Outdoor Unit
Interconnection cable*
Number of conductors
IMPORTANT: The figures shown in the table are for information purpose only. They should be checked and selected
*
to comply with the local/national codes of regulations. This is also subject to the type of
installation and conductors used.
** The appropriate voltage range should be checked with label data on the unit. ETL listed is only applicable
to 60Hz power supply only.
MSB10A/15A/20A/25A
Indoor Unit
220V-240V / 1Ph / 50Hz or 208V-230V / 3Ph / 60Hz or 460V / 3Ph / 60Hz
COMP
L
N
MSB10A MSB15A
SL10B SL15B
Interconnection Cable
COMP
L
N
Power Supply
HSB30A
SL30C
–
3
4
Interconnection Cable
Power Supply
MSB20A
SL20B
220V-240V / 1Ph / 50Hz or 208V-230V / 1Ph / 60Hz
3
–
3
!
The electrical power must be provided with protection
device (circuit breaker or fuse) with pole separation
system and minimum contact gap of 3mm.
1-8
Outdoor Unit
COMP
Terminal
L
Block
N
L
N
MSB25A MSB30A
SL25B SL30B
–
3
4
COMP
N
Outdoor Unit