Installation Instructions

21
Power supply specifications
Select the power supply cabling and fuse of each outdoor unit from the following specifications.
• Ensure an earth leakage breaker is installed, failure to install, may result in electric shock.
• The installation fuse must be used for the power supply line of this outdoor unit.
• Be sure to use the appropriate type of overcurrent breaker (fuse) switch.
• Observe local regulation regarding wire size selection and installation.
3-core cable in conformance with Design 60245 IEC 66.
Do not connect the units looping via the terminal blocks (L, N).
Outdoor unit
capacity type
0401 type
0501 type
0601 type
Wire size*
6 mm², Max. 28 m
6 mm², Max. 25 m
6 mm², Max. 22 m
Maxim running
current
25A
28A
31A
Installation
fuse
32A
32A
40A
Over current breaker (fuse) switch
Outdoor unit
Outdoor unit power supply
Earth leakage breaker
Earth
LN
* Design 60245 IEC66
(Terminal block) (Stripping length power cable)
(Cord clamp)
(Protective bush : Accessory)
Power cable
NL
10
LN
10
50
90
Earth line
Power cable
Power
supply
MCY-MAP###HT series
MCY-MAP###HT2D series
1N~ 50Hz 220V-240V
1N~ 60Hz 220V
(Connection example)
Connection of power supply
n Power supply wire
• Connect the power supply cables and earthling wire to the power supply terminal block.
Tighten the screws on the terminal block and secure the cables with the cord clamp.
(Do not apply tension to the connecting section of the terminal block.)
4 ELECTRIC WIRING