42VMC

Electrical connections

 

Cooling only

Unit

42VMC 009, 012, 014

System

L N NY O W2

230V ~ 50Hz

￿￿

￿

L N N Y O W2

￿ ￿

N Y

￿

Unit

42VMC 018, 024

System

R C YO W2 S

230V ~ 50Hz

￿

￿

R C Y O W2 S

￿ ￿

L N R C Y

￿

 

 

 

Minimum connection wire size between

 

 

 

 

indoor and outdoor units (mm2)

 

Model

L

N

N

 

R

C

 

Y

 

 

 

 

 

 

 

 

 

42VMC 009

2.5

2.5

1.5

 

 

1.5

 

 

 

 

 

 

 

 

 

42VMC 012, 014

2.5

2.5

2.5

 

 

2.5

 

 

 

 

 

 

 

 

 

42VMC 018, 024

 

1.5

1.5

 

1.5

 

 

 

 

 

 

 

 

 

Terminal box legend

Earth.

LLive power supply.

N Neutral power supply.

N Neutral connection indoor/outdoor unit. R Live connection indoor/outdoor unit.

C Neutral connection indoor/outdoor unit. Y Compressor interlocking contact.

10120

10 100

￿￿ Mains supply connecting cable (field wiring).

￿Connecting cable, indoor-outdoor units (field wiring).

￿Indoor unit

￿￿ Outdoor unit

￿Main switch

￿Time-delay fuse or circuit breaker (see outdoor unit installation manual)

GB - 10

Page 11
Image 11
Carrier installation manual Electrical connections Cooling only, 42VMC 009, 012, 42VMC 018