Carrier AQUASNAP JUNIOR 30RHX Installation Manual page 12

30RHX
Electrical connections - three-phase models
7 8
²
GB - 10
N
L1 L2 L3
N
L1 L2 L3
G L1 L2 L3 N 0
B
A
Unit electrical panel
Terminal blocks
Electronic board connectors
¶ Power supply 400V 3ph 50Hz
Available for remote alarm (3 A @ 24 V ac max.)
² Available for outdoor pump operation
A Main switch
Time-delay fuse or circuit breaker
B
(see table III "Electrical data")
. .
5 6
24V FUSE
24V FUSE
Terminal block legend, three-phase models
Earth.
L1 Live power supply.
L2 Live power supply.
L3 Live power supply.
N Neutral power supply.
S1 ON/OFF switch
S2 HEAT/COOL switch
S3 Dual SET-POINT switch (standard/economy)
NOTE:
The contact rating must be greater than > 20 mA @ 24 V ac.
24 5 6 1
S1
1 2 3 4 . . . .
2 3 4 9 10
S2 S3