Calorex AW631 Owners & Installation Manual page 18

RECOMMENDED ELECTRICAL INSTALLATION FOR CALOREX HEAT PUMP(1Ø or 3Ø)
THREE PHASE
SUPPLY TO SUIT
CAPACITY OF
WATER PUMP
L3 L2 L3
VOLT FREE
AUXILLARY
CONTACT N/O
L
L3 L2 L1
4 POLE N/O STARTER WITH
OVERLOAD AND 230v 50Hz COIL
RATED TO SUIT WATER PUMP
N
L1
L2 WATER PUMP
THREE PHASE
L3
FIGURE 11
WITH THREE PHASE WATER PUMP
SWITCHED FUSE ISOLATED WITHIN
2m OF HEAT PUMP AND SIZED IN
ACCORDANCE WITH DATA SHEET
N L
L1
N
5
INTERLOCK
6
9
10
SOFT START
Page 16
L1
L2
L3
N
CALOREX
HEAT PUMP
5
SINGLE PHASE
INTERLOCK
6
9
10
SOFT START
CALOREX
HEAT PUMP
THREE PHASE