Calorex 29 Series Owners & Installation Manual page 14

RECOMMENDED ELECTRICAL INSTALLATION FOR CALOREX HEAT PUMP (1Ø)
WITH THREE PHASE WATER PUMP AND ENERGY MANAGEMENT CONTROLLER
THREE PHASE
SUPPLY TO SUIT
CAPACITY OF
WATER PUMP
L3 L2 L1
CALOREX ENERGY
MANAGEMENT
CONTROLLER
AVAILABLE FROM
CALOREX DISTRIBUTOR
VOLT FREE
AUXILLARY
CONTACT N/O
L3 L2 L1 L
4 POLE N/O STARTER WITH
OVERLOAD AND 230v 50Hz COIL
RATED TO SUIT WATER PUMP
N
L1
L2
L3
FIGURE 8
SINGLE PHASE
13 AMP SUPPLY 230v
FUSED AT 1 AMP
3 4 7
N L
5 6
WATER PUMP
THREE PHASE
Page 14
SWITCHED FUSE ISOLATOR WITHIN
2m OF HEAT PUMP AND SIZED IN
ACCORDANCE WITH DATA SHEET
N L
8 9 10
L
N
5
INTERLOCK
6
9
ENERGY MANAGEMENT
CONTROLLER
10
SOFT
START
CALOREX
HEAT PUMP
SINGLE PHASE