AERMEC HMG - Electrical Connections; Electrical Connections Modular System

43
ELECTRICAL CONNECTIONS
WATER PUMP
AUXILIARY ELECTRIC RESISTANCE
KEY:
- - - - - - : not supplied
ELECTRICAL CONNECTIONS MODULAR SYSTEM
A B
K
109109109109 ...
Unit 16Unit 3Unit 2Unit 1
When you want to install a remote contact available for all
modular units, terminals 9 and 10 of each module must be
connected to clean contact A and B.
KM1
65
A1
A2
L1 N1
Unit
KM3
A1
A2
L1 N1
1211
Unit
The unit can manage up to two water pumps. Connect the pump
contactor KM1 and KM2 to the respective terminals 5 and 6 (for
KM1) and to terminals 7 and 8 (for KM2).
The unit can manage up to two auxiliary electric heaters. Connect
the contactor of the auxiliary electric heater KM3 and KM4 to the
respective terminals 11 and 12 (for KM3) and to terminals 13 and
14 (for KM4).