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765041559
Rev. 002
Plug connections onboard the controller
The description here below explains the plugs or terminals to each special function and relay.
Plug Electrical component
Description
1
230 Volt relay – K1
The relay supplies the compressor and the condenser fan with
power.
2
3
4
5
230 Volt relay – K3
The relay supplies the evaporator fan with power.
6
7
230 Volt relay – K2
The relay supplies the defrosting heating element and the drip
water heating element with power
8
14
15
9
230 Volt relay – K4
The relay supplies the halogen light transformer with power
(230V/12V).
10
230 Volt relay – K7 and K8
The relay supplies the front frame heater, re-evaporating
heating element, and the condensing pump with power. When
the cabinet is switched on, the power is constantly viable.
11
12
13
17
18
Plug connection for the safety
thermostat
The plug is connected in series with the defrosting heating
element.
19
230 Volt relay – K5
The potential free alarm relay.
The relay changes position when the cabinet switches the
power on. By alarms and by power failure the relay switches
back to normal position.
16
230 Volt input
These terminals are the power input connection with 230 V to
the controller.
