WM 220
11 Door lock
The door lock is electric, and power must be turned on in order to be
able to open the glass door in normal manner. Press the button
to release the door catch by means of a solenoid. A microswitch
interrupts the power supply to the machine when the door is open.
The door can be opened in an emergency by incerting a screwdriver
about 1 cm into the hole to the left of the glass door and pressing
upwards.
12 RFI suppression
RFI soppressions are fitted in accordance with international
requirements.
13 Main switch
The main ON/OFF switch is a rocker switch that interrupts the line
power supply to the control unit (phase L1) and the neutral.
14 Wiring
The internal wiring in the machine is 1,5 mm
2
for heater connections,
1,0 mm
2
or 18 AWG for earth connections and 0,5 mm
2
or 0,75 mm
2
for others.
15 Supply cord
The supply cord must be an RKK 3x1,5 mm
2
or 5x1,5 mm
2
cable.
Wiring diagram and timer diagram are provided with the machine.
Power supply arrangements
The machine can be supplied from:
Single-phase, 230 V, 1 0 A or 16 A fused circuits, with 1800 W or 3000 W
heater ratings respectively.
Two-phase, 400 V, 10 A fused circuit, 3000 W
Three-phase, 400 V, 1 0 A fused circuit, 3000 W
Three-phase, 230 V, 16 A fused circuit, 3000 W
The necessaryconnections are made atthe supplyterminals, as shown.
Heating time will depend on whetherthe machine has the heaters connected
as 1800 W or 3000 W
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