Electrical Control Unit - Kessel aqualift f Installation, Operating And Maintenance Instructions

3.3 Pump volume
The factory set pumping volume is 20 liter which is control-
led by the pneumatic switch and the control unit.

3.4 Electrical Control Unit

3.4.1 General technical data
Control Unit Dimensions
(L x W x H)
Control Unit Weight
Ambient conditions
Allowable temperature range:
Allowable humidity:
Maximum elevation of system:
Power consumption
Approx 5 VA (without motor)
Protective class
Class 1 with function grounding of the secondary electro-
nics circuit (PELV)
Protective rating
IP 54 with screwed shut cover and cover gasket
3.4.2 Power Supply
Operating power
230 V AC 1~/N/PE 50 Hz ± 10%
Power cable
1.7 meter power cable with protective contact connection
in control unit
Required power
supply fuse max. 16A (to be provided on-site)
3. Technical Data
180 x 200 x 70 mm
1100 g
0 bis 40 °C
10 bis 80 %
non-condensing
2000 m above sea level
3.4.3 Inputs
'In' and 'Level' level inputs
Operational current – 6 V DC, switching power each 10 mA
Thermal motor switch
Supply current 12 V DC
Switching power ON = 9 mA
Switching power OFF = 5 mA
3.4.4 Outputs
Potential free contact
Switch: opener, middle contact, close; max. 42 V AC/ 0,5 A
without system internal protective switch for inductive loads.
Pump-Motor
Connection of the protective lead and the single phase win-
dings of motor.
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