Kessel SG 400 V Mono Original Operation Manual page 65

Level fault
Phase outage
Rotary field fault
Motor protect 1 and/
or 2
Pressure loss
Relay switching
cycles
Max. run time
1 and/or 2
Max. run occur
1 and/or 2
010-532_05
- Incorrect assignment or cabling of the probes (float switch,
pressure switch, level probe or airtightness of the pressure
system)
- Incorrect probe configuration (e. g. level sensor configured
but pressure switch connected)
Phase L2 or L3 no longer present
Wrong rotary field for mains connection
- Motor protection switch has triggered - Motor protection
switch set incorrectly.
- Pumping current too high due to faulty or blocked pump.
- Increased current due to phase failure
Hose on the screw fitting to the immersion pipe (or
submersible pressure switch) or control unit leaking.
Maximum operating cycles exceeded
Pump runs for too long per pump procedure
Pump runs too frequently in a short period of
time
Installation and operating manual
Functional check, troubleshooting
Check power supply cable and fuses.
Swap 2 phases of power cable.
- Set current value according to pump.
- Remove blockage.
- Replace pump if faulty - Check power supply for phase failure.
Check airtightness of the pressure sensor system.
Can be acknowledged. Inform Customer Services. Fault
appears after a further 1000 operating cycles.
Check station arrangement and inform Customer
Service, if necessary
Check station arrangement and inform Customer
Service, if necessary
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65