Fig. 39 Insulation Monitoring - 230 V, 3-Phase Generator; Tab. 64 Test Instructions For A Generator With An Insulation Monitoring - KAESER M135 SIGMA CONTROL MOBIL Service Manual

Fig. 39
Tab. 64
74
7 Initial Start-up
7.10 Putting the generator into operation
Insulation monitoring - 230 V, 3-phase generator
«Main switch»
1
«Mode selector switch»
2
earth-leak warning lamp for
Test button with
3
«insulation monitoring»
1. Put the machine into operation.
DANGER
There is danger of fatal injury caused by contact with live components.
➤ The generator may only be used if the overload protection switch tripped during the test.
2. Check the insulation monitor according to instructions.
Checking instructions are given on the label stuck on the generator control box.
DANGER!
Electrical power.
There is danger of fatal injury caused by contact with live components.
▶ Test the mains contactor each day while the machine is running.
▶ The generator may only be operated if the mains contactor is functioning correctly.
Checking the mains contactor
➤ «Mains contactor»
4
➤ Press and hold the «test button»
The «mains contactor»
4
Problem: The «mains contactor» does not trip out?
➤ Shut down the generator and call KAESER Service.
Test instructions for a generator with an insulation monitoring
Service Manual Screw Compressor
M135 SIGMA CONTROL MOBIL
4
5
6
for generator switching.
for 3 seconds.
3
trips out.
«Overload protection» switch functioning as
safety cut-out with overcurrent release;
«mains contactor»
Three-phase power sockets
Single-phase power sockets
No.: 9_6975 00 E