Special
equipment
Insulation
monitoring
Status at: April 2016
33
5
Special equipment
5.1
Insulation monitoring
The following requirements must be met:
Generator started
1.
Unplug the device
2.
The circuit breaker must be in Pos. 1.
3.
Press the test button
(see Figure 5-1-(2))
The signal lamp
(see Figure 5-1-(3))
and the position of the
circuit breaker indicate the result:
Symbol
Result
Significance
lights up red
Circuit breaker jumps to Pos. 0 and the
generator cuts out
Insulation monitoring is OK
stays off
Circuit breaker stays in Pos. 1 and the
generator continues to run
Insulation monitoring is defective
Table 5.1: Insulation monitoring plus switching off
The insulation monitoring test has been run.
4.
The circuit breaker must be returned to Pos. 1 after the
test has been completed and the generator must be re-
started so that it can be used again.
Figure 5-1: Insulation monitoring
Requirements
Test insulation monitoring
(disconnecting):