Special fittings / using accessories
Insulation monitoring with E-MCS 3.0
Version: May 2011
ESE 808 / 1308 / 1408 DBG ES DU PLEX SILENT
49
1. Plug in the consumer and switch on.
The displayed symbol
(see Fig. 5-2-(8))
indicates the result:
Symbol
Meaning
Yellow
Insulation fault (
≤
23 k
Ω
)
Stays off
Connected unit is OK
Table 5.3: Insulation monitoring whilst running without switching off
If an insulation fault exists and the unit was previously
OK when tested without a consumer connected up to it
(see insulation monitor ing above), then the insulation
fault has been caused by the consumer.
2. The reset button
(see Fig. 5-3-(1))
must be pressed after
switching off and disconnecting the consumer so that the
unit can be used again.
5.3.2 Insulation monitoring plus switching off
The follow ing requirements must be fulfilled:
•
Generator has been started (see 0)
1. Unplug the consumer
2. The circuit breaker must be in Pos. 1.
3. Press the test button
(see Fig. 5-3-(2))
The displayed symbol
(see Fig. 5-2-(8))
and the position of
the circuit breaker indicate the result:
Symbol
Result
Meaning
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 5.4: 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
restarted so that it can be used again.
Insulation monitoring
whilst running:
Requirements
Testing the insulation
monitoring:
