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Table 3. Components of the safety strip.
Element
no.
Description
A 230 V maintenance socket
Overcurrent circuit breaker of 230 V maintenance socket
Surge arresters
Overcurrent circuit breaker of fan
Main overcurrent circuit breaker
Safety contact strip is connected to mains. Access is obtained by removing front cover. Connection to
power system is shown below.
Fig.5. Connection to the power system
– a single-phase 230 V AC connection.
Fig.6. Connection to the power system
– 3-phase 400 V AC connection.
