Chauvin Arnoux C.A 751 Manual De Instrucciones página 13

Examples: Neutral
Socket OK
Phase on right
In all other cases, the wiring of the socket is
faulty. The most frequent cases are shown
below:
Neutral
Single-phase
Phase not wired
Neutral
Earth
default
Neutral
Neutral default
1
Phase
Two phases
are wired
Key:
LED on:
LED off:
13
Phase
Earth
Phase
Earth
Phase
Earth
Phase
Earth
Phase 1
Earth