Grundfos CMBE TWIN, Инструкция по установке и эксплуатации

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Pos. Description
PE Protective earth
L Phase
N Neutral
4.3.5 Residual-current circuit breakers
DANGER
Electric shock
Death or serious personal injury
‐
If national legislation requires a Residual Current Device (RCD) or equivalent in the electrical installation, this must be type B or
better, due to the nature of the constant DC leakage current.
The residual-current circuit breaker must be marked.
TM066230
Take into account the total leakage current of all the electrical equipment in the installation.
This product may cause a direct current in the protective-earth conductor.
Connection example for single-phase supply
The drawing shows an example of a mains-connected single-phase motor with a main switch, a backup fuse and a residual-current circuit
breaker, type B.
N
N
L
L
PE
1
TM069814
Pos. Description
1 Residual-current circuit breaker, type B
N Neutral
L Phase
PE Protective earth
Connection example for three-phase supply
The drawing shows an example of a mains-connected three-phase motor with a main switch, a backup fuse and a residual-current circuit
breaker, type B.
L1
L2
L3
L2
L1
L3
PE
1
TM069815
Pos. Description
1 Residual-current circuit breaker, type B
L1 Phase 1
L2 Phase 2
L3 Phase 3
PE Protective earth
4.3.6 Connecting a power plug to the electrical installation
Relevant for products delivered with a power plug.
Check that the power plug delivered with the product is in compliance with local regulations.
12
English (GB)