Grundfos CMBE TWIN 1-44 Instrucciones De Instalación Y Operación página 10

4.3.4 Residual-current circuit breakers
DANGER
Electric shock
Death or serious personal injury
‐
Only use residual-current circuit
breakers (RCCB, ELCB, GFCI,
RCD), type B.
The residual-current circuit breaker must be
marked.
Take into account the total leakage current of all
the electrical equipment in the installation.
This product may cause a direct current in the
ground 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.
L1
L2
PE
3
1x230V variant
Pos. Description
L1 Phase 1
L2 Phase 2
PE Protective earth (ground)
2 Breaker cabinet
3 Installation in building
L
N
PE
3
1x115V variant
10
4.3.5 Connecting a power plug to the electrical
Relevant for products delivered with a power plug.
Be sure that the electrical installation will support
the rated current [A] of the product. See the
product nameplate.
2
1. Switch off the power supply to the power
2. Connect each plug to its own power socket.
2
Pos. Description
L Phase 1
N Phase 2
PE Protective earth (ground)
2 Breaker cabinet
3 Installation in building
installation
Check that the power plug delivered
with the product is in compliance with
local regulations.
DANGER
Electric shock
Death or serious personal injury
‐
Make sure that the product is con-
nected only to a properly grounded,
grounding-type receptacle.
‐
The ground of the power outlet
must be connected to the ground of
the product. The plug must there-
fore have the same PE (protective
earth or ground) connection system
as the power outlet. If not, use a
suitable adapter.
socket.