Electrical Connection - Grundfos ALPHA2 Instrucciones De Instalación Y Funcionamiento

4.5 Electrical connection

DANGER
Electric shock
Death or serious personal injury.
- All electrical work must be carried
out by a qualified electrician in
accordance with the latest edition
of the National Electric Code and
state, local codes and regulations.
DANGER
Electric shock
Death or serious personal injury.
- Switch off the power supply before
starting any work on the product.
Make sure that the power supply
cannot accidentally switched on.
DANGER
Electric shock
Death or serious personal injury.
- This pump has not been
investigated for use in swimming
pool or marine areas.
DANGER
Electric shock
Death or serious personal injury.
- This pump is supplied with a
grounding conductor and
grounding-type attachment plug. To
reduce the risk of electric shock, be
certain that it is connected only to a
properly grounded, grounding-type
receptacle in accordance with the
National Electric Code and any
state, local governing codes and
regulations.
• The motor is protected by the electronics in
the control box and requires no external
motor protection.
• Check that the supply voltage and frequency
correspond to the values stated on the
pump.
• Only connect the pump to the power supply
with the line cord or through the terminal box
supplied with the pump; see sections
4.5.1 For pump models with line cord
4.5.2 For pump models with terminal
• Do not modify and only use the line cord
supplied.
• The lights on the control panel indicate that
the electrical supply has been switched on.
4.5.1 For pump models with line cord
Follow the procedure as shown in fig. 7.
How to insert the line cord plug onto the
pump (side view):
How to remove the cord plug from the
pump (bottom view):
1. Insert a 1/8 in. flat blade
screwdriver into the slot.
2. Twist the screwdriver.
3. Pull the cord to remove it.
Fig. 7
and
box.
3
2
Connecting and removing the power
plug for line cord models
9