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Grundfos SCALA1 5-55 User Manual

Grundfos SCALA1 5-55
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6. Electrical connection
WARNING
Electric shock
Death or serious personal injury
Switch off the power supply before you
start any work on the product. Make
sure that the power supply cannot be
switched on accidentally.
WARNING
Electric shock
Death or serious personal injury
The protective earth (PE) of the power
outlet must be connected to the
protective earth of the pump. The plug
must have the same PE connection
system as the power outlet.
All electrical connections must be carried
out by qualified persons in accordance
with local regulations.
If the power cable is damaged, it must be
replaced by the manufacturer, the
manufacturer's service partner or a
similarly qualified person.
Make sure that the electrical installation
supports the rated current [A] of the
product. See the nameplate of this
product.
6.1 Connecting products with a plug
WARNING
Electric shock
Death or serious personal injury
Make sure that the power plug
delivered with the product is in
compliance with local regulations.
The plug must have the same
protective earth (PE) connection
system as the power outlet. If not, use
a suitable adapter if allowed by local
regulations.
Do not turn on the power supply until the
pump has been filled with liquid.
1. Switch off the power supply to the power socket.
2. Connect the plug to the power socket.
6.2
Connecting products without a plug
WARNING
Electric shock
Death or serious personal injury
Power cables without a plug must be
connected to a supply disconnecting
device incorporated in the fixed wiring
according to the local wiring rules.
The protective earth (PE) of the power
outlet must be connected to the
protective earth of the pump. The plug
must have the same PE connection
system as the power outlet.
Do not turn on the power supply until the
pump has been filled with liquid.
If the product is delivered with a cable but without a
plug, connect the cable to the external main switch or
attach a plug.
Connecting the cable to an external main switch
1. Strip the cable.
2. Thread each individual wire to the correct
terminal in the external main switch.
Wiring a plug
1. Strip the cable.
2. Loosen the two screws holding the cable clamp
and pull the cable through.
3. Thread each individual wire to the correct
terminal.
4. Tighten the terminal screws and the cable clamp
screw. Make sure not to overtighten the cable
clamp screw.
1
2
3
4
TM072505
Example, plug wiring
Pos. Description
1 PE: Earth, yellow and green wire
2 N: Neutral, blue wire
3 L: Live, brown wire
4 Cable clamp
13
English (GB)

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Grundfos SCALA1 5-55 Specifications

General IconGeneral
Product NameGrundfos SCALA1 5-55
CategoryWater Pump
Max Head55 m
Max Flow Rate5 m³/h
Inlet/Outlet Size1"
System Pressure10 bar
Enclosure ClassIPX4D
Pumped LiquidClean water
Frequency50/60 Hz
Max Pressure10 bar
Motor TypePermanent Magnet Motor
Protection ClassX4D
Liquid Temperature0°C to 45°C
Inlet Pressure6 bar
ApprovalsCE, EAC

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