Grundfos ALPHA+ Series User Manual

8
6. Setting the pump
The selector switch on the pump terminal box
has been factory-set to the middle position.
This setting is suitable for 80-90% of all single-
family houses.
The selector switch for normal and night-time
duty has been factory-set to "normal duty". If
night-time duty is desired, see section 6.3 Auto-
matic night-time duty.
6.1 Factory settings
Pump type Head
ALPHA+ xx-40
Maximum head up to
4 metres
ALPHA+ xx-60
Maximum head up to
6 metres

Grundfos ALPHA+ Series Specifications

General

Max. Operating Pressure	10 bar
Frequency	50/60 Hz
Protection Class	IP42
Pump Type	Circulation Pump
Power Supply	230 V
Power Consumption	5-45 W
Temperature Range	2°C to 110°C
Connection Size	1"
Material	Cast iron
Connection Type	Threaded
Impeller Material	Composite