Grundfos ALPHA1 L Series User Manual

English (GB)
23
11.3 Performance curves, ALPHA1 L XX-40 (N)
Fig. 27 ALPHA1 L XX-40
TM07 0797 1018
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8
Q [m³/h]
0
1
2
3
4
5
[m]
H
0
10
20
30
40
50
[kPa]
p
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
Q [l/s]
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8
Q [m³/h]
0
5
10
15
20
25
[W]
P1
Setting
P1
[W]
I
1
[A]
Min. 40.05
Max. 25 0.26

Grundfos ALPHA1 L Series Specifications

General

Pump Type	Circulator
Series	ALPHA1 L
Max Head	6 m
Voltage	230 V
Frequency	50/60 Hz
Liquid Temperature Range	2°C to 110°C
Max Operating Pressure	10 bar
Insulation Class	F
Enclosure Class	IP42
Application	Heating systems
Control Modes	Proportional pressure, constant pressure
EEI	0.20
Material	Cast iron
Power Input	Varies by model (e.g., ALPHA1 L 25-40 180: 3-22 W)
Pipe Connection	G 1 1/2