Technical Data; Operating Conditions - Grundfos SCALA1 System Instructions Manual

8. Technical data

8.1 Operating conditions

Pump water temperature [°C]
Max. ambient temperature [°C]
Max. liquid temperature [°C]
Max. system pressure [bar]
Max. inlet pressure [bar]
Max. inlet pressure from mains [bar]
Max. head [m]
Nominal head [m]
Nominal flow [m³/h]
IP Rating System
Pumped liquid
2)
Noise level [db(A)]
Frequency of starts and stops
Start pressure (pstart) [bar]
Inlet and outlet connections
Diameter of tap water pipe
Diameter of overflow
Tank capacity [L]
Material of tank
Float switch level of tank
Media type
2) Noise level of SCALA1 pump
3) Useful volume is 12 L
26
3-35
5-35
55
45
8
4
10
36
20
3.72
IP 20
Rainwater
< 55
25 per hour
1.5
1"
3/4"
PP DN 50 M
3)
15
HDPE (high-density polyethylene)
Start/Stop float switch with 20 m cable
Non-aggressive and non-explosive liquids without solid particles or fibres
SCALA1 System
3-45
5-35
3.59
IP 20
Rainwater
< 55
25 per hour
PP DN 50 M
or abrasive water.
55
45
8
3
10
45
25
2.2
1"
3/4"
15