EAS Electric ETH080VMA - The Circulation Pump

52
The relationships between the head and the water flow rated,the PMW Return and the water flow
rated are shown in the graph below.
10.5 The circulation pump
4- 10kW
(Pump maintains maximum output)
Flow rate（m
3
/h）
Water resistance(KPa)
2.87
29.1
2.71
34.2
2.49
42.0
2.16
53.8
1.89
63.4
1.53
77.4
1.16
83.8
0.91
84.8
0.73
85.0
0.59 85.0
0.50
84.9
0.41
84.7
12- 16kW
(Pump maintains maximum output)
Flow rate
（
m
3
/h
）
Water resistance(KPa)
2.97
32.1
2.81
36.7
2.6
43.4
2.41
49.5
2.25
54.6
2.05
60.8
1.85
67.4
1.65
74.4
1.48
80.7
1.26
84.3
1.04
85.4
0.87
85.7
0.69
85.9
0.51
86.0
V.1