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108
Maximum pump speed setting on remote control
Standard pump speed is automatically controlled to get the designed water temperature different between water
inlet and outlet (∆T). Instead of setting the standard pump speed, maximum pump speed is manually adjusted by
the installer according to water circuit pressure drop.
the installer according to water circuit pressure drop.
However, the following sequences do not follow maximum pump duty setting by remote control.
- Pump
down
mode
- Air purge mode
- Normal
- Normal
deice
1) P-Q graph for different pump HEX duty
0
150
140
130
120
110
100
90
80
70
60
Pressure, P
(kpa)
Water Flow Rate, Q (L/min)
(P - Q)
50
40
30
20
10
0
10
20
30
40
50
60
Max Duty C5
Min Duty 5A
WH-SXC12 Rated Duty 8B
WH-SXC09 Rated Duty 7A
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