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PWM characteristic curve
Max .
The additional pump should be the same type of product as the above graph .
Recommendation
WILO STRATOS PARA 25/1-9 (Heating Type) / WILO PARA 25/9-87 (Heating Type), SHINHOO GPA25-9H (Heating Type)
Case 2) AC pump
Only a single additional AC pump is is allowed .
1 . Power supply (AC Pump)
B8: Live additional pump
B7: Neutral additional pump
Neutral additional pump
PCB
Terminal block
B7
L
Power
N
• The maximum allowable current that this terminal block can supply for the additional water pump is 0 . 1 A .
CAUTION
PWM input signal(%)
Live additional pump
B8
M/C
ENGLISH-19
Pump
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