
Installation 9
Ventilated well cap
Submersible cable
Pitless adapter
Check valve
Tape cable
to pipe
Pump
Control box
(3 wire models)
Electrical disconnect
Pre-charged tank
Pressure switch
Pressure gauge
To house service
Relief valve
Union
Gate valve
6471 1111
Figur
e 12 –
Typical Pr
e-Charge
Tank Installation
Cut-In PSI
Cut-Off PSI
Pr
e-c
harge Pr
essur
e
20 (138 kP
a)
40 (276 kP
a)
18 PSI (124 kP
a)
30 (207 kP
a)
50 (345 kP
a)
28 PSI (193 kP
a)
40 (276 kP
a)
60 (414 kP
a)
38 PSI (262 kP
a)
Содержание 102890199
Страница 24: ......