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10
PUMP INFORMATION
3.5 - ELECTRICAL CONNECTION
The electrical motor must be wired by a professional according to this installation instruction and all applicable
local regulations.By introduction of the pump a motor security has to be foreseen by the installation. The security
has to be tuned into the nominal power of the motor. The supply voltage should be within ±5% of the rated voltage,
on the nameplate of the motor.
Single-phase motors should be connected at the two terminals as indicated below.
Single-phase and three-phase wiring diagram:
* Below diagram must not take precedence over the electrical scheme on the motor itself.
Pentair
1~Supply
The electrical power line must be fitted with a short circuit protection device, and a residual current device RCD
with high sensitivity (30mA), protected by means of a slow-acting fuse or a magnetothermic switch. Make sure
that you interrupt the power supply to the cables when connecting the cables of the pump.
Please remove lead wires from terminals prior to installation !
Please check the turning direction of three-phase motors following each connection. If this does not correspond
to the arrow on the pump, two phase connections in the junction box must be reversed. Every motor must be
permanently grounded. Connections which do not conform to the above mentioned safety instruction are not
covered by the warranty.
Single speed pumps Installation and User' s Guide
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