OPERATING AND MAINTENANCE MANUAL
SUBMERSIBLE HYDRAULICS 4ST SERIES
14. SINGLE-PHASE MOTOR
Single-phase 220V motors must operate with a capacitor with a capacity adequate to the power
permanently connected to the circuit.
As shown in the picture, the yellow wire is the common wire and must be connected to the L line,
interposing a suitable overload relay.
The blue wire is the phase and must be connected to the N line.
The brown wire has to be connected to one connector of the capacitor; the other connector of the
capacitor has to be connected to the N line together with the blue wire.
*The colour of the wiring may vary. Please refer to the applicable regulations in your country.
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YELLOW*
BLUE*
BROWN*
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CONDENSER