운반·설치상의 주의사항
INSTALLATION
Only a qualified electrician should connect cables. Install a circuit breaker and connect
earth wire to prevent any electrical accidents including electric shock.
- The wiring of major parts including the motor and the pressure sensor is already finished. Wiring of earth
and other optional parts should be conducted according to the wiring diagram.
- The power supply should be in accordance with the rated value marked on the nameplate.
- Before supplying power, check the following:
①
if the circuit breaker at power is suitable (under 30mA of rated sensitivity).
②
if the wiring is correct (connection and wire size).
③
If the connections with motor terminal are tightened (No operation with missing phase).
Wiring
●
When the pump remains inactive for a long time at temperatures lower than 0°C, the pump body must
be completely empty through the drain valve to prevent possible cracking of the hydraulic components.
●
Bury the horizontal piping at least 30cm under ground.
CAUTION! To prevent a fire, don’t cover the motor or pump with a blanket.
In winter, install protections against cold weather.
summer / not humid
winter
lagging
ground
wooden plate
Cover the exposed piping.
waterway
waterway waterway
CAUTION!
ATTENTION!
9
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