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8 - ELECTRICAL CONNECTIONS
Electric Connection
The power supply should be an independent circuit with rated voltage.
Power supply circuit should be earthed effectively.
Do not use water pipes to earthing connection of the unit
The wiring must be performed by professional technicians in accordance with national wiring regulations and this circuit diagram.
An all-pole disconnection device which has at least 3 mm separation distance in all pole and a residual current device (RCD) with the
rating of above 10 mA shall be incorporated in the fixed wiring
.
Set the electric leakage protector according to the relevant electric technical standards of the State.
The power cord and the signal cord shall be laid out neatly and properly without mutual interference or contacting the connection pipe
or valve.
After wire connection, check it again and make sure the correctness before power on.
CAUTION
The earthing pole of socket must be grounded well, make sure that power supply socket and plug are dry enough and connected
tightly.
Switch setting
PCB has 2 bits of switches.
SW1
Model selection (User never allow to alter the factory settings)
ON
OFF
SW1 - 1
Without electric heater
With electric heater
SW1 - 2
Without disinfect
With disinfect
SW2
Model selection (User never allow to alter the factory settings)
ON
OFF
SW2 - 1
300
190
SW2 - 2
Power frequency 60Hz
Power frequency 50Hz
Default factory setting
Po
w
er
s
up
pl
y
