A.O. Smith STE-1000 Installation, User And Service Manual page 81

Installation, User and Service Manual STE
Connector block
In preparation, you must first feed the electrical mains cable trough the strain relieve on
the left hand side of the control unit.
Connecting the mains power
3.8.3
The water heater is supplied without a power cable and isolator.
Note
In order to receive electrical power, the water heater has to be connected to the main
power by means of a permanent electrical connection. A double pole isolator with a
contact gap of at least 3 mm must be fitted between this permanent connection and the
water heater.
Warning
Leave the water heater electrically isolated until you are ready to commission it.
1. Connect live L , L and L , of the power cable to terminals L , L and L of the
1 2 3 1 2 3
terminal block as shown in the table (3.8.2 "Preparation").
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