Power Supply - Viessmann Solar EM-S1 Extension Installation And Service Instructions Manual

Solar EM-S1 Extension Installation / Service

Power Supply

Legend
A Extension S1
Direct power supply
WARNING
Incorrectly executed electrical installations can result in
injuries from electrical current and in equipment damage.
Connect the power supply (see page 4) and implement
all grounding measures (e.g. RCD circuit) in accordance
with the following regulations:
H In Canada all electrical wiring is to be done in
accordance with the latest edition of CSA C22.1 Part 1
and/or local codes. In the U.S. use the National
Electrical Code ANSI/NFPA 70. The heating contractor
must also comply with both the Standard for Controls
and Safety Devices for Automatically Fired Boilers,
ANSI/ASME CSD-1, and the Installation Code for
Hydronic Heating Systems, CSA B214-01, where
required by the authority having jurisdiction.
H Connection requirements specified by your local power
supply utility
H Protect the power cable with max. 15A
WARNING
The absence of component grounding in the system can
lead to serious injury from electrical current if an electrical
fault occurs. Connect the appliance and pipework to the
equipotential bonding of the building in question.
WARNING
Incorrect core allocation can result in serious injury and
damage to the appliance.
Never interchange cores "L" and "N".
CAUTION
An incorrect phase sequence can cause damage
to the appliance. Check for phase equality with
the power supply connection of the control unit.
Connections
9