Mains And Motor Connections - Siemens SED2 series Operating Instructions Manual

Cable routing for frame
sizes D to F, IP20 with
EMC filter
Caution
Warning
Danger
Siemens Building Technologies
HVAC Products

4.3 Mains and motor connections

Warning and safety instructions
♦
Check that the VSD and motor are correctly sized for the supply voltage. Check
that the VSD corresponds to at least the motor output.
♦
Check that the mains cables are correctly sized for the anticipated use.
♦
Check that appropriate circuit breakers or fuses exist between the mains and the
variable speed drive.
Never use high voltage insulation test equipment on any cables connected to the
variable speed drive.
♦
Always isolate the power cables before connecting them to the VSD.
♦
Check that the terminal cover was replaced properly after connecting the power
and motor cables.
♦
Never switch on the VSD with the cover open.
♦
Always use insulated tools when working on the incoming power supply and the
motor terminals.
SED2 variable speed drives
Electrical installation
Shield connected
with tube clips
Motor cable
Incoming mains voltage
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