Electrical Installation Preparation - Zehnder Rittling Unity ZCV3si Installation And Operating Instructions Manual

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STEP 3
Wire the fan

Electrical Installation Preparation

Installation or disconnection must be carried out by a qualified Electrician and all wiring must conform to local
regulations. Isolate electricity supply before starting work.
A triple-pole switch having a minimum contact separation of 3mm must be used to provide isolation for the
unit. When supplied from a 6 amp lighting circuit no local fuse is required. If electricity is not supplied via the
lighting circuit, a localised 3 amp fuse must be used.
Unity 230V Wiring Details
IPX5 Wall, IPX4 Ceiling, 220-240V ~ 50Hz / 1Ph, 7 Watts max.
Cable size: Fixed flat wiring
Strip cable to correct lengths and insert cable through cable entry point at the back of the fan.
Tighten cable clamp and push wires into the terminal block as per wiring diagram, tighten
screws of the terminal block.
Note: A facility to park the earth cable has been provided; as the fan is double insulated no
connection to earth is required.
Installation
Secure using outer 4 fixing points
on a smooth flat surface, using
No. 8 screws provided
2 core 1mm
, 3 core 1/1.5mm
2
Secure via cable clamp
Note: This part must be fitted to
comply with safety standards
2
5

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