Nortec ME Control Installation - Manual (Page 33)

33 Installation
4.5 Electrical installation
4.5.1 Notes on electrical installation
DANGER!
Risk of electric shock!
The control unit contains live mains voltage. Live parts may be exposed when the control unit
is open. Touching live parts may cause severe injury or danger to life.
Prevention: The control unit must be isolated from the mains before commencing any installation work.
WARNING!
The electronic components inside the control unit are very sensitive to electrostatic discharge. Before
carrying out installations work inside the control unit, appropriate measures must be taken to protect
the electronic components against damage caused by electrostatic discharge (ESD protection).
– All work concerning the electrical installation must be performed only by skilled and qualified
technical personnel (e.g. electrician or technicians with appropriate training) authorised by
the owner. It is the owner’s responsibility to verify proper qualification of the personnel.
– The electrical installation must be carried out according to the wiring diagrams (see chapter 4.5.2 –
Wiring diagram Nortec ME Control), the notes on electric installation as well as the applicable local
regulations. All information given in the wiring diagram must be followed and observed.
– All cables must be lead into the control unit via the cable feed throughs on the bottom side of the
control unit. The mains cable must be lead into the control unit via the cable opening equipped with
the cable gland on the right side.
Fig. 20: Cable feed throughs control units
Cable gland power supply
Cable feed throughs control wiring