Nortec ME Control Installation - Manual (Page 41)

41 Installation
Mains voltage supply
PE L
100...240 V/1~/50..60 Hz
N
F4
Q
L N
F3
SUPPLY
Control unit
CAUTION! Before connecting the mains voltage sup-
ply, make sure the voltage indicated on the rating
plate meets the local line voltage. Otherwise, do not
connect the control unit.
Connect mains voltage supply 100...240 V/1~/50...60 Hz
in accordance with the wiring diagram, to the terminal
block “SUPPLY” in the control unit. The mains supply
cable must be led into the control unit via the cable gland
on right side on the bottom of the control unit.
The installation of the
fuse F4, the electrical isolator “Q”
(all pole disconnecting device with a minimum contact
clearance of 3 mm/0.12") and a fault current protection
switch with 30 mA trigger current (by client) in the mains
supply line are mandatory.
The electrical isolator must be mounted in direct proximity
of the control unit (max. distance 50 cm/19.69") and must
be easily accessible in a height between 0.6 m/23.62"
and 1.9 m/74.8" (recommended: 1.7 m/66.93").
The cross-section of the mains cable must comply with the
applicable local regulations (min. 1.5 mm 2 /0.0023 sq.in.).