Videotec MAXIMUS MHX, Instruction Manual

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nstruc
tion manual
20 MNVCMHX_1706_EN
7.3 Installation
Before doing any technical work or
maintenance on the device, make sure
that potentially explosive atmosphere is
not present. To reduce the risk of ignition
don’t open the device when a potentially
explosive atmosphere is present.
The electrical installation in which the
unit is inserted must be equipped with a
15A maximum bipolar protection circuit
(magnetothermal), that must include a
bipolar automatic-type circuit breaker,
which must also envisage earth fault
current protection (magnetot
differential) with minimum distance of
3mm between contacts.
A power disconnect device must be
included in the electrical installation, and
it must be very quickly recognizable and
operated if needed.
Before doing any technical work on the
device make sure that the power supply is
disconnected.
Do not use worn or old power cables.
The housing can be installed with a slope
that varies between ± 90° with reference to
the horizon.
The cameras to be installed shall not
contain cells or batteries.
Refer to the following images and information to
connect the wires and cables as required.
7.3.1 How to open the housing
To install the camera open the rear flange of the
enclosure.
Remove the M6 screws on the rear flange and pull
it out from housing body using the 3 M5x60mm
hexagonal head extraction screws.
Be careful not to damage the explosion
proof joint.
Fig. 15
Screws properties:
• Diameter/Screw pitch: M6x0.8
• Material: A2 or A4 Class 70
• Screw head: ISO 4762
• Length: 18mm
• Yield stress: 450N/mm²
Disconnect wiper connectors (version with
wiper).
J3 J8
Fig. 16