Videotec NXPTZ, Instruction Manual

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nstruc
tion manual
70 MNVCNXPTZT_1710_EN
12 Maintenance
Before doing any technical work on the
device, disconnect the power supply.
Maintenance must be carried out by
personnel trained to operate on electrical
circuits.
The manufacturer declines all liability for
damage to any of the apparatus mentioned
in this handbook, when resulting from
tampering, use of non-original spare parts,
installation, maintenance and repairs
performed by non-authorised, non-skilled
personnel.
For damage to any parts, repair or
replacement must be done by, or under
supervision of VIDEOTEC.
Whenever replacing the parts as indicated,
always use VIDEOTEC original spare parts
and meticulously follow the maintenance
instructions supplied with every spare parts
kit.
For all maintenance interventions, we
recommend you return the product to the
laboratory that will perform all required
operations.
When contacting VIDEOTEC for assistance please
provide the serial number and the identification code
of the device.
12.1 Routine maintenance (to be
performed on a periodic basis)
12.1.1 Inspecting the cables
The cables should not show signs of damage or wear,
which could generate hazardous situations. In this
case extraordinary maintenance is necessary.
12.2 Extraordinary maintenance
(to be done only under particular
circumstances)
12.2.1 Fuses replacement
Maintenance must be performed with the
power supply disconnected and the circuit-
breaker open.
CAUTION! For continued protection against
risk of fire, replace only with same type and
rating of fuse. Fuses must be replaced only
by service personnel.
If necessary, the connector board's fuses can be
replaced. The new fuses must comply with the
directions given in the table.
FUSES REPLACEMENT
Supply voltage Fuse (FUS1) Fuse (FUS2)
24Vac, 50/60Hz T 4A H 250V 5x20 T 4A H 250V 5x20
120Vac, 50/60Hz T 2A L 250V 5x20 T 4A H 250V 5x20
230Vac, 50/60Hz T 1A L 250V 5x20 T 4A H 250V 5x20
Tab. 12
FUS1
FUS2
Fig. 129