Installation
PRS-7367 335
11 Installation
11.1 General
Design and installation chapter is suit for design, installation, commissioning and maintenance
staff. Designers must have a wealth of experience in electrical design. The installer must have the
basic knowledge of electronic equipment and cubicle drawing reading. Commissioning and
maintenance personnel must have extensive experience in operating protective equipment and
test equipment. The equipment must be shipped, stored and installed with the greatest care.
Choose the place of installation such that the communication interface and the controls on the
front of the device are easily accessible.
Air must circulate freely around the equipment. Observe all the requirements regarding place of
installation and ambient conditions given in this instruction manual.
Take care that the external wiring is properly brought into the equipment and terminated correctly
and pay special attention to grounding. Strictly observe the corresponding guidelines contained in
this section.
11.2 Safety Instructions
Warning! Only
insert or withdraw a module while the device power supply is switched off.
To this end, disconnect the power supply cable that connects with the power supply
module.
Attention! A module can only be inserted in the reserved slot. Components can be
damaged or destroyed by inserting module in a wrong slot.
The basic precautions to guard against electrostatic discharge are as follows:
Should boards have to be removed from this relay installed in a grounded cubicle in an HV
switchgear installation, please discharge yourself by touching station ground (the cubicle)
beforehand.
Only hold electronic boards at the edges, taking care not to touch the components.
Only works on boards that have been removed from the cubicle on a workbench designed for
electronic equipment and wear a grounded wristband.
Always store and ship the electronic boards in their original packing. Place electronic parts in
electrostatic screened packing materials.
11.3 Checking the Shipment
Vehicles, trains, ships and all other means of transport are available, but to prevent snow and rain,
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