Mounting And Installation; Requirements For The Electrician - ABB Welcome M25102 C Series Manual

®
ABB Welcome
8

Mounting and installation

Warning
Electric voltage!
Direct or indirect contact with live components can cause dangerous
currents to flow through the body, which may result in electric shock,
burns or even death.
-
Always disconnect the main power supply prior to installation
and/or disassembly.
-
Work on the 110 V - 240 V supply system must be performed only
by qualified personnel.
8.1

Requirements for the electrician

Warning
Electric voltage!
Install the device only if you have the necessary qualifications.
-
Incorrect installation endangers your life and that of the user
of the electrical system.
-
Incorrect installation can cause serious damage to property,
e.g., fire.
The minimum necessary expert knowledge and requirements for the
installation are as follows:
-
Apply the "five safety rules" (DIN VDE 0105, EN 50110):
1. Disconnect from power source
2. Secure against being re-connected
3. Ensure that there is no voltage
4. Connect to the earth
5. Cover or barricade adjacent live parts
-
Wear suitable personal protective clothing.
-
Use only suitable tools and measuring devices.
-
Check the type of supply network (TN system, IT system, TT
system) to secure the following power supply conditions (classic
connection to ground, protective grounding, necessary additional
measures, etc.).
— 60 —