Merlin Gerin Varlogic NR12, User Manual

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USER´S MANUAL
1. General
1.1 Safety
The following precautions must be taken into account when installing and operating the controller
• The installation of the controller must be performed by a qualified electrician
• Do not touch the connectors when the controller is energized, make sure that
the operating voltage is disconnected before touching any parts located on the
rear side of the controller
• Do not open a live current circuit, this may cause dangerous overvoltages. Always
short circuit the current transformer (CT) before replacing or removing the controller
installed in a bank.
• Do not open the controller casing, there are no user serviceable parts inside
For better understanding of the terminology used, please refer to the Glossary
(chapter 7) at the end of this manual.
1.2 Description
Front view:
Legend
A Display
B Keys
C Opening of door
D Door
E Alarm information
F Mounting bracket for panel mounting installation