INS_CNGE20FX4TX16MS
04/30/18 PAGE 11
INSTALLATION AND OPERATION MANUAL
CNGE20FX4TX16MS
TECH SUPPORT: 1.888.678.9427
2.0 Installation Guidelines
2.1. Warnings
Warning: Before working on equipment that is connected to power lines, remove any jewelry
(including rings, necklaces, and watches). Metal objects can heat up when connected to power
and ground, which can cause serious burns or weld the metal object to the terminals.
»
Exposure to chemicals can degrade the sealing properties of materials used in the sealed relay
device.
»
It is not recommended to work on the system or connect or disconnect cables dur ing periods
of lightning activity.
»
Before performing any of the following procedures, disconnect the power source from the DC
circuit.
»
Read the installation instructions before connecting the system to its power source.
»
This unit is intended for installation in restricted access areas. A restricted access area is
defined as an area that can be accessed only through the use of a special tool, lock and key, or
other means of security.
»
The device must be grounded. Never defeat the ground conductor or operate the equipment
in the absence of a suitably installed ground conductor.
»
This unit may have more than one power supply connection. All connections must be removed
to de-energize the unit.
»
If the switch is to be installed in a hazardous location, ensure that the DC power source is
located away from the vicinity of the switch.
»
The installation of the equipment must comply with all national and local electrical codes.
»
Explosion Hazard - The area must be known to be nonhazardous before servicing or replacing
any components.
»
Airflow Around The Switch Must Be Unrestricted.
To Prevent The Switch From Overheating, There Must Be The Following Minimum Clearances:
›
Top and Bottom: 2.0 in (50.8 mm)
›
Sides: 2.0 in (50.8 mm)
›
Front: 2.0 in (50.8 mm)
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