nvent Raychem NGC-30 User Manual

4 | nVent.com
SECTION2 – INSTALLATION AND WIRING
2.1 INTRODUCTION
WARNING:
Electrical Hazard! Ensure all personnel involved in installation, servicing, and programming are
qualified and familiar with electrical equipment, its ratings, and proper practices and codes.
Multiple voltages and signal levels may be present during the installation, operation, and
servicing of this product. Do not power the product until the safety provisions outlined in this
section have been observed.
This section includes information regarding the initial inspection, preparation for use,
and wiring instructions for the components of the RAYCHEM NGC-30.
2.2 INITIAL INSPECTION
Inspect the shipping container for damage. If the shipping container or cushioning material
is damaged, it should be kept until the contents of the shipment have been verified for
completeness and the equipment has been checked mechanically and electrically. Procedures
for installing the RAYCHEM NGC-30 are given in this section. If the shipment is incomplete,
mechanically damaged, defective in any way, or does not pass the electrical performance tests,
notify the nearest nVent representative. If the shipping container is damaged, or the cushioning
material shows signs of stress, notify the carrier as well as your nVent representative. Keep the
shipping materials for the carrier’s inspection.
2.3 OPERATING ENVIRONMENT
There are three types of User Interface Terminals (UIT2s) available with the RAYCHEM
NGC-30 panel, as shown in Table 2.1. The term “NGC-UIT2” in this document refers to any of
the available NGC-UIT2s, regardless of which model is actually installed.
NGC-30 User Interface Terminals (UIT2s)
UIT2 type Area classification Usage
NGC-UIT2-EX Nonhazardous (Unclassified) Locations
Hazardous Locations
Class 1 Div. 2, Groups A, B, C & D
Class I Zone 2
TYPE 4
(Indoors or
Outdoors)
NGC-UIT2-ORD-R Nonhazardous (Unclassified) Locations
The NGC-UIT2-ORD-R must be installed in a
nonhazardous, indoor or outdoor location.
The NGC-UIT2-ORD-R connects to NGC-30
panels using RS-485 communication wiring.
TYPE 4
(Indoors or
Outdoors)
WARNING:
Some wiring configurations will use more than one power source. All power sources must be
de-energized prior to performing any maintenance on a card rack module or its heating circuit.
The operating environment should be within the limitations specified for the RAYCHEM
NGC-30 components as outlined in Appendices B, C, and D.

nvent Raychem NGC-30 Specifications

General

Brand	nvent
Model	Raychem NGC-30
Category	Control Systems
Language	English