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6505 Gayhart St., Commerce, CA 90040   |   Phone: 800.686.6672  |  FAX: 800.500.9955 www.noralighting.com   |   e-mail: [email protected]    
Specifications subject to change without notice.  © 2016

AlwAys turn off mAin power before instAllAtion

pleAse reAD: important information before installation

This equipment is intended to be installed only by qualified personnel. The installation must be made in accordance with the current 
edition to the National Electric Code and all applicable state and local building codes. The final installation must be approved by the 
appropriate qualified electrical/building inspector(s). Improper installation may result in a fire or electrical hazard. Be sure the electrical 
power to the circuit has been disconnected before installing this electrical system.

Item No.

Description

NPTCB-E14

1’ x 4’ LED Troffer

NPTCB-E22

2’ x 2’ Troffer

NPTCB-E24

2’ x 4’ LED Troffer

1. Review the diagrams thoroughly and disconnect all electrical power before installation to avoid electric shock.
2. Do not mount near flamable materials or electric heaters.
3. Do not let power supply cords touch hot surface.
4. Fixture is for indoor and dry location, Do not use for outdoor location.
5. The fixture shall be installed or maintenanced by qualified electrician or person who is familiar with the luminaires.

on-off wiring steps:

1. Remove knockout plates
2. Remove round knock-out and connect conduit or Romex to wiring box with proper connectors. AC input connect neutral to AC-N, 
the line connect to AC-L, and ground connect to the green wire.
3. 0-10V Dimmable Wiring.
4. Connect low voltage leads from 0-10V dimming devise to respective DIM+ and DIM- of the terminal block.

Universal voltage driver permits operation at 120V thru 277V, 50 or 60Hz. 0-10V control wires must be rated for 300V minimum.

Installation Instructions

 

***URGENT: READ PRIOR TO ATTEMPTING INSTALLATION***

NPTCB SerIeS

LeD TrOFFer

INSTALLATION SHOULD Be CArrIeD  

OUT BY YOUr LOCAL eLeCTrICIAN.

0-10V DIMMING

120/277 VOLT LeD WIrING

LeD DrIVer

BLK

LINe

GrAY

PUrPLe

DIM (-)

DIM (+)

GrN

WHT

COM

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