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Home > Instruction Manuals

Instruction Manuals

AC-PRO-II Trip Unit®

AC-PRO-II® Instruction Manual v2.0
Spanish | French | Portuguese

AC-PRO-II® Instruction Manual v1.4

AC-PRO-II®-QS Quick Start Manual

QT-Display-IM® Instruction Manual v1.0

AC-PRO® Trip Unit

AC-PRO® Instruction Manual
Spanish | French | Portuguese

Smart 1-Line™ HMI Computer

Smart 1-Line™ Instruction Manual

AC-PRO MP® & MP-II®

AC-PRO-MP® & MP-II® Instruction Manual
Spanish | French | Portuguese

AC-PRO® & AC-PRO-II® B-292 Secondary Injection Test Set

AC-PRO® & AC-PRO-II® B-292 Test Set Manual

AC-PRO® & AC-PRO-II® LT Trip Times

Direct Replacement for STR Trip Unit on Masterpact MP Breaker

AC-PRO-MP® and AC-PRO-MP-II® Instruction Manual

AC-PRO-MP® Secondary Injection Test Set Manual

AC-PRO-MP® Instruction Manual (Portuguese)

ZERO-Hertz® DC Trip Unit

ZERO-Hertz® with QT Instruction Manual

MODBUS Communications

AC-PRO-II® Modbus Communications Register Map v2.0

AC-PRO-II® Modbus Communications Register Map v1.1

Communications Instruction Manual for AC-PRO® and ZERO-Hertz®

Local Communications Interface® (LCI) Instruction Manual

Installation Manuals

If you need installation manuals for a specific breaker, please contact us.

 

ISO 9001

 

 

About us

Utility Relay Company is a leading manufacturer of microcontroller based, true RMS solid state trip units for AC and DC power circuit breakers. Learn More

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Contact details

10100 Queens Way,
Chagrin Falls, OH 44023
T: (888) 289-2864
F: (440) 708-1177
E: urcsales@utilityrelay.com

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