Downloads
Ordering Information AC-PRO Direct Replacement Trip Units
AC-PRO Retrofit Kits

AC-PRO Instruction Manuals:

Item #
Effective Date
Notes
I-AC-PRO-QT-1.2 June 2008 Firmware version: 5.10. Added thermal memory ON/OFF selectability.
I-AC-PRO-QT-1.1
Apr. 2006
 Firmware version: 5.01. Added thermal memory ON/OFF selectability.
I-AC-PRO-QT-1.0 Revision: 1.0
Feb. 2006
 AC-PRO firmware version: 5.00. Added QUICK-TRIP arc flash reduction feature. QT-DISPLAY and QT-SWITCH accessories now included in manual.
I-AC-PRO-LI-1.1 Revision: 1.1
2005 and earlier.
 AC-PRO firmware version: 4.00. This Manual is still used for AC-PRO trip units in certain insulated case breaker applications.

ZERO-Hertz Retrofit Kits

ZERO-Hertz Instruction Manuals:

Item #
Effective Date
Notes
I-ZERO-Hertz-1.2
Oct. 2006
 SPECIAL APPLICATION firmware version: 4.04
I-ZERO-Hertz-1.1 Revision: 1.0
Sept. 2006
 ZERO-Hertz firmware versions: 4.00 thru 4.03
I-ZERO-Hertz Revision:
ZERO-Hertz firmware versions prior to: 4.00

HI-SPEED DC Trip Unit

Communications

AC-PRO Insulated Case Trip Units

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Last modified - June 13, 2008
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