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Revision History - Hitachi HBU-2015 Instruction Manual

Dynamic braking unit
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Revision History

Initial Version – July 2007
Rev A, September 2007 – Added specs, dimensions, terminal configuration, and circuit diagrams
for HBU-4220
Rev B, December 2007 – Changed depth dimension on page 11 for
Rev C, February 2008 – Added missing ratings in tables, pages 8-10; improved descriptions on
pages 4, 14, 15 and 19; added index
Rev D, February 2009 – Added derating curves; AWG wiring sizes; updated web address;
clarification of wiring distance and wiring voltage class on page 18
Rev E, September 2009 – Added warning notes about braking activation default jumper position
on 400 V class units
Hitachi America, Ltd.
Tarrytown, NY

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