SAE J2891_202502
Current
The latest, up-to-date edition.
Auxiliary Power Unit Electrical Interface Requirements for Class Eight Trucks
Hardcopy , PDF
English
08-02-2025
| DocumentType |
Standard
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| Pages |
0
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| PublisherName |
SAE International
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| Status |
Current
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| Supersedes |
This SAE Recommended Practice covers the design and application of a 120 VAC single phase engine based auxiliary power unit or GENSET. This document is intended to provide design direction for the single phase nominal 120 VAC as it interfaces within the truck 12 VDC battery and electrical architecture providing power to truck sleeper cab hotel loads so that they may operate with the main propulsion engine turned off.
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