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期刊


ISSN1082-295X;2771-6384
刊名EC&M
参考译名电气施工与维修
收藏年代1998～2023



全部

1998 1999 2000 2001 2002 2003
2004 2005 2006 2007 2008 2009
2010 2011 2012 2013 2014 2015
2016 2017 2018 2019 2020 2021
2022 2023

1998, vol.97, no.1 1998, vol.97, no.10 1998, vol.97, no.10sup 1998, vol.97, no.11 1998, vol.97, no.12 1998, vol.97, no.13
1998, vol.97, no.2 1998, vol.97, no.3 1998, vol.97, no.4 1998, vol.97, no.5 1998, vol.97, no.6 1998, vol.97, no.8
1998, vol.97, no.9

题名作者出版年年卷期
Beware of line-current unbalance on VFDs: severe line-current unbalance can cause VFD nuisance tripping and 3rd harmonic currents, which are unusual for phase-to-phase nonlinear loadsJohn A. DeDad19981998, vol.97, no.1
Clearing the mystery of protective relays: MV system coordination doesn't have to be complicated, as long as you know the types of protective relays available, their function, and how they workJohn A. DeDad19981998, vol.97, no.1
Dead ducks prove there was no fowl play: humane efforts by homeowner coupled with amateur heat source spelled troubleP. E. Pritzker19981998, vol.97, no.1
Efficient motor operation: why safety comes first: when working with motors, a thorough knowledge of safety procedures may save you from serious injury and prevent damage to equipmentR. J. Lawrie19981998, vol.97, no.1
Finding your way through voice/data cabling: physical labels for cabling/components help you navigate complex structured cabling systemsM. W. McElroy19981998, vol.97, no.1
Photocells as disconnects? Watch out when using single-pole photocells with two ungrounded conductorsF. P. Hartwell19981998, vol.97, no.1
Setting up for your fiber-optic cable pull: many experienced cable installers claim that more than 50% of premature fiber-optic cable failure is caused by improper cable pullingW. Graham19981998, vol.97, no.1
Using interlocked: breakers for maintainable automatic power transferJ. D. Martin19981998, vol.97, no.1
When is a circuit breaker not a circuit breaker? Not all resettable overcurrent protective devices are circuit breakers; some are supplementary protectorsJ. W. Young; R. Clark19981998, vol.97, no.1
Why are NEC table 430-148 FLA values so high?R. J. Lawrie19981998, vol.97, no.1



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