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1998～2024



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 2024

1999, vol.98, no.1 1999, vol.98, no.10 1999, vol.98, no.10sup 1999, vol.98, no.11 1999, vol.98, no.12 1999, vol.98, no.13
1999, vol.98, no.2 1999, vol.98, no.2sup 1999, vol.98, no.3 1999, vol.98, no.4 1999, vol.98, no.5 1999, vol.98, no.6
1999, vol.98, no.8 1999, vol.98, no.9

题名作者出版年年卷期
1999 electrical training correspondence course: Receive 6.0 continuing education units (CEUs), which are transferable into college hoursPaul Rosenberg19991999, vol.98, no.1
Cord drops from wireways: Does the 1999 NEC disallow cord drops from boxes and wireways to a building surface to allow for vertical runs to portable or stationary equipment?Frederic P. Hartwell19991999, vol.98, no.1
Don't be felled by higher fault currents: this is an example of an old air frame circuit breaker you might be able to incorporate into a field-evaluated series rated systemVincent Saporita19991999, vol.98, no.1
Selecting torque for top motor efficiency: sure, horsepower is an important motor parameter. however, torque is just as important. that said, what exactly is torque? it really depends on your point of viewRobert J. Lawrie19991999, vol.98, no.1
Tap changers: to tap or not to tap?- in the winter, your facility experiences an extremely high amount of relamping, in the summer, your process line motors take a long time to reach synchronous speed's. What's the problem: high voltage, low voltage,...Jerry R. Borland19991999, vol.98, no.1
Ten tips for power assurance: clean, reliable power seems to be more evasive than ever. Are there guidelines to follow that can ease the problem?Mark Lamendola19991999, vol.98, no.1
Test your motor control IQ: Can you "anticipate" resistance readings during troubleshooting?Larry Baran19991999, vol.98, no.1
The basics of selecting overload relays: overload relays are inexpensive, but the results of selecting the wrong one for the application can be catastrophic for your motor, process, or bothPaul Frank19991999, vol.98, no.1
Transfer switch jeopardizes hospital safety: poor heat dissipation from control transformer leads to fire in transfer switchRalph Crawford19991999, vol.98, no.1



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