Web briefs

* Leviton-www.leviton.com: glossary of electrical wiring device terms; TVSS master spec; scope, provisions, and interpretation of UL 1449 TVSS standard, comparing 1985 and 1998 editions; NEC wiring device requirements; circuit diagrams for many different receptacle types.

* J.F. Lincoln Are Welding Foundation-www.weldinginnovation.com: articles and papers on weld quality; function of preheat; selecting filler metals and electrodes; sizing fillet welds; post-weld heat treatment; designing welded lap joints; periodic publication Welding Innovation.

* Industrial Monitoring Instrumentation--www.imi-sensors.com: selecting and installing accelerometers; mounting techniques and troubleshooting; driving long cables; calibration.

* Powell Electric Mfg. Co.-www.powellelectric.com: numerous technical briefs on switchgear (safety features, effects of harmonics); circuit breakers and fuses (altitude derating, interrupting ratings); vacuum interrupters; large motor starting and protection; testing and maintenance.

* Payne Engineering-www.payneng .com: tips on short-circuit and transient voltage protection for solid state control; temperature and other application concerns.

* Carlon--www.carlon.com: technical information on NEC provisions concerning conduit; raceway temperature limits; motor controller enclosure selection; dealing with abandoned cables; cutting, joining, and termination of conduit.

Peerless-Winsmith, Inc.-www.winsmith.com: engineering information on installation, operation, and servicing of helical and worm-gear speed reducers (alignment, lubrication, etc.); shaft and seal topics; horsepower, torque, and efficiency relationships.

* Trico Mfg. Corp.--www.tricomfg .com: articles on bearing protection devices and oil contamination; information on lubrication systems and use of oilers.

* Western Electric (Australia)-www .westernelectric.com.au: articles and other information on motor vibration, lubrication, common failure causes, hazardous area application, testing, energy efficiency, effects of temperature on insulation, and specification writing; frequently.

* Copper Development Association-- powerquality.copper.org: table of wiring practices to enhance power quality; technical discussion of harmonics and improper grounding; case histories of lightning protection and grounding systems; power quality primer; bibliography.

* Phoenix Contact-www.phoenixcon .com: articles on terminal block usage, connection systems, cable networks, fiber optic links, surge suppression, and intrinsic safety.

Copyright Barks Publications Mar 2003
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