Source
Description
OSHA
Material Safety Data Sheet (MSDS) Form
What to expect during an OSHA visit
Underwriters Laboratories (UL)
Wire & Cable Marking Guide (PDF)
UL StandardsInfoNet
Table of Contents Product Codes, etc
Belden
Conduit Capacity Chart
CR Magnetics
U.S. Standard Voltages
Mike Holt
NEC Code Quiz
IEEE
IEEE Standards Online Search
NEMA
Industrial Control and Systems: Adjustable Speed Drives
Industrial Control and Systems: Instructions for the Handling, Installation, Operation, and Maintenance of Electric Fire Pump Controllers Rated Not More than 600V
Industrial Control and Systems: Motor Control Centers
NEMA and IEC Devices for Motor Service—A Guide for Understanding the Differences
Industrial Control and Systems: Application Guide for Electric Fire Pump Controllers
Industrial Control and Systems: Preventive Maintenance of Industrial Control and Systems Equipment
Industrial Control and Systems: Profiles of Networked Industrial Devices—Part 1: General Rules