Electrical Construction & Maintenance6 天
EC&M Asks —Are Annexes a Requirement of NFPA Standards?
SME Ron Widup explains the purpose of annexes, how NETA testing standards are connected to NFPA 70E, and what this means for ...
Firehouse2 个月
National Fire Protection Association
The world's leading advocate of fire prevention and an authoritative source on public safety, NFPA develops, publishes, and disseminates more than 300 consensus codes and standards intended to ...