The automatic transfer switch (ATS) is a critical system component of the emergency power supply system (EPSS), and proper maintenance of an ATS depends on the type of switch and its position in the critical power infrastructure. Imagine losing power during a natural or human-made disaster due to incorrect sensing or time-delay function. Or, the […]
Emergency Power Blog
Diesel Generator Exhaust Issues and NFPA 110
In 1999, the technical committee for NFPA 110 adopted a substantial change in the procedure to check for wet stacking conditions present in diesel engines not being loaded sufficiently. The modification involved comparing exhaust gas temperatures with manufacturers’ recommended minimum temperatures. In contrast, the wording in previous editions stated that evidence of wet stacking was […]