Fuse disconnect switch LPS series

automaticlow-voltageshunt trip

The Littelfuse LPS Series provides a simple and economical solution for applications that require selective coordination and shunt trip capabilities. Utilizes Class J time-delay fuses that are easily coordinated with other system overcurrent devices. The shunt trip capability allows the LPS Series to meet the ANSI/ASME standard that requires power to be automatically disconnected before water is turned on by the fire safety system. Options Control power transformer with fuses and blocks Fire safety interface relay Key to test switch Pilot light ”On” Isolated neutral lug Mechanical interlock auxiliary contact for hydraulic elevators with automatic recall (5 amp 120 Vac rated) Fire alarm voltage monitoring relay Option to bypass alarm when performing maintenance (-AZ option) XPress-Ship™ service offers 72 Hours direct shipment service on select fully loaded LPS POWR-Switches Features Pre-engineered single unit, which makes procurement easier than systems with multiple components Reduces labor costs up to 66% and total installation costs by over 30% Pre-installed UL listed Class J fuse holder – unique Class J size eliminates the need for any rejection type fuse clips Optional features offer flexibility for a variety of applications Control power terminal block UL Listed package Cu and AI wire rated Pre-wired control circuits lower installation time Lockable operating handle meets all code and safety requirements (Accepts up to 3 locks)