The SCP451-51 is processor module of Safety Control Unit for Vnet/IP Components, there are two types of safety control unit:
· Standard Type Safety Control Unit for Vnet/IP
· Wide Range Temperature Type Safety Control Unit for Vnet/IP
The PW402 is a power supply unit employed used to prevent disruptions due to momentary or extended power failure, line noise, or lightening surges, as well as to suppress harmonic current from various devices.
The 8237-1600 is a ProTech-GII Overspeed Safety Device designed to safely shut down steam, gas, and hydro turbines of all sizes upon sensing an overspeed or over-acceleration event.