Supply voltage: 24 V AC
For use with: Zelio Logic 2 Smart Relays
Overall width: 35.5 mm
Overall length: 107.6 mm
Overall depth: 59.5 mm

UL and CSA. Zelio SR3 expansion module. Relay I/O expansion module for Zelio Logic by Schneider Electric for use with the SR3B series of Smart Relays. Provides the user with an expansion module featuring 4 discrete inputs and 2 relay outputs at a supply voltage of 24 V AC.