Two speed Motor starters working, testing & commissioning at site /HVAC

#doublespeed #jetfans #plcpanel #hvac #gicplc #basementventilation #dualspeedstarter

[@manilakshmi88]

Ji,Fire alarm feedback where are you took can you shown the video

[@sennapparajan.p]

its connected form fire alarm panel to control panel by terminal.
when there this is fire singnal ..it will enable a relay and the relay will start the fan