Timing Relay
An analogue electronic timing relay.
The ETR4-51-A (manufactured by Eaton under the Moeller series) is an analogue electronic star-delta timing relay. It is utilized in industrial motor control systems—specifically designed to smoothly transition heavy-duty motors from a star (Y) configuration to a delta (Δ) configuration during startup.
Other items in Relays.
ALLEN BRADLEY
Solid-State Relay
4-blade solid-state relay (SSR) designed for high-density industrial control and PLC interfacing
SIEMENS
Solid-state contactor
Solid-state contactor 1-phase 3RF2 AC 51 / 50 A / 40 °C 48-460 V / 24 V DC screw terminal
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