Single Phase DC-AC High Voltage 50A Solid State Relay (SSR) is an electronic switching device designed to control the flow of electrical power from a direct current (DC) source to an alternating current (AC) load. Unlike traditional electromechanical relays, which use mechanical contacts, SSRs utilize semiconductor devices to perform the switching action. This type of SSR is specifically engineered to handle high voltages and currents, with a capacity of up to 50 amperes. It is intended for applications where precise and reliable control of AC loads is crucial, such as in industrial automation, heating systems, motor controls, and various power distribution systems.
The solid-state nature of this relay provides several advantages over its mechanical counterparts, including faster switching speeds, longer lifespan, reduced electromagnetic interference, and a lack of moving parts, which contributes to improved reliability and durability. This makes Single Phase DC-AC High Voltage 50A SSRs indispensable components in a wide range of electrical and electronic systems where precise AC load control is paramount.
These headings can help you choose SSRs based on their key attributes
| Model | A Rating | Input | Output | Control Voltage | Control Current Range | Pick-up Voltage | Turn-on (max) | Turn-off (max) | Drop Out Voltage | Input Resistance | Current Range with proper heat sink(IT) | Surge Current non-repetitive t = 10msecs (ITEMS) | Voltage Drop @ Current (VTM) | Voltage Range (VRMS) | Over Voltage Rating (PIV) Transient Peak | Off-state leakage current @ voltage – (IDRM) | Holding current (IH) | Dv/Dt @Voltage (out) | I2T Fusing I2t (10 ms) (Value In Square) | Frequency Range | Dielectric Strength | Galvanic Separation (Input to Output to Base) | Weight | Storage Temp. | Junction Temperature |
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