Single Phase DC-AC High Voltage 90A Solid State Relay (SSR) is a specialized electronic switching device designed to efficiently control the flow of electrical power from a direct current (DC) source to an alternating current (AC) load. In contrast to traditional electromechanical relays that rely on mechanical contacts, SSRs employ semiconductor components for their operation. This specific type of SSR is engineered to handle high voltages and currents, boasting an impressive capacity of up to 90 amperes. It is particularly well-suited for applications where precise and reliable control of AC loads is critical, such as in industrial automation, heating systems, motor controls, and various power distribution systems.
The solid-state design of this relay imparts several advantages over its mechanical counterparts, including rapid switching speeds, an extended operational lifespan, reduced electromagnetic interference, and the absence of moving parts, contributing to heightened reliability and durability. Consequently, Single Phase DC-AC High Voltage 90A SSRs play a pivotal role in a diverse range of electrical and electronic systems where accurate AC load management 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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