Autonics SRH3-4250 DIN Rail Solid State Relay
The SRH3-4250 is an Autonics DIN Rail Solid State Relay supporting 50A load current and three-phase control industrial applications. Manufactured by Autonics, this relay is part of the Autonics Solid State Relay range and belongs to the SR Series. It operates with 90–240VAC input voltage, 24–240VAC load voltage, features zero cross turn-on, and provides 4000VAC dielectric strength.
| Brand | Autonics |
| Product Type | Solid State Relay |
| Model Number | SRH3-4250 |
Autonics SRH3-4250 DIN Rail Solid State Relay – Technical Specifications
| Specification | Value |
|---|---|
| Control phase | 3-phase |
| Heatsink | Heatsink |
| Mounting type | Panel, DIN rail |
| Rated input voltage | 90-240VAC~ |
| Rated load voltage | 24-240VAC~ |
| Dielectric strength | 4,000VAC~ |
| Rated load current | 50A |
| Function | Zero cross turn-on |
| Environment_Ambient temperature | -30 to 80℃(in case of the rated input voltage 90-240VAC~: -30 to 70℃), Storage: -30 to 100℃( The rated load current capacity is different depending on ambient temperature. Refer to '▣ SSR Derating Curve'.) |
| Environment_Ambient humidity | 45 to 85% RH, storage: 45 to 85% RH |
| Weight | approx. 1508g(approx. 1268g) |
The Autonics SRH3-4250 DIN Rail Solid State Relay is designed for high-current AC load control in industrial automation systems. This model supports 50A rated load current, operates across 24–240VAC load voltage, and uses three-phase control for balanced switching. It belongs to the SR Series and is used in industrial automation panels requiring stable solid state relay operation.
In industrial automation environments, the SRH3-4250 Autonics DIN Rail Solid State Relay is applied in conveyors, packaging systems, automated assembly lines, and process control equipment. Panel and DIN rail mounting options support flexible installation, while solid-state switching enables consistent three-phase AC load handling. Zero-cross turn-on helps reduce electrical stress during repetitive switching cycles.
The SRH3-4250 Autonics DIN Rail Solid State Relay combines three-phase operation, 50A switching capacity, and 4000VAC isolation strength for dependable industrial use. Manufactured under Autonics standards and structured within the SR Series, this relay is suitable for industrial automation systems requiring reliable high-current AC load control and long-term electrical stability.
