Autonics SR1-4240-N 90-240 V AC Solid State Relay
The SR1-4240-N is an Autonics 90-240 V AC Solid State Relay supporting 40A load current and single-phase control applications. Manufactured by Autonics, this unit is part of the Autonics Solid State Relay range and belongs to the SR1 Series. It operates with 90–240VAC input voltage, 24–240VAC load voltage, features zero-cross turn-on, and provides 2500VAC dielectric strength for stable AC switching.
| Brand | Autonics |
| Product Type | Solid State Relay |
| Model Number | SR1-4240-N |
Autonics SR1-4240-N 90-240 V AC Solid State Relay – Technical Specifications
| Specification | Value |
|---|---|
| Control phase | Single-phase |
| Mounting type | Panel |
| Rated input voltage | 90-240VAC~ |
| Rated load voltage | 24-240VAC~ (50/60Hz) |
| Dielectric strength | 2500VAC~ 50/60Hz 1 min (Input-Output, Input/Output-Case) |
| Rated load current | 40A |
| Function | Zero cross turn-on |
| Environment_Ambient temperature | -30 to 80℃(in case of the rated input voltage 90-240VAC~: -20 to 70℃), storage: -30 to 100℃(The rated load current capacity is diferent depending on ambient temperature. Refer to '▣ SSR Derating Curve'.) |
| Environment_Ambient humidity | 45 to 85% RH, storage: 45 to 85% RH |
| Weight | Approx. 111g(approx. 73g) |
The Autonics SR1-4240-N 90-240 V AC Solid State Relay is designed for AC load switching within industrial automation systems. This model supports 40A rated load current, operates across 24–240VAC load voltage, and uses zero-cross turn-on to reduce electrical stress. It belongs to the SR1 Series and is structured for consistent panel-mounted control in industrial automation environments.
In industrial automation applications, the SR1-4240-N Autonics 90-240 V AC Solid State Relay is used in conveyors, packaging machines, automated assembly lines, and process control panels. Solid-state switching allows stable AC load handling without mechanical wear, while panel mounting supports organized control cabinet installation. Zero-cross activation contributes to smooth switching under continuous operating conditions.
The SR1-4240-N Autonics 90-240 V AC Solid State Relay combines single-phase operation, 40A switching capacity, and 2500VAC isolation strength to meet industrial control requirements. Manufactured under Autonics standards and integrated within the SR1 Series, this relay is suitable for industrial automation systems requiring reliable AC load control and long-term electrical stability.
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