If youโre not fully sure about SRH3-1450, taking a closer look at Autonics Proximity Sensor, Autonics Digital Counter and Autonics Srh3 1440 often helps compare reliability, cost, and availability.
Autonics SRH3-1450 Solid State Relay
The Autonics SRH3-1450 Solid State Relay offers 3-phase control, Panel, DIN rail Mounting type, 4-30VDC input voltage, 48-480VAC~ load voltage. Manufactured by Autonics under the Autonics Solid State Relay category, this model belongs to the Autonics SR Series.
| Brand | Autonics |
| Product Type | Solid State Relay |
| Model Number | SRH3-1450 |
Autonics SRH3-1450 Solid State Relay โ Technical Specifications
| Specification | Value |
|---|---|
| Control phase | 3-phase |
| Heatsink | Heatsink |
| Mounting type | Panel, DIN rail |
| Rated input voltage | 4-30VDC |
| Rated load voltage | 48-480VAC~ |
| Dielectric strength | 4,000VAC~ |
| Rated load current | 50A |
| Function | Zero cross turn-on |
| Environment_Ambient temperature | -30 to 80โ(in case of the rated input voltage 90-240VAC~: -30 to 70โ), Storage: -30 to 100โ( The rated load current capacity is different depending on ambient temperature. Refer to 'โฃ SSR Derating Curve'.) |
| Environment_Ambient humidity | 45 to 85% RH, storage: 45 to 85% RH |
| Weight | approx. 1508g(approx. 1268g) |
Autonics SRH3-1450 3-Phase SSR Integrated Heatsink Type delivers stable high-load switching with 4โ30VDC input and 48โ480VAC load range. Its 50A rating supports heavy heaters and motors, while zero-cross turn-on lowers electrical noise and protects connected equipment. A 4,000VAC dielectric barrier improves insulation safety, and the integrated heatsink enhances thermal performance during continuous duty. Flexible installation via panel or DIN rail speeds retrofits, and reliable operation from โ30ยฐC to 80ยฐC (45โ85% RH) sustains uptime in harsh plants. With robust build quality and clear derating guidance, SRH3-1450 provides predictable, low-maintenance control that aligns with EEAT principles: transparent specs, practical benefits, and suitability for real industrial environments.
Begin with commissioning: verify control voltage, confirm heat dissipation, then integrate SRH3-1450 into heater banks or motor starters for clean, contactless switching. Next, tune cycle times to reduce thermal stress and use panel or DIN rail mounting to standardize enclosures across lines. Finally, monitor load current against ambient conditions to maintain capacity headroom and extend service life. Maintenance teams value fewer moving parts; procurement can source through wholesalers, dealers, and distributors to meet lead-time and budget targets. For students and junior engineers, SRH3-1450 demonstrates modern solid-state power controlโquiet operation, minimal wear, and consistent performance across demanding automation cells.
Engineers often reference Autonics SRH3-1450 within the Autonics SRH3 Series when specifying reliable power control for multi-zone heating and motor loads. To aid discovery and comparison, this page clarifies terminology around SRH3 variants and highlights thermal, electrical, and installation considerations relevant to SRH3 applications. Typical search terms include SRH3, SRH3 1450, and Autonics SRH3-1450; these align with practical selection checksโload voltage, current rating, ambient limits, and zero-cross behavior. By focusing on real operating constraints and verified specifications, we build trustworthy guidance for choosing the right Solid State Relay.
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