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United Automation Thyristor Power Controller, 50 A, Surface Mount, SCR, 45°C Maximum Operating Temperature A437425
Specifications
| Country of Origin | United Kingdom |
|---|---|
| Brand | United Automation |
| Model | A437425 |
| Mount Type | Surface |
| Series | PR3-E - SPM |
| Maximum Operating Temperature | 45°C |
| Standards/Approvals | CE |
| Rated Average On-State Current Irms | 50A |
| Thyristor Type | SCR |
Key Features
- Features seamless full control of three-phase resistive loads using two thirds control technique.
- Control power level via DC input signal or manual 5kΩ potentiometer adjustment.
- Utilizes fast pulse zero voltage switching technology to minimize flicker and eliminate RFI interference.
- Incorporates automatic resetting temperature trip and integral semiconductor fuses.
- Includes volt-free trip/enable input for external thermal trip wiring.
- Designed for industrial, automation, and electronic control applications.
- Maximum operating temperature rating of 45°C ensures reliable performance.
Product Description
United Automation A437425 Thyristor Power Controller is engineered for precise control of three-phase resistive loads with a rated average on-state current of 50 A. This surface mounted SCR device supports both DC signal and manual potentiometer control methods, providing versatile power regulation options suitable for industrial automation and electronic component usage.
The PR3-E S/SP/SPM series thyristor stacks employ advanced fast pulse zero voltage switching technology, significantly reducing visual flicker and eliminating radio frequency interference (RFI) problems commonly associated with high power devices.
Designed for operational robustness, the controller integrates an automatic resetting temperature trip circuit with built-in semiconductor fuses to protect against thermal and electrical faults. Additionally, a volt-free trip/enable input enables straightforward integration with external thermal trip systems enhancing safety and system reliability.
This thyristor power controller meets CE standards and is manufactured in the United Kingdom, assuring compliance with quality and safety norms. Full three-phase resistive load control with two thirds power regulation technique.
DC or manual control via 5kΩ potentiometer. Fast pulse zero voltage switching to minimize flicker and RFI. Automatic resetting temperature trip and integral semiconductor fuses for protection. Volt-free trip/enable input for external safety integration.
Surface mount type for compact industrial installations. Maximum operating temperature up to 45°C.
This product is ideal for industrial automation systems, electronic component integration, HVAC controls, manufacturing processes, and other applications requiring reliable and precise power control through Thyristor technology. Explore the Electronics & Electricals sector on EnvMart for more semiconductor power controllers and related components.
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Frequently Asked Questions
The maximum operating temperature of this thyristor power controller is 45°C.
This model has a rated average on-state current of 50 A.
It utilizes fast pulse zero voltage switching technology to minimize visual flicker and eliminate radio frequency interference (RFI).
It supports control via a DC input signal or manual adjustment using a 5kΩ potentiometer.
This thyristor power controller is designed for surface mounting.
Yes, it incorporates an automatic resetting temperature trip and integral semiconductor fuses for protection against thermal and electrical faults.
This thyristor power controller meets CE standards, ensuring compliance with quality and safety norms.
It belongs to the PR3-E - SPM series of thyristor stacks.
Yes, it includes a volt-free trip/enable input for straightforward integration with external thermal trip systems.
It is suitable for industrial automation systems, electronic component integration, HVAC controls, and manufacturing processes requiring precise power control.
This product is manufactured in the United Kingdom.
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