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AB Control Module 81003-438-51-R SCR ASSEMBLY, High-Voltage Power Electronics

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The ABB 81003-438-51-R SCR Module is a high-performance Solid State Relay designed for heavy-duty applications, offering unparalleled reliability and efficiency in power control systems.

Voltage Rating:6 kV

Current Rating:1250 A

Switching Frequency:Up to 1 kHz

Operating Temperature Range:-40°C to +70°C

Insulation Class:F

Cooling Method:Air Cooled

Control Logic:Microprocessor-based

Communication Protocol:Modbus RTU

    The Siemens 81003-438-51-R SCR Assembly is a state-of-the-art Solid State Relay engineered for superior performance in demanding industrial settings. This assembly features a compact design that ensures efficient heat dissipation and reduced footprint in your system layout.

    It is capable of handling high currents up to 30A, making it suitable for applications requiring robust current control without sacrificing efficiency or reliability. The relay’s ability to switch at a frequency of up to 2 kHz allows for fast response times, enhancing the overall system dynamics.

    With an operating temperature range from -40°C to +70°C, this SCR Assembly is built to withstand extreme environmental conditions, ensuring dependable operation in a wide variety of industrial environments.

    The assembly includes a digital input type for easy integration with existing control systems, facilitating seamless operation within your automation setup. Its high insulation resistance of ≥ 10^12 Ω at 500V DC and dielectric strength of 1000V AC (1min) guarantee exceptional isolation and protection against electrical hazards.

    The Siemens 81003-438-51-R SCR Assembly comes equipped with advanced protection features such as overcurrent and short-circuit protection, safeguarding your system against potential failures and prolonging the lifespan of your equipment.

81003-438-51-R SCR ASSEMBLY




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      Shenzhen Changxin Automation Equipment Co., Ltd. is committed to becoming a leading supplier and wholesaler of industrial automation products in the international market. We focus on providing one-stop industrial automation product supply chain services for military enterprises, power plants, oil and gas, automobile manufacturers, railways, petrochemicals and other industries. As a professional supplier of industrial products, we cover PLC, DCS, safety barriers, sensors and switches, low-voltage power distribution, valve positioners, control cabinets, inverters, industrial connections, actuator control boards, industrial communications, I/A & I/O systems, instruments, solenoid valves, combustion control, electronic components and other products. Our business scope includes various well-known brands of industrial automation engineering equipment, spare parts and system integration. Our purpose is to provide customers with reliable and feasible product solutions, and always adhere to the principles of customer first, honest management, mutual benefit and win-win.

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      Fast delivery: We have a professional warehousing and logistics team to ensure that your order is shipped quickly

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      Quality assurance: All our products are strictly inspected to ensure excellent quality

      Perfect after-sales service: We provide perfect after-sales service and one-year warranty.

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