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ABB UNS0119A-Z,V1 3BHE030579R0207 Automatic Voltage Regulator

Brand/Manufacturer: ABB

Order Number: UNS0119A-Z,V1 3BHE030579R0207

Type: Automatic Voltage Regulator

Country of Origin: Sweden

Condition: Original Brand

Lead Time: Available in stock

Payment Term: 100% TT In Advance

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Description

The ABB UNITROL 1020 UNS0119A-Z,V1, identified by the manufacturing part number 3BHE030579R0207, operates as a dedicated, microprocessor-based Automatic Voltage Regulator (AVR) for small to medium-sized synchronous generators utilizing brushless excitation configurations.

Hardware Specifications

Parameter Specification
Model UNITROL 1020 UNS0119A-Z,V1
ABB Part Number 3BHE030579R0207
Brand ABB
Origin Switzerland
Product Type PLC Module/Rack
Excitation Application Brushless excitation system loops
Control Technology IGBT-based microprocessor power rectification
Rated Output Current Up to 10 ADC continuous
External Power Supply +24 VDC (Maximum 0.5 A draw)
Digital I/O Allocation 8 input channels / 8 output channels
Analog Inputs 2 to 4 channels (Optimized for load cell / sensing signals)
Analog Outputs 4 channels (Software configurable for voltage or current)
Communication Interfaces Embedded Ethernet, USB port (Optional remote fieldbus)
System Protection Suites Overvoltage, undervoltage, overexcitation, loss of sensing
Ambient Operating Temp -10 to +55 deg C
Cooling Methodology Passive natural convection or forced air cooling profiles
System Certifications DNV marine and UL approvals

Backplane Bus Communication Velocity and I/O Density Scaling

The UNITROL 1020 UNS0119A-Z,V1 coordinates generator terminal stability by modifying excitation field currents via its high-frequency Insulated Gate Bipolar Transistor (IGBT) output stage. To maintain stable backplane bus communication velocity during severe power grid disturbances, the hardware processes internal digital regulation loops independently from the network communication layer. This dual-layer processing framework allows seamless integration of dense local I/O expansion grids, facilitating rapid I/O density scaling (across its 8 digital inputs, 8 digital outputs, and dedicated analog paths) without dropping critical regulation cycles. The controller architecture delivers uninterrupted data throughput and direct firmware flash compatibility, allowing field technicians to perform online parameter tuning, dynamic step-response tests, and safety-limit programming via the native USB or Ethernet interfaces.

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Testimonials

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We’ve worked with IndustriaX Limited on several urgent orders for automation components. Their ability to provide original, factory-sealed parts with full documentation—often from in-stock inventory—has significantly reduced our downtime. The delivery is consistently fast, and their logistics team is highly responsive. IndustriaX has become one of our most trusted global suppliers for industrial spare parts.

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Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.

- David Smith

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"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."

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