ABB UNITROL 1000 3BHE005774R0002 Automatic Voltage Regulator – UNITROL 1000 Series
Imagine a large synchronous generator running at full load when its excitation control suddenly fails. Within seconds, terminal voltage collapses, reactive power swings out of control, and the entire plant faces an unplanned shutdown — costing thousands of dollars per hour in lost production. The ABB UNITROL 1000 3BHE005774R0002 is the precision excitation controller engineered to prevent exactly this scenario, delivering rock-solid voltage regulation and generator protection in the most demanding industrial environments.
The UNITROL 1000 series occupies a strategic position in ABB’s excitation portfolio: purpose-built for small-to-medium synchronous generators and motors, it bridges the gap between basic analog regulators and full-scale digital excitation systems. The 3BHE005774R0002 variant is globally recognized in power generation, marine propulsion, and industrial drive applications, trusted by plant engineers across Europe, Asia, and the Americas for its proven reliability and seamless integration with ABB’s broader automation ecosystem.
Technical Specifications
- Part Number: 3BHE005774R0002
- Series: UNITROL 1000
- Manufacturer: ABB
- Function: Automatic Voltage Regulator (AVR) / Excitation Controller
- Application: Synchronous generators and motors excitation control
- Control Mode: AVR (Automatic Voltage Regulation), FCR (Field Current Regulation), manual control
- Communication: Compatible with ABB excitation system communication protocols
- Weight: 320 g
- Condition: New / Refurbished / Tested (specify on inquiry)
Note: All specifications are based on ABB official documentation. Do not rely solely on this page for engineering design — always verify with the official ABB datasheet for your specific application.
Key Features & Benefits
- Precise Voltage Regulation: Maintains stable generator terminal voltage under varying load conditions, protecting sensitive downstream equipment.
- Multi-Mode Control: Supports AVR, FCR, and manual modes, giving operators full flexibility during commissioning, normal operation, and fault recovery.
- Integrated Protection Functions: Built-in under-excitation limiter (UEL), over-excitation limiter (OEL), and V/Hz limiter safeguard both the generator and the connected grid.
- Compact, DIN-Rail Mountable Design: Space-efficient form factor simplifies panel integration and reduces installation time.
- Proven ABB Quality: Manufactured to IEC standards with rigorous factory acceptance testing, ensuring long service life in harsh industrial environments.
- Easy Parameter Configuration: User-friendly interface allows rapid commissioning and parameter adjustment without specialized tools.
Industry & Equipment Applications
- Power Generation: Diesel gensets, gas turbine generators, hydro generators — anywhere stable excitation is critical to grid stability.
- Marine & Offshore: Ship propulsion systems and offshore platform power management where compact, reliable AVRs are mandatory.
- Industrial Drives: Synchronous motor excitation control in compressors, pumps, and large fans in oil & gas, mining, and chemical plants.
- Renewable Energy: Hybrid power systems integrating synchronous generators with renewable sources requiring precise reactive power control.
- Data Centers & Critical Infrastructure: Backup generator systems where voltage stability directly impacts uptime SLAs.
System Integration & Compatible Parts
The ABB UNITROL 1000 3BHE005774R0002 is designed to integrate within ABB’s excitation and automation ecosystem. Commonly paired components include:
- ABB UNITROL 1000 thyristor power converters
- ABB AC800M / AC800PEC controllers for plant-level SCADA integration
- ABB UNITROL 5000 / UNITROL 6000 for larger generator applications requiring upgrade paths
- ABB current transformers and voltage transformers for measurement inputs
- ABB REG series protection relays for coordinated generator protection
If you need assistance identifying compatible components for your specific system configuration, our technical team is ready to support your inquiry.
Our Quality Assurance Process
At Konmask.com, every ABB UNITROL 1000 3BHE005774R0002 unit goes through a rigorous multi-stage quality process before shipment:
- Source Verification: Units are sourced exclusively from authorized ABB distributors or directly from ABB-certified supply chains.
- Visual & Physical Inspection: Each unit is inspected for physical damage, label integrity, and correct part number confirmation.
- Functional Testing: Where applicable, units undergo bench testing to verify core operational parameters.
- Documentation Package: Shipments include original manufacturer documentation, test reports, and traceability records upon request.
- Secure Packaging: Anti-static and shock-resistant packaging ensures safe international transit.
How to Order
- Submit an Inquiry: Contact us via email at support@konmask.com or call +0086 19859288691 with your required quantity and delivery timeline.
- Receive a Quotation: Our team will respond within 24 hours with pricing, availability, and lead time.
- Order Confirmation: Confirm your order with a purchase order or written confirmation.
- Payment & Shipment: We support T/T bank transfer and other B2B payment methods. Orders are shipped via DHL, FedEx, or UPS with full tracking.
- After-Sales Support: Our technical team remains available post-delivery for commissioning guidance and warranty claims.
Why Choose Konmask.com?
- ✅ Specialized in Industrial Automation: We focus exclusively on PLC, DCS, AVR, and industrial control components — not a general marketplace.
- ✅ Global B2B Supply: Serving engineering firms, EPC contractors, and plant maintenance teams across 50+ countries.
- ✅ Fast Response: Dedicated account managers respond to all technical inquiries within 24 hours.
- ✅ Competitive Pricing: Direct sourcing relationships allow us to offer competitive pricing without compromising authenticity.
- ✅ Traceability & Documentation: Full supply chain documentation available for regulated industries and audits.
Frequently Asked Questions
- Q: Is the ABB UNITROL 1000 3BHE005774R0002 in stock?
- A: Stock availability varies. Please contact us directly for real-time inventory status and lead times.
- Q: Can you supply both new and refurbished units?
- A: Yes. We can source new, surplus, and professionally refurbished units depending on your budget and urgency. All refurbished units are tested and certified before shipment.
- Q: What is the warranty on this product?
- A: We offer a standard 12-month warranty on all units. Extended warranty options are available upon request.
- Q: Do you provide technical support for installation and commissioning?
- A: Yes. Our engineering team can provide remote technical guidance for installation, parameter configuration, and troubleshooting of the UNITROL 1000 series.
- Q: Can you ship to my country?
- A: We ship worldwide via DHL, FedEx, and UPS. Export documentation including commercial invoices and packing lists are provided for all international shipments.
- Q: How do I verify the authenticity of the part?
- A: All units come with original ABB labeling and, where available, manufacturer traceability documentation. We are happy to provide inspection reports upon request.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
