ABB UNS0119A-Z V1 3BHE030579R0003 Automatic Voltage Regulator
$258.00
$520.00
Description
Product Description
The ABB UNS0119A-Z V1 3BHE030579R0003 is a high-performance automatic voltage regulator (AVR) designed for the UNITROL 1020 excitation system. It ensures precise control of generator excitation, maintaining stable voltage under dynamic load conditions. Moreover, this system module provides reactive power compensation to enhance grid stability and improve overall power factor. Its compact and robust design allows reliable operation in industrial environments, including thermal and hydropower plants as well as large-scale industrial generators. With fast response times and flexible communication interfaces, it seamlessly integrates into modern DCS and SCADA systems, supporting both automatic and manual control modes.
Key Features
-
Voltage Stability: Maintains generator voltage within ±0.25% accuracy, ensuring reliable operation.
-
Reactive Power Compensation: Improves grid performance and stabilizes power output during load variations.
-
Fast Response: Excitation adjustments occur within milliseconds, minimizing voltage fluctuations.
-
Robust and Compact Design: Lightweight yet industrial-grade construction ensures long-term reliability.
-
Flexible System Integration: Supports RS485 and Ethernet for DCS or SCADA connectivity.
-
User-Friendly Operation: Allows automatic and manual control switching for versatile application.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | UNS0119A-Z V1 |
| Part Number | 3BHE030579R0003 |
| Type | Automatic Voltage Regulator |
| Series | ABB UNITROL 1020 excitation system |
| Supply Voltage | 110 V DC / 220 V DC ±15% |
| Output Voltage | 0–200 V DC |
| Output Current | 0–10 A |
| Max Excitation Current | Up to 1000 A |
| Control Accuracy | ≤ ±0.25% |
| Response Time | ≤ 0.1 s |
| Input Voltage | 110 V AC / 220 V AC |
| Protection Class | IP54 |
| Operating Temperature | –10 °C to +55 °C |
| Storage Temperature | –40 °C to +70 °C |
| Communication Interfaces | RS485, Ethernet |
| Control Modes | Automatic / Manual switching |
| Dimensions | 186 × 59 × 127.5 mm |
| Weight | 0.7 kg |
Typical Applications
-
Thermal power plants requiring precise generator voltage control
-
Hydropower stations with dynamic load fluctuations
-
Industrial generator sets for manufacturing and heavy industry
-
Grid-connected synchronous machines needing reactive power support
-
Systems integrated into modern DCS/SCADA environments
FAQ
Q: What type of generators is UNS0119A-Z V1 compatible with?
A: It is designed for synchronous generators, including industrial and utility-scale units.
Q: How fast does the AVR respond to load changes?
A: The system provides excitation adjustments in less than 0.1 seconds.
Q: Can it be controlled manually?
A: Yes, it supports both automatic and manual switching modes.
Q: What communication protocols are supported?
A: RS485 and Ethernet interfaces allow seamless DCS/SCADA integration.
Q: Is the unit suitable for harsh industrial environments?
A: Absolutely, it features an IP54-rated housing and robust industrial-grade design.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
Featured
Complementary products
Express Delivery
Fast shipping for your urgent needs.
Large Inventory
Extensive stock ensures quick availability.
Premium Quality
Genuine, high-grade PLC & DCS components.
24/7 Customer Support
Reliable service for clients worldwide.