Aprašymas
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.
Savybės
Mes priimame didelius užsakymus ir turime minimalią užsakymo kiekį – tik vieną vienetą.
Pagal užklausą galime pateikti visus reikiamus dokumentus, įskaitant kilmės/atitikties sertifikatus ir kitus būtinus eksporto dokumentus.
Sandėlyje esančius daiktus siekiame pristatyti per 1-3 dienas po apmokėjimo patvirtinimo. Daiktai su nurodytu pristatymo terminu bus pristatyti pagal nurodytą grafiką.
Mes priimame 100 % T/T (telegrafinius pervedimus) apmokėjimą prieš išsiuntimą. Prekėms su laukimo terminais reikalinga 30 % avansinė įmoka, likusieji 70 % turi būti sumokėti prieš išsiuntimą. Dėl RMB pervedimų, jei turite agentą Kinijoje, susisiekite su mumis.
Mes siūlome standartinę vienerių metų garantiją visiems naujiems ir originaliems daiktams. Jei jums reikalinga pratęsta garantija, prašome susisiekti su mumis dėl papildomų kainos detalių.
Jūsų pasitenkinimas mums svarbus. Jei reikia grąžinti prekę, tai turi būti padaryta per 30 dienų nuo užsakymo datos. Produktas turi būti nenaudotas, neuždarytas ir originalioje pakuotėje su visais priedais. Pinigų grąžinimas atliekamas per 5-7 darbo dienas nuo grąžintos prekės gavimo. Atkreipkite dėmesį, kad siuntimo ir susijusios išlaidos negrąžinamos.