Description
Detailed Parameter Table
| Parameter Name | Parameter Value |
| Product Model | ABB RVAR-5612 |
| Manufacturer | ABB |
| Product Category | Automatic Voltage Regulator |
| Input Voltage | 380-480V AC (3-phase) |
| Output Voltage | 380-480V AC (adjustable) |
| Frequency | 50/60Hz |
| Regulation Accuracy | ±1% |
| Load Capacity | Up to 1500kVA |
| Efficiency | ≥98% |
| Response Time | <1 cycle |
| Cooling Method | Natural convection/forced air |
| Operating Temp | -25°C to +55°C |
| Dimensions | 500 × 300 × 200 mm |
| Weight | 25kg |
| Certifications | CE, UL, IEC 60076 |
ABB RVAR-5612
Product Introduction
The ABB RVAR-5612 is a high-performance automatic voltage regulator designed for industrial and commercial power systems. This robust voltage regulation solution maintains stable output voltage despite fluctuations in input power quality, protecting sensitive equipment from voltage variations.
Engineered for reliability, the RVAR-5612 features advanced tap-changing technology that provides smooth voltage adjustment without waveform distortion. Its compact design and high efficiency (≥98%) make it suitable for continuous operation in demanding environments. The regulator’s fast response time (<1 cycle) ensures immediate correction of voltage sags, surges, and fluctuations.
As part of ABB’s power quality portfolio, the ABB RVAR-5612 is particularly valuable for applications requiring precise voltage control, such as manufacturing facilities, data centers, and healthcare institutions where stable power is critical.
Core Advantages and Technical Highlights
Precise Voltage Regulation:
The ABB RVAR-5612 maintains output voltage within ±1% of setpoint, regardless of input variations up to ±20%. Its microprocessor-based control ensures accurate and responsive voltage correction.
High Efficiency Operation:
With efficiency ratings ≥98%, the regulator minimizes energy losses during operation. The low-impedance design reduces heat generation and improves overall system reliability.
Advanced Protection Features:
Built-in safeguards include overvoltage protection, overload protection, and short-circuit protection. The regulator automatically bypasses during extreme conditions to maintain power continuity.
Flexible Configuration:
The RVAR-5612 supports both wall-mounted and floor-standing installations. Remote monitoring and control options are available through communication interfaces.
Robust Construction:
The heavy-duty enclosure provides IP42 protection against dust and water splashes. All components are industrial-grade for long service life in harsh environments.
User-Friendly Interface:
The front-panel display shows real-time voltage, current, and status information. Programming buttons allow easy adjustment of voltage setpoints and other parameters.
Typical Application Scenarios
Industrial Manufacturing:
In production facilities, the ABB RVAR-5612 protects CNC machines, robotic systems, and process control equipment from voltage fluctuations that could cause production downtime.
Data Centers:
Critical server installations utilize the regulator to maintain stable power for IT equipment, preventing data corruption and hardware damage from power quality issues.
Healthcare Facilities:
Hospitals employ the RVAR-5612 to ensure consistent power for medical imaging equipment and life-support systems where voltage stability is crucial.
Commercial Buildings:
The regulator safeguards sensitive electronics in office environments, including elevators, security systems, and building automation controls.
Renewable Energy Systems:
Solar and wind power installations use the ABB RVAR-5612 to stabilize voltage output before grid connection, improving power quality and compliance.
ABB RVAR-5612
Related Model Recommendations
ABB RVAR-5610: Smaller capacity version (up to 800kVA)
ABB RVAR-5615: Higher capacity version (up to 2500kVA)
ABB PCS-100: Active voltage conditioner
ABB PSR-45: Compact voltage regulator
ABB DVR-50E: Dynamic voltage restorer
ABB PFC-50: Power factor correction unit
ABB UPS-500: Uninterruptible power supply
Installation & Commissioning
Installation Guidelines:
Mount the ABB RVAR-5612 in a well-ventilated area with adequate clearance (minimum 300mm on all sides). Use appropriate cable sizes based on load current. Ensure proper grounding according to local electrical codes.
Commissioning:
Verify input voltage range matches installation requirements. Set output voltage to desired level using front panel controls. Test regulator response by simulating input voltage variations. Configure protection settings based on application needs.
Maintenance:
Perform annual inspections of electrical connections and cooling system. Clean air filters (if equipped) quarterly in dusty environments. Check and calibrate voltage sensors every 2 years. Monitor operational logs for any abnormal events.
Service & Warranty
ABB provides a 36-month warranty for the RVAR-5612, covering manufacturing defects. Global technical support is available 24/7 through ABB’s power quality specialists. The product is supported by ABB’s lifecycle management program, with spare parts availability guaranteed for 10 years after product discontinuation.
Conclusion
The ABB RVAR-5612 automatic voltage regulator delivers reliable power quality management for critical electrical systems. Its combination of precise regulation, high efficiency, and robust construction makes it an ideal solution for applications requiring stable voltage supply. For specific application requirements or technical assistance, consult ABB’s power quality experts.
