The NIN NP2-VA-KWH 63A Over & Under Voltage Protector Relay is a smart electrical protection device designed to safeguard your appliances and electrical systems from harmful voltage fluctuations while providing accurate energy consumption monitoring. It automatically disconnects the power supply whenever the voltage exceeds or drops below the preset safety limits, preventing damage to sensitive equipment.
Equipped with a built-in KWH Energy Meter, this device allows you to monitor electricity consumption from 1–9999 KWH, helping you manage energy usage efficiently. With an adjustable recovery delay ranging from 1–600 seconds, the relay restores power safely once the voltage returns to normal. Its 63A load capacity and DIN Rail mounting make it suitable for residential, commercial, and industrial electrical installations.
Specifications
| Feature | Details |
|---|---|
| Brand | NIN |
| Model | NP2-VA-KWH |
| Product Type | Over & Under Voltage Protector Relay with KWH Energy Monitoring |
| Rated Current | 63A |
| Rated Voltage | 220–240V AC |
| Over Voltage Protection Range | 230V – 300V (Adjustable) |
| Under Voltage Protection Range | 140V – 210V (Adjustable) |
| Recovery Delay Time | 1 – 600 Seconds (Adjustable) |
| Energy Monitoring Range | 1 – 9999 KWH |
| Display | Digital LCD Display |
| Mounting Type | Standard DIN Rail |
| Applications | Residential, Commercial & Industrial |
Key Features
- Automatic protection against Over Voltage and Under Voltage
- Built-in KWH Energy Meter for electricity consumption monitoring
- Adjustable Over Voltage setting (230V–300V)
- Adjustable Under Voltage setting (140V–210V)
- Adjustable recovery delay from 1–600 seconds
- High 63A current capacity for heavy electrical loads
- Bright digital LCD display for easy monitoring
- Compact DIN Rail installation
- Suitable for homes, offices, shops, factories, and industrial panels
- Protects expensive electrical appliances from voltage damage
- Improves electrical system safety and reliability
Applications
Ideal for protecting and monitoring:
- Home Electrical Systems
- Air Conditioners
- Refrigerators
- Water Pumps
- Industrial Machinery
- Office Equipment
- Commercial Buildings
- Distribution Boards
- Solar Backup Systems
- Workshops & Factories
Why Choose NIN NP2-VA-KWH?
- Dual Protection & Energy Monitoring
Combines over/under voltage protection with a built-in KWH meter, offering both electrical safety and energy management in one device.
- Adjustable Safety Settings
Customize voltage protection limits and recovery delay according to your electrical requirements.
- Monitor Electricity Consumption
Track energy usage from 1–9999 KWH to improve efficiency and reduce unnecessary power consumption.
- Reliable 63A Performance
Designed for high-load applications with dependable long-term performance.
- Easy Installation
Compact DIN Rail design allows quick and hassle-free installation inside standard distribution boards.








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