The NP2-VA-Protector Protection Meter is an advanced monitoring and protection device that safeguards electrical systems from voltage fluctuations, phase faults, and abnormal operating conditions. It is ideal for preventing damage to sensitive equipment by providing automatic disconnection during unsafe voltage levels.
Product Details
Model: NP2-VA-Protector
Type: Voltage & Current Protection Meter
Voltage Range: AC 110–300V (Single-phase) / 3×230/400V (Three-phase models available)
Protection Functions: Over-voltage, under-voltage, phase loss, reverse phase sequence, voltage imbalance
Response Time: <0.5 seconds
Reset Mode: Selectable auto or manual reset
Display: LED/LCD digital display for voltage/current readings and fault status
Relay Output: 1 changeover (C/O) contact, 5A/250VAC rating
Accuracy: ±1% for voltage measurement
Power Supply: Self-powered from monitored line
Mounting: DIN rail 35mm (EN 60715 standard)
Housing Material: Flame-retardant ABS, IP50 front protection
Operating Temperature: -20°C to +60°C
Key Features
Continuous real-time monitoring of voltage and current
Multiple protection modes to prevent equipment damage
Adjustable setpoints for over/under-voltage
Clear fault indication through LED/LCD display
Compact, panel-friendly DIN rail design
Quick response to abnormalities for reliable protection
Applications
Protection of industrial motors, pumps, and compressors
Electrical panels in factories and workshops
HVAC systems and refrigeration units
Residential and commercial electrical distribution boards
Renewable energy systems and generators
Sensitive electronic equipment protection
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