Ensure reliable protection for your electrical systems with this Overvoltage Undervoltage Protector, designed for accurate voltage monitoring and automatic reset functionality. Crafted from durable ABS material, this model VA-40A combines ergonomic design with robust performance, making it suitable for a wide range of harsh operating environments. Key Features: · Ergonomic Panel Design: Simple and clear interface for easy operation and monitoring, tailored to user convenience. · Wide Operating Voltage Range: Supports single-phase AC voltage from 80V to 400V, accommodating diverse electrical systems. · Precise Voltage Measurement: Features an undervoltage protection accuracy within 1% of the overall range, ensuring dependable monitoring. · Adjustable Protection Settings: Overvoltage trip set between 230V and 300V, undervoltage trip from 140V to 210V, and overcurrent settings adjustable from 1A to 63A for customizable protection tailored to your needs. · Automatic Reset Function: Voltage current protector resets automatically without manual intervention, simplifying operation and enhancing safety. · Robust Safety Performance: Protection device withstands maximum overvoltage without damage, ensuring system integrity during circuit failures. · Durable Construction: Made with high-quality ABS material and rated with protection level IP20 and pollution degree 3, suitable for indoor electrical installations. · Wide Temperature Range: Operates reliably between -50℃ and 55℃ with storage temperatures from -30℃ to 70℃, suitable for varied environmental conditions. · High Mechanical and Electrical Life: Designed for longevity with exceptional electrical and mechanical endurance. Technical Specifications: · Item Type: Overvoltage Undervoltage Protector · Model: VA-40A · Material: ABS · Rated Power Voltage: AC 220V · Operating Voltage Range: AC 80V~400V (single phase) · Rated Frequency: 50/60Hz · Current Setting Range: 1~63A · Overvoltage Trip Range: 230~300V (factory default 280V) · Undervoltage Trip Range: 140~210V (factory default 160V) · Trip Delay for Over/Under Voltage: 0.5 seconds · Restart/Start Delay: Adjustable from 1 to 600 seconds (factory default 5 seconds) · Voltage Measurement Accuracy: ≤1% of overall range · Rated Insulation Voltage: 400V · Output Contact: 1 Normally Open (1NO) · Protection Level: IP20 · Pollution Degree: 3 · Operating Temperature: -50℃ to 55℃ · Storage Temperature: -30℃ to 70℃ · Altitude: ≤2000m (6561.7 ft) · Mechanical and Electrical Life: Long durability for repeated cycles Default Settings and Current Specifications: · Overvoltage Trip: 280V · Undervoltage Trip: 160V · Overcurrent Trip: 20A · Reset/Start Delay: 5s · Available Rated Currents: 15A, 25A, 32A, 50A, 63A · Maximum Working Currents (within 10 min): 25A, 30A, 40A, 60A, 80A · Maximum Load Power: 3.6KW (15A), 5.5KW (25A), 7KW (32A), 11KW (50A), 13.9KW (63A) This Overvoltage Undervoltage Protector delivers precise, automatic electrical protection to safeguard equipment and enhance system reliability. Its configurable settings and rugged design make it ideal for installation in various industrial and commercial electrical panels.