3 Phase Voltage Protection Relay, Adjustable Overvoltage Undervoltage Unbalance Monitoring, 176-552V AC, 5 LED Indicators, Automatic Reset, DIN Rail Mount Protector for Motors Pumps Industrial Systems
[VOLTAGE RANGE & COMPATIBILITY] This 3-phase voltage protection relay offers a wide 176V-552V input range, making it compatible with diverse industrial power systems. Its universal voltage design eliminates the need for multiple specialized units.
[COMPREHENSIVE PROTECTION] Provides reliable against overvoltage, undervoltage, and voltage unbalance conditions. The adjustable protection thresholds (2-20%) and action delays (0.1-10s) ensure optimal equipment safeguarding.
[CLEAR VISUAL INDICATION] Features five bright LED indicators for instant status monitoring. Quickly identify normal operation, faults, or protection triggers without complex diagnostic tools.
[FLEXIBLE INSTALLATION] Designed for easy 35mm DIN rail mounting with compact 79x23x79mm . Works with both 3-phase 3-wire and 4-wire systems for versatile integration into existing setups.
[INDUSTRIAL GRADE PERFORMANCE] Built for demanding environments with -20℃ to +55℃ operating range. Ideal for motors, pumps, compressors, and heavy machinery requiring stable voltage conditions.