3 Phase 380V Adjustable Over Under Voltage Current Limit Protection Monitor Relays Protector Voltmeter Ammeter Phase Sequence

https://herosmartele.com/wp-content/uploads/2025/04/3-Phase-380V-Adjustable-Over-Under-Voltage-Current-Limit-Protection-Monitor-Relays-Protector-Voltmeter-Ammeter-Phase-Sequence.mp4 ��️ 3-Phase Adjustable Over/Under Voltage & Current Protection Relay ⚡ Max Load: 63A (With or Without Neutral) 100A (With or Without Neutral) �� Voltage Supply: 3x120V N: Displays each phase at 230V. 3x230V N: Displays each phase at 230V. 3-Phase 380V (Without Neutral): L1, L2, L3 all display 380V. �� Installation: 35mm DIN Rail �� Key Protection Features: ⚡ Over-voltage Protection: Protection Range: 230V–300V (Single Phase) / 395V–520V (Three Phase). Recovery Voltage: 220V–295V (Single Phase) / 390V–515V (Three Phase). Action Time: 0.1s–30s. Recovery Delay Time: 1s–500s. ⚠️ Under-voltage Protection: Protection Range: 140V–210V (Single Phase) / 240V–365V (Three Phase). Recovery Voltage: 145V–215V (Single Phase) / 245V–370V (Three Phase). Action Time: 0.1s–30s. Recovery Delay Time: 1s–500s. �� Over-current Protection: Adjustment Range: 1A–63A / 1A–100A / OFF. Recovery Delay Time: 1s–500s. Action Time: 0.1s–30s. Continuous Over-current Times: 1–20 / OFF. �� Phase Sequence Protection: ON/OFF. �� Three-Phase Unbalance Protection: Unbalance Value: 20V–99V. Recovery Value: 15V–94V. ⏱️ Power-on Delay Time: 1s–500s. �� Monitoring Features: �� Voltage Display: Real-time voltage monitoring for all phases (L1, L2, L3). �� Current Display: Real-time current monitoring for all phases. ��️ Voltage Calibration: ±9.5% adjustable for precise voltage detection. �� Current Calibration: ±9.5% adjustable for accurate current measurement. �� Ideal For: Protecting three-phase industrial equipment such as motors, pumps, air conditioners, and other high-power devices. Ensuring safe and stable operation of three-phase electrical systems during voltage fluctuations, phase imbalances, and current surges. �� Important Notes: ⏳ Initial Setup: Ensure proper wiring and configuration before use. Adjust thresholds and delay times according to system requirements. �� Automatic Recovery: The device will automatically restore power after stabilization, with configurable recovery delay times. ⚙️ Applications: Residential, commercial, and industrial environments where three-phase voltage monitoring and protection are essential. Applications in HVAC systems, elevators, cranes, mining equipment, and conveyor systems.