63A 3-Phase DIN Rail Phase Selector Relay 3P N Voltage Current Protection Monitor Adjustable Over Under Voltage 50 60Hz AC 140–300V

63A 3-Phase DIN Rail Phase Selector Relay 3P N Voltage Current Protection Monitor Adjustable Over Under Voltage 50 60Hz AC 140–300V PROFESSIONAL 3-PHASE + NEUTRAL MONITORING: Designed for 3P+N systems, this phase selector relay continuously monitors voltage and current, because its ≤1% voltage accuracy ensures precise detection of faults, therefore it helps maintain stable and reliable operation for industrial equipment.

ADJUSTABLE 1-63A CURRENT PROTECTION: With a flexible current protection range from 1A to 63A, this power monitoring relay can be configured for various loads, because it allows you to set the exact trip point, therefore it provides tailored over-current safeguarding for different distribution systems.

WIDE RANGE OVER/UNDER VOLTAGE PROTECTION: Operating from AC 140V to 300V, this voltage protection relay guards equipment against harmful fluctuations, because its adjustable thresholds and 5V/3V hysteresis prevent nuisance trips, therefore it reliably prevents damage from abnormal line conditions.

DURABLE 100,000-OPERATION RELIABILITY: Rated for 100,000 electrical and mechanical operations, this DIN rail voltage relay is built for long-term use, because its robust construction withstands frequent switching, therefore it offers a dependable service life in demanding control panel environments.

COMPACT DIN RAIL MOUNTING DESIGN: Featuring a compact form factor, this 3 phase voltage monitor allows for easy installation, because its standard DIN rail mounting saves space in cabinets and panels, therefore it integrates seamlessly into new or existing electrical systems. Key Features： Reliable 3-Phase MonitoringDesigned for 3-phase + neutral (3P+N) systems, this phase selector relay continuously monitors phase conditions to help maintain stable and reliable electrical operation. Adjustable Current Protection (1–63A)Supports adjustable current protection from 1A to 63A, allowing flexible configuration for different loads and distribution systems. Over & Under Voltage ProtectionProvides protection against abnormal voltage conditions with an operating range of AC 140V–300V, helping safeguard connected equipment from voltage fluctuations. High Measurement AccuracyVoltage measurement accuracy ≤1% across the full operating range, delivering precise monitoring for professional electrical applications. Long Service Life & DIN Rail MountingRated for up to 100,000 electrical and mechanical operations. Compact DIN rail design allows easy installation in control cabinets and distribution panels.

Specifications： Product Type: Phase Selector Relay with Voltage & Current Protection Phase Configuration: 3-Phase + Neutral (3P+N) Rated Supply Voltage: AC 3 × 220V Operating Voltage Range: AC 140V – 300V Rated Frequency: 50 / 60Hz Maximum Load Current: 63A Adjustable Current Protection Range: 1A – 63A Voltage Measurement Accuracy: ≤1% (full range) Hysteresis: Over-voltage & phase asymmetry: 5V Under-voltage: 3V Asymmetry Trip Delay: 10 seconds Output Contact: 1 × NO (Normally Open) Rated Insulation Voltage: 450V Electrical Life: 100,000 operations Mechanical Life: 100,000 operations Protection Degree: IP20 Pollution Degree: 3 Installation Altitude: ≤2000 m Operating Humidity: <50% at 40°C (non-condensing)

Package Contents： 1 × 63A 3-Phase DIN Rail Phase Selector Relay 1 × User Manual