Merlin Gerin MA120 Earth Leakage Closed Toroid Current Sensor

MERLIN GERIN MA120 Earth Leakage Closed Toroid Current Sensor

The MERLIN GERIN MA120 Earth Leakage Closed Toroid Current Sensor is designed for accurate monitoring of earth leakage currents in electrical systems. With a high-rated operational current and a robust design, this current sensor provides reliable protection and ensures the safety of electrical installations by detecting leakage currents and potential faults.

Key Features:

• Model: MA120
• Part No.: 50440
• Range: VigiPacT / VIGIREX
• Rated Operational Current: 250 A
• Residual Short-Circuit Withstand Current: 85 kA / 0.5 s
• Network Frequency: 45 / 440 Hz
• Rated Insulation Voltage (Ui): 1000 V
• Rated Impulse Voltage (Uimp): 12 kV
• Transformer Ratio: 1/1000
• Protection Class: IP20/IP30
• Temperature Range: -35 / 70 °C
• Inner Diameter: 120 mm
• Dimensions: 164 x 190 x 44 mm

This Earth Leakage Closed Toroid Current Sensor is built for durable operation in various industrial environments, providing safety and performance even under extreme conditions. Its high short-circuit withstand capability and wide operational temperature range make it ideal for heavy-duty applications in electrical distribution and protection systems.