Kusam Meco KM 1812 EL Digital ELCB Tester, 3mA to 500mA Range, 1ms Resolution, Zero-Crossing Circuitry for 0°/180° Testing

The Kusam Meco KM 1812 EL Digital ELCB Tester is a versatile and accurate device designed for testing Earth Leakage Circuit Breakers (ELCBs) across various current settings. This microprocessor-controlled tester features a clear 2-line LCD display, providing precise digital readouts of disconnection time and phase polarity. It ensures comprehensive safety testing for electrical installations, offering functions like automatic data hold, wiring polarity indication, and zero-crossing circuitry for testing at 0° and 180°. With its menu-driven interface and low power consumption, the KM 1812 EL is a reliable tool for both professionals and safety inspectors.

Key Features:

• Wide Current Range: Adjustable from 3mA to 500mA across 17 selectable ranges using a rotary switch.
• Accurate Digital Readout: Displays disconnection time with a resolution of 1ms and an accuracy of ±1ms.
• Zero-Crossing Circuitry: Permits testing at both 0° and 180° phase angles, offering thorough ELCB analysis.
• Phase Polarity Indication: Shows disconnection phase polarity on the LCD, enhancing safety during testing.
• Wiring Polarity Indicator: LED indicators verify the correctness of wiring, preventing testing errors.
• Automatic Data Hold: Captures and holds test results automatically for easy documentation.
• Auto Power Off: Powers down after a period of inactivity to conserve battery life.
• Safety Compliance: Built to EN 61010-1 CATIII 240V standards for safe operation in high-voltage environments.

General Specifications:

• Operating Voltage (L-E): 240V AC (1812EL-A model), with options for 230V, 220V, and 110V models.
• Current Accuracy: ±5% ±1mA for precise leakage current measurement.
• Voltmeter Range: 20V AC to 280V AC with a resolution of 1V and accuracy of ±2% ±1V.
• Timer Resolution: 1ms with a maximum time measurement of 2.999 seconds.
• Operating Temperature: -5°C to 45°C; suitable for various working conditions.
• Power Source: Operates on 8 x AA batteries, with a battery status indicator for monitoring voltage.
• Dimensions: Compact and portable, weighing approximately 1020g (including batteries).

Box Including:

• KM 1812 EL ELCB Tester
• Test Leads
• User Manual
• 8 x AA Batteries
• Carrying Case