Meter M3-40 Multifunction Installation Tester

The Meter M3-40 is a professional multifunction installation tester designed for comprehensive electrical safety testing. It combines insulation resistance, loop impedance, RCD testing, continuity, voltage, frequency, and phase sequence measurement in one rugged, portable device. Ideal for electricians, maintenance technicians, and safety inspectors, the M3-40 ensures compliance with IEC 61557 and EN 61010 standards.

Advantages

All-in-one testing solution reduces the need for multiple instruments. Backlit LCD display ensures readability in low-light conditions. Internal memory stores up to 990 results for efficient data management. USB interface allows easy data transfer to a PC. IP54 rating provides protection against dust and water splashes, making it suitable for harsh job sites.

Suitable for

• Electrical installation testing in residential, commercial, and industrial settings
• Periodic safety inspections of electrical systems
• Troubleshooting and maintenance of electrical circuits
• Verification of RCD performance

Key specifications

• Insulation Resistance: 50V, 100V, 250V, 500V, 1000V test voltages, up to 10 GΩ
• Loop Impedance: L-PE, L-N, L-L
• RCD Test: Types AC and A, currents 10mA to 1000mA
• Continuity: >200mA test current
• Voltage: 0-500V AC/DC
• Frequency: 45-65 Hz
• Safety: CAT IV 300V / CAT III 600V
• Display: Backlit LCD
• Memory: 990 results
• Interface: USB
• Power: 4x AA 1.5V batteries
• IP Rating: IP54
• Operating Temperature: -10°C to +50°C

Recommendations

For accurate and reliable electrical testing, the Meter M3-40 is a top choice. Its comprehensive feature set and robust build make it suitable for demanding professional use. Always follow local safety regulations and use appropriate personal protective equipment.