HT Instruments HT82 vaihejärjestysmittari CAT III 600 V LCD (1005800)

Determining phase rotation and presence in three-phase systems is critical for safe motor installation and maintenance. The HT Instruments HT82 provides a clear, reliable indication of phase sequence and presence without the need for batteries, making it a practical tool for electricians and technicians working on industrial equipment.

Who is it for

Electricians, maintenance technicians, and engineers who need to verify phase rotation and phase presence in three-phase electrical systems up to 600 V. It is particularly useful for those who want a self-powered, easy-to-use instrument with both visual and audible indicators.

Main features

• Phase sequence indication via LCD (clockwise/counter-clockwise)
• Phase presence indication via LEDs for L1, L2, L3
• Audible buzzer for correct phase sequence
• Self-powered – no batteries required
• Integrated test leads with crocodile clips
• Voltage range 40 V to 600 V AC phase-to-phase
• Frequency range 15 Hz to 400 Hz
• Compact and robust ABS housing

Specifications

• Voltage range: 40 V – 600 V AC (phase-to-phase)
• Frequency range: 15 Hz – 400 Hz
• Safety category: CAT III 600 V
• Display: LCD for phase sequence, LEDs for phase presence
• Power source: Self-powered
• Operating temperature: 0°C to 40°C
• Storage temperature: -10°C to 50°C
• Relative humidity: < 80% RH
• Altitude: max. 2000 m
• Protection rating: IP40
• Standards: IEC/EN 61010-1, IEC/EN 61010-031
• Housing material: Durable ABS plastic

Tips

Always verify the instrument on a known live source before and after use to ensure correct operation. The integrated crocodile clips allow quick and secure connection to the conductors under test.