Q72-ZM Ω a single channel AC power grid insulation monitor

Q72-zm Ω a single channel AC power grid insulation monitor is used to measure the insulation resistance of AC feeder series (live line) below 500V to the ground. With out of limit alarm contact output.

Note: it can be customized to measure the insulation resistance of 690V AC feeding series (live line) to ground. With out of limit alarm contact output.

[technical parameters]

Measurement accuracy: grade ⑩

Withstand voltage: 2KV 50Hz for 1 minute

Operating ambient temperature: - 25 ℃ ~ + 55 ℃

Enclosure protection grade: IP44

IP56: applicable to q72 with sealing cover Q96 instrument.

Working vibration resistance: 2 ~ 100Hz acceleration ≤ 0.7G

Relative humidity: ≤ 98% RH

Alarm accuracy: 10K Ω± 20%; 30kΩ±20%

60kΩ±20%； 100kΩ±20%；

Effective measurement range: 0.05 ~ 0.2 ~ 0.5 ~ 5m Ω

Working voltage: 100V; 220V; 380V; 400V; 450;

Working frequency: 50Hz; 60Hz