■ Product Overview

VS-451 arrester action counter tester is applicable to the inspection and verification of discharge counter action in valve arrester [including silicon carbide ordinary valve type (FZ and FS), silicon carbide magnetic blowing valve type (FCX and FCD)] and zinc oxide arrester. The instrument complies with the power industry standard dl474 of the people's Republic of China The requirements of 5-2006 "guidelines for the implementation of on-site insulation test lightning arrester test" are applicable to the test and use of power plants, substations, repair workshops, laboratories and other conditions.

■ functional features

▲ Action test of arrester counter.

▲ Check the leakage current indication of arrester counter.

▲ Automatic charging function.

▲ It has a wide range of application and is suitable for the calibration of various types of lightning arresters.

▲ It is easy to operate and can be used after startup without training.

▲ LCD Chinese display.

▲ Light weight, suitable for field operation.

■ technical parameters

▲ Range: 0 ~ 10mA adjustable

▲ Working voltage: AC 220V or 12V, powered by built-in battery

▲ Sensitivity: 0.01ma

▲ Measurement error: ± 5%

▲ Response time: instantaneous

▲ Cable length: Standard 3M

▲ Specification: 200mm × 140mm × 150mm

▲ Weight: 2kg