Sincere HES-1W Low-Current CT Tester (Bridge) ((1% - 200%) In)

Display model: LED

Measure item: Ratio errors & Phase errors of the low-current CT

Rated current: 1mA, 2mA, 5mA, 20mA, 50mA

Multiplier: 0.5, 1, 1.5, 2, 3

Accuracy class: ±2%

Operation range: (1% - 200%) In

Frequency: 50 / 60Hz

Ratio error range: ±0.0001% ~ ±19.99% (Three positions: 1.999‰, 19.99‰, 199.9‰)

Minimum resolution: 0.0001%

Phase error range: 0.01' ~ ±900' (Three positions: 9.00', 90.0', 900')

Minimum resolution: 0.01'

Alarm Function: Provided the sound & light alarm function when the polarity is abnormal or the ratio is inconsistent.

Provided load for object CT: 0Ω, 5Ω, 10Ω, 20Ω, 30Ω, 50Ω, 100Ω, 200Ω, 250Ω, 500Ω (COSφ = 1.0)

Input load on standard side: 10Ω (COSφ = 1.0)

Communication Interface: Provided the RS232 serial communication interface

Power supply: AC 220V ± 10%

Power consumption: < 20VA