High Voltage Capacitive Voltage Divider / Ac High Voltage Tester 20~300Hz

Capacitance Voltage Divider for AC High Voltage Measurement

I. Introduction

TRF series AC Capacitance Voltage Divider is mainly used for AC high voltage measuring in the power industry test field, It can also  serve as part ofr discharge measurement or AC simulative load 

II..Application 

• AC High voltage measuring
• PD coupling signal sample test set under high voltage testing.
• High voltage simulative load for resonant test systems and PD free high voltage test systems

III..Main Technical data

• Min voltage model ordered : 50KV
• Max voltage model ordered: 1400KV
• Min nominal capacitance model ordered: 300pF
• Capacitance deviation: ≤ ± 5%
• Measuring voltage ratio: 1000:1 or as agreed
• Dielectric loss: ≤ 0.2%;
• PD level: Un under ≤ 5pC;
• Capacitance temperature coefficient: 5 × 10-4 / K;
• Min duty cycle is 60mints on or make by order
• Over voltage level: 1.1times rated voltage
• Ambient temperature: -40 ~ + 45 ℃;
• Altitude: ≤1000m (above 1000m, otherwise stated)
• Construction : pure capacitance, little insulation oil inside, epoxy shell
• Special requirement is as agreed.

IV. Typical model as following