HST30 Precision Wideband High Voltage Divider

Product catalog summary

Overview: The Precision Wideband High Voltage Divider HST 30 is designed for high accuracy voltage measurements across a wide frequency range, from DC to 300kHz, and is capable of handling voltages up to 30kV. It is suitable for outdoor applications with an IP65 protection class and offers high transient voltage resistivity.

Specifications:

Nominal Voltage: 26kV
Max Continuous Working Voltage: 31kV
Max Periodic Peak Voltage: 50kV
Max Transient Overvoltage: 125kV
Input Impedance: 120MΩ || 400pF
Dividing Ratio: 1:10000
Uncertainty of Dividing Ratio: Varies from ±0.1% to ±5% depending on frequency range
Temperature Range: Operating: +20°C to +30°C; Storage: -20°C to +70°C
Input Cable: 38mm diameter, 2.5m length
Output Terminal: Standard TNC socket
Safety Class: Class I; must be earthed
Enclosure: Aluminium case, wall mountable
Dimensions: 640mm x 350mm x 190mm
Weight: Approx. 20kg
Supply: DC 10V to 36V, max 15W

Railway Applications: Complies with EN50163:2004 and EN 50124-1:2006-04 standards, suitable for nominal voltage of 25kV and maximum transient overvoltage of 125kV.

Safety Instructions: Ensure the earth terminal is connected to an appropriate earthing point with sufficient cross-section to handle potential short circuit currents. Follow all safety instructions strictly.

Applications: Suitable for medium voltage power grids, railway contact lines, insulation diagnostics, and converter feed medium voltage motors. It is ideal for precise high bandwidth power measurements, voltage harmonics analysis, and dielectric loss measurements.

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