PD SENSOR ST9210

PD sensor for AC partial discharge (AC PD) testing

NEW

Partial Discharge Sensor Optimized for AC Partial Discharge Testing

The ST9210 is a partial discharge sensor designed for use in partial discharge (PD) testing during product development and production-line inspections of motors, insulation components, and other high-voltage devices. It supports AC PD testing using high-voltage AC sources and can handle input voltages up to 5 kV rms/7.07 kVpeak. The ST9210 is ideal for applications requiring high test voltages, such as EV motors, ensuring reliable and accurate discharge detection.

Key Features

  • Detects partial discharges on waveforms up to 5 kV rms/7.07 kVpeak
  • Works with the ST4200 Partial Discharge Detector for reliable partial discharge detection
  • Compatible with various AC high voltage sources

Model No. (Order Code)

ST9210
Please purchase the connection cables separately for both the ST9210–DUT and ST9210–measuring instrument connections.

Designed for stand-alone use in ACPD testing during R&D and pilot production

Maximum Input Voltage: 5 kV rms/7.07 kVpeak
Compatible Partial Discharge Detector: ST4200-50
Compatible AC High Voltage Sources: 3153, or third-party voltage sources (hipot testers)

The ST9210 enables AC partial discharge (AC PD) testing when used in combination with the ST4200-50 Partial Discharge Detector and an AC high voltage source. It supports discharge detection up to 5 kV rms/7.07 kVpeak and can be paired with your existing AC high voltage source (such as a withstand voltage tester). Ideal for creating a test environment in the development and evaluation stages before full system integration.
 

ST9210_feature_En

Basic specifications

Maximum input voltage AC 5 kV rms, DC 5 kV, 7.07 kV peak
Maximum rated line-to-ground voltage No measurement category:
AC 5 kV rms, DC 5 kV, 7.07 kV peak,
Anticipated transient overvoltage 0 V
Internal blocking coil inductance 14 mH ±20%
Internal coupling capacitor capacitance 1.33 nF ±10%
Measurable DUT capacitance range 10 nF or less
Operating temperature and humidity range 0°C to 40°C (32°F to 104°F), 80%RH or less (non-condensing)
Standards Safety: EN 61010
Dimensions and mass Approx. 215 mm (8.46 in.) W × 132 mm (5.20 in.) H × 360 mm (14.17 in.) D, Approx. 3.57 kg (126 oz.)
Included accessories Instruction manual, Operating precautions

Unterminated Lead Cables (2)

Connection Cables (3)


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