The next step up in measurable range for the TRMS line of voltage transducers from Knick: P42000 TRMS reliably isolates and measures voltages up to ±3600VAC.

https://www.knick-international.com/en/products/interface-technology/proline/ac-dc-transducers/varitrans-p-42000-trms/

Knick Interface P42000 TRMS devices are available for any input voltages from 10V AC to 3600V AC. Analog DC signals are available at the output: 0-20mA, 0-10V, and 4-20mA. The true RMS conversion is performed with high precision up to a crest factor of 5. It operates over a frequency range of 16.7 Hz to 1000Hz

Facts and Features

• Universal usability:
  • AC input 60 mV~ up to 3600 V~ as well as 100 mA~ up to 5 A~, DC output 0 (4) … 20 mA, 0 … 10 V
• Compact modular housings
• Working voltages up to 3600 V AC/DC
• Protection against electric shock:
  • with protective separation up to 1800 V AC/DC according to EN 61140
• Test voltages up to 15 kV AC
• Excellent transmission properties:
  • Gain error Crest factor   ≤ 3  < 0.5 %
  • Gain error Crest factor 3 … 5 < 1 %
  • Response time T90                < 150 ms
• Virtually no influence from common-mode voltages:
  • CMRR approx. 150 dB
• Tremendous flexibility provided by:
  • Calibrated switching of up to 16 input/output ranges up to 16 customer-specific measuring ranges VariPower 20 V to 253 V AC/DC broad-range power supply
• Switchable models minimize required device variants and save stockkeeping costs
• Mechanically stable for operation on ships, rail vehicles and land crafts
• 5-year warranty