Current transformer

Current transformer 0.3A / Leakage current measurement 3 phases + neutral / DC, AC, pulse

CHF 45.00 excl. VAT, plus shipping costs

Item no: LDSR 0.3-NP
In stock: Available to order
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Description

  • Printed circuit board assembly
  • Measurement of small currents of 0.3 Arms nominal
  • Accuracy (2% max at +25°C)
  • Low offset drift
  • Compact housing - weight only 38 grams
  • Reference access
  • Operating temperature range: -40 to +105°C
  • 5 year guarantee

Technical data

  • Developed for leakage current measurement DC, AC, pulses in 1- or 3-phase networks (up to +/- 30A per phase)
  • Existing test winding and demagnetization function
  • Power supply: 0.+5V
  • Voltage output
  • DC bandwidth up to 2 KHz (- 3 dB)
  • Insulation test voltage: 1.71 kVrms / 50Hz / 1 min
  • Creepage and clearance distance (7.1mm) for high insulation

Additional information

Current transformer
Primary current Ipn

0.3A

Primary signal

AC + DC

Measuring range Ipm

+/-900mA

Secondary output signal

+2.5V +/-0.67V

Signal processing

Direct imaging

Supply

+5Vdc

Accuracy

13.3%

Temperature range

-40…+105°C

Frequency bandwidth

DC...2kHz

Response time (typ.)

300µs

Further functions

Leakage current measurement

Housing assembly

Printed circuit board

Application

Industry

LEDs
Manufacturer

LEM

Data sheets

LDSR 0.3-NP PDF(819.86 KB)

Downloads

3D Step File LDSR 0.3-NP Zip file (987.28 KB)

We would be happy to advise you personally

Our technical support team will be happy to answer any questions you may have about our products. Our competent product specialists with project experience will accompany you conscientiously in your projects. It is important to us to offer our customers top service at all times.