LPAX-Metal Case

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HC model LP series transducer designed to be a high accuracy and excellent long term stability.
For utility, the unit are useful including industry and laboratories for high magnetic field immunity and real power measure distorted waveform.

LPAX three units average RMS current transducer with three isolated AO outputs.

High accuracy 0.1% ro
Excellent long term stability
Outstanding over capability and temperature performance
Wide selection of input / output ranges
Meets ANSI C37.90 (1989) and BEAMA No. 219 tests

Accuracy ( 23 ± 3 °C ) : 0.1% RO
Maximum output load :
- DC current mode : maximum 10V drop
- DC voltage mode : maximum 5mA drive
Dielectric strength : AC 2KV 1 minute between terminals; AC 2.6KV 1 minute / terminals to case
Surge and impulse test : ANSI C37.90 / 1989, IEC 255-3 (1989) 4KV 1.2 x 50us
Maximum input over : Current related input
- 1A / 5A
  - 4 x rated / continuous
  - 10 x rated / 10 seconds
  - 50 x rated / 1 second
  - 80 x rated / 0.5 second
- 10A
  - 2 x rated / continuous
  - 25 x rated / 1 second
  - 50 x rated / 0.5 second
Input burden : less 0.2 VA
Response time & ripple :
- ≦ 400 ms for step change 0-99%
- ripple less 0.5% ro peak to peak
Frequency : 45 ~ 400 Hz
Stability : Temperature range ( 20 to 30°C ) , long term stability / year
- Maximum 60 ppm / °C , less 0.2% draft / year typically
Storage condition : Temperature range -25 to 70°C , RH 20 to 95% non condensed
Operating condition : Temperature range -20 to 65°C , RH 0 to 99% non condensed
Magnetic field effect : < 0.01% under 100 ampere turns at 1M center
Power dissipation : Maximum 8 VA

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