Features
- True power system design complaints ANSI-IEEE, IEC & VDE standards
- High over capability to assure reliable operation
- Available of 4-1/2 digits
- High accuracy 0.25%
- Distorted waveform signal measurement
- Display with super rate LED
Applied rules & standards
- Measuring & conversion : IEC 688
- Dielectric strength : IEC 688
- Impulse & Surge test : ANSI C37.90/1989, IEC 255-3 (1989)
- Adaptability-power system : IEC 0110
- Measuring reliability : VDE 3540
Model & Ordering
Specification
- Accuracy (23 + 3oC) : 0.25% fs + 1 count
- Stability : Temperature coefficient < 100 ppm per degree C, long term draft < 0.2% per year
- Display & resolution : 0.56" super rate LED, 4-1/2 digits 19999 counts maximum
- Response time : Sample rate 1 pf per sec. typically
- Input over :
- Current input : 3 * rating - continuous, 10 * rating - 30 sec., 25 * rating - 3 sec.
- Voltage input : maximum continuous 750V or 1.5 rating which ever great
- Frequency : 40-70 Hz
- Dielectric strength :
- 2.5 KVrms / 1 minute, all terminal to reference ground (case)
- 2KVrms / 1 minute, input terminal to power terminals
- Surge test :
- ANSI C37.90/1989, IEC 255-3 (1989)
- Impulse voltage 1.2 * 50us 4KV
- Oscillation wave 0.5us-100KHz 3KV or 1MHz-0.25 ms 2.5KV
- Operating condition : Temperature range -10 to 55oC, 0-99% RH non-condensed, storage -25 to 70oC, Humidity 0-99% RH non-condensed
- Auxiliary power : AC/DC version < 3.5VA, DC option 24V +20% < 5 watts
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