Range: |
Accuracy (23 + 3°C): |
0.2% fs |
Stability : |
Temperature coefficient < 50 ppm per degree CLong term draft < 0.2% per year |
Digits & counts: |
3-3/4 digits 3999 counts maximum |
Display : |
0.56” super rate LED |
Ratio Configuration settable : |
Ratio settable : CT ratio for MAF, PT ratio for MVF |
Response time : |
Sample rate 1 of per sec typically |
input burden: |
0.25 VA maximum |
input Overload: |
Current input: 3 * rating-continuous, 10 * rating-30 sec, 25 * rating-3secVoltage input: maximum continuous 750 V or 3 * rated which ever great |
Current |
Frequency 48-400 Hz |
Dielectric strength: |
2.5KV rms / 1 minute, all terminals to reference ground2KV rms / 1 minute, input terminals to power terminals |
Surge test: |
ANSI C37.90.1 / 1989, IEC 255-3 (1989) |
Impulse Voltage: |
Impulse voltage 1.2 x 50 us 4KV |
Oscillating wave : |
0.5 us-100 KHz 3KV & 1MHz-0.25 ms 2.5KV |
Operating condition |
Operating temperature :-10 to 55°C, 0-99% RH non-condensedStorage:
-25 to 70°C, 20-99% RH non-condensed |
Auxiliary power AC / DC version: |
< 3.5 VA, DC option version ±20% < 5 Watts |
Applied rules and standards |
Measuring & conversion: |
IEC 688 |
Dielectric strength: |
IEC 688 |
Impulse & Surge test: |
ANSI C37.90.1/1989IEC 255-3 (1989) |
Adaptability-power system: |
IEC 0110 |
Measuring reliability: |
VDE 3540 |