781-122MR EI
Model 781MR 10 ranges, from 1200:5 to 100:5A, Multi Ratio CT, C200 Relay Class, 6.5" Window, Electromagnetic Industries
APPLICATION: Relaying and metering
FREQUENCY: 50-400 Hz
INSULATION LEVEL: 600V, 10kV BIL full wave
- Secondary terminals are brass screws No. 10-32 with one flatwasher and lockwasher, accessible from either side.
- Approximate weight: 30 lbs.
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Specifications
| Product | |
|---|---|
| Brand | Electromagnetic Industries |
| Model | 781 |
| Input Range | 0-1200AAC |
| Input Frequency | 60Hz |
| Accuracy | 0.15 B0.1, 0.15 B0.2, 0.15 B0.5, 0.3 B0.9, 0.3 B1.8 |
| Output | 0-5AAC |
| Tariff Code | 8504.31.4035 |
| ECCN | EAR99 |
| Insulation Level | 600V, 10kV BIL full wave |
| Current Transformers | |
|---|---|
| CT Continuous Thermal Rating Factor | 2.0 at 30°C amb., 1.5 at 55°C amb. |
| CT Ratio | 1,200:5A, Multi-Ratio |
| CT Relay Class | C200 |
| CT Secondary Winding Resistance | 0.403Ω (403mΩ) @ 75°C |
| CT Window | 6.50" Diameter |