The Model 190 is a low ratio primary current transformer, suitable for primary currents up to 50 amperes.
Frequency: 50-400 Hz.
Insulation Level: 0.6 kV, BIL 10 kV full wave.
Continuous Thermal Rating Factor: 1.33 at 30°C. ambient, 1.0 at 55°C. ambient
ANSI Metering Class
| Catalog Number | VA ±1% Class | B0.1 | B0.2 | B0.5 | B0.9 | B1.8 |
| 190-4-XXX | 30.0 | 0.3 | 0.3 | 0.3 | 0.6 | 1.2 |
Terminals are brass studs No. 8-32 with one flatwasher, lockwasher and regular nut (for ratios up to 25:5 and 1/4-20 studs for higher ratios).
Order mounting bracket kit No. 0221B00777
Approximate weight 4 lbs.
Specifications
| Brand | Instrument Transformers Inc |
| Model | 190 |
| Input Frequency | 60Hz |
| Input Range | 0-5AAC |
| Accuracy | 1% Class, 0.3 B0.1, 0.3 B0.2, 0.3 B0.5, 0.6 B0.9, 1.2 B1.8 |
| Output | 0-5AAC |
| Burden VA Max. | 30.0VA |
| CT Ratio | 5:5A |
| Tariff Code | 8504.31.4035 |
| ECCN | EAR99 |