Description
Siemens 3UL2303-1A Diff Current Transformer – Precision Measurement
| Manufacturer | Siemens |
| Part Number | 3UL2303-1A |
| Power Supply | Not specified |
| Made in | Germany |
| Mass | 0.3 kg |
| Size | 80 x 60 x 40 mm |
| Guarantee Period | 2 years |
| Approvals | IEC 61557-13, UL 1053 |
| Catalog Number | 3UL2303-1A |
| Package Contents | Current transformer, mounting screws, installation guide |
| Rated Primary Current | 100 A |
| Rated Secondary Current | 1 A |
| Accuracy Class | Class 1 |
| Frequency | 50/60 Hz |
| Insulation Voltage | 0.72 kV |
| Operating Temperature | -25°C to +55°C |
Precise differential current measurement for leakage detection and energy monitoring in electrical systems.
Key benefits: • High accuracy for reliable protection • Compact design for easy installation • Robust construction for long life • Compliant with international standards
Typical applications: Power distribution panels, motor protection, leakage monitoring, energy management systems
Lifecycle: Active
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David L. –
Very sturdy enclosure, IP rating seems genuine. Good value for money.