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Current Transformers

ABB CT30/250 SPLIT-CORE CURRENT TRANSFORMER 250/5 RATIO, CLASS 0.5 1.5VA CT30

Product Code: CT30/250

The Split-core current transformer is designed with a current ratio of 250/5 and an accuracy class of 0.5 at 1.5VA. It has been tested at a voltage of 3kV and operates at a frequency of 50Hz for 1 minute. The transformer has an insulation class E, which can withstand temperatures up to 120 degrees Celsius. To ensure safety and security, the transformer is equipped with a sealable terminals cover for the secondary terminals. The housing material used is self-extinguishing thermoplastic resin V0, providing durability and protection. In terms of dimensions, the CT30 type measures 106mm in height, 93mm in width, and 34mm in depth. It features a vertical bar through opening measuring 2x30x10mm. This versatile transformer can be easily adapted to various mounting systems including primary cable, primary busbar, DIN rail, and wall-mounting options.

Technical Specifications

CT Ratio 250/5
Current Limit Function Full Scale 5
Brand ABB
Rated Primary Current - I?? (A) 250
Rated Secondary Current - I?? (A) 5
Accuracy ±0.5%
Busbar Cross Section (mm²) 2 X 30 X 10
Degree of Protection IP20
Mounting Type Split core through primary
Operational Temperature Range (°C) -25 to +50
Rated Frequency (Hz) 50 / 60

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