RS PRO Current Transformer, 100A Primary Current, 5A Secondary Current, 21mm Bore Diameter, Surface Mount 171-8781

RS PRO 171-8781 Current Transformer is a surface mounted, base type metering CT designed for precise electrical current measurement in various industrial and commercial applications. It features a primary current rating of 100A and a secondary current of 5A, with a 21mm bore diameter that supports compact installation requirements.

The transformer is encapsulated in polycarbonate for durability and includes sealable terminal covers enhancing safety during operation. Designed to function within a temperature range of -5°C to 55°C, this device is well-suited for harsh industrial environments such as commercial electric power distribution and electrical substations.

Certified to meet IEC 60044-1, IEC 61010-2, IEC 61869-1, and UL 94 V-0 standards, the RS PRO transformer offers class 1 accuracy ensuring reliable and precise metering performance.

Its surface mount type and dimensions (Length: 78 mm, Width: 62 mm, Depth: 40 mm) allow easy integration into existing electrical panels and systems. The transformer accommodates a maximum operating frequency of 60Hz and a minimum frequency of 50Hz, covering typical power system frequencies.

100A primary and 5A secondary current rating. 21mm bore diameter for versatile applications. Surface mount design with polycarbonate encapsulation and sealable terminals. Class 1 accuracy for dependable measurement. Compliance with multiple international safety and performance standards.

Durable operation over a temperature range of -5°C to 55°C. Ideal for commercial power distribution and electrical substations. Manufactured in India ensuring high build quality.

This Current Transformer is a reliable instrument for measuring alternating current in electrical control and automation systems, water treatment plants, manufacturing units, and HVAC installations, where precise current control and monitoring are critical.

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