Crompton Instruments Current Transformer Cross Reference

A complete range for reducing high primary currents to a 5 A or 1 A secondary, catalogued by case width, busbar and aperture. Reference only.

Reference page. Crompton Instruments Current Transformer Cross Reference is described here so buyers can identify an existing part. It is not sold by QIANWEI®.

Secondary5 A or 1 A
Core typesTape wound, balanced, split core
SectionsCore balanced, DIN rail 3-in-1, Class PX, mini clip, 3-in-1
StatusReference only, not sold by QIANWEI

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Product Overview

A complete range of transformers for reducing high primary currents down to a consistent 5 A or 1 A secondary current. Options include moulded case width, busbar and aperture sizes, tape wound, balanced and split cores, current ratings and various mounting options.

Catalogue sections published: combined CT catalogue, core balanced CTs, DIN rail three in one CTs, Class PX CTs, mini clip CTs and three in one CTs.

Specification available on request.

FAQ

Questions Buyers Ask

What is a Class PX current transformer?

A protection class defined by its knee point voltage, excitation current and secondary resistance rather than by a composite error. It is specified where a relay scheme needs the core's magnetising characteristic guaranteed.

Which QIANWEI part replaces a three in one CT?

The TASN three phase range, on 25 mm, 35 mm or 45 mm centres.