Current Transformers

Moulded Case Current Transformers Ebony Series Measuring and Protection

The range of Crompton Instruments Ebony current transformers offers wide system current ratings, apertures, busbar and case sizes to suit every application. Manufactured to meet IEC 60044-1:2003 the range benefits include ratio rating from 1/5 to 6000/5, accuracy up to class 0.5, integral terminal cover for safety and multiple mounting options.


CONSTRUCTION
The toroidal core and secondary winding is encapsulated with UL94V-0 approved polycarbonate, in moulded case providing excellent mechanical strength and electrical insulation.

FEATURES
• CT ratios from 1A to 6000A with 5A and 1A secondary's
• Comprehensive range of class accuracy's
• Cost effective moulded case
• Wide range of system current ratings, busbar sizes, case dimensions and apertures
• Wall, cable, busbar and DIN rail mounting
• Hinged terminal covers

BENEFITS

• Wide range of apertures and case sizes
• Reduction of high currents for ease of metering
• Long product life

Installation options
• Plug in metal feet for wall or base mounting
• Plastic DIN-rail clips for DIN-rail mounting
• Moulded busbar mounting
• Primary copper busbar mounting
• Multi busbar mounting for two busbars

Table showing copper wire loss in voltage drop (VA) at various wire sections in square millimeters and different lengths. The first table details wire lose for 5A secondary, the second for 1A secondary.
A black and orange circuit breaker or switch device with a single orange toggle.

Measurement Range: Ebony Excel

TE's Crompton Instruments Ebony Excel and Ebony Excel Plus range of Current Transformers offer wide system current ratings, apertures, busbar and case sizes to suit every application. Manufactured to meet IEC61869-2, the range benefits include ratio rating from 1/5 to 6000/5, a comprehensive range of class accuracies, hinged wire sealable terminal covers for safety and multiple mounting options.

A laser distance meter device with an orange and black design.

Measurement Range: Ebony Excel Plus

Where higher accuracy classes are required, the Ebony Excel Plus range has class accuracies of 0.2, 0.2S and 0.5S

A black and orange tape measure with a compact design.

Protection Range

TE's Crompton Instruments Ebony Excel range of Protection Current Transformers offer wide system current ratings, apertures, busbar and case sizes to suit every application. Manufactured to meet IEC61869-2, the range benefits include primary currents ranging from 50 to 6000 Amps, a comprehensive range of protection class accuracies, hinged wire sealable terminal covers for safety and multiple mounting options.

A black electrical wall switch with orange accents and mounting brackets.

Split Core Range: Ebony Excel SC Range

TE's Crompton Instruments Ebony Excel SC range of Current Transformers offer wide system current ratings, apertures, busbar and case sizes to suit every application. The split core provides an efficient method by which the current can be measured without the need to break the conductor.

Three black rectangular components with electronic connectors and mounting holes.

Split Core Range: Current Transformers

A range of split core current transformers that offers a cost effective and efficient method by which the current can be measured without the need to break the conductor, thereby reducing installation and commissioning time.

Pair of orange and black electrical sensors with coiled wires on a blue background.

Miniature Split Core Range

A range of miniature split core current transformers that offers a cost effective and efficient method by which the current can be measured without the need to break the conductor, each current transformer is supplied with colour coded leads of up to 3 meters for connection to the monitoring device.

Three black electrical circuit breakers of varying sizes.

3-in-1 Current Transformers

A range of miniature split core current transformers that offers a cost effective and efficient method by which the current can be measured without the need to break the conductor, each current transformer is supplied with colour coded leads of up to 3 meters for connection to the monitoring device.

Orange electrical safety relay with white label showing specifications, made in China, connected to terminal blocks.

DIN-Rail Enclosure 3-in-1 Current Transformers

A range of 3-in-1 current transformers combine three traditional current transformers in one low profile DIN-rail enclosure. 3-in-1 current transformers can be directly mounted onto a DIN-rail, thus saving installation time where fitting three standard individual current transformers would be required.

A black electrical device with a mounting bracket, a female Ethernet port, and two Ethernet cables connected to it, set against a white background.

RJ12 3-in-1 Current Transformers

The 3-in-1 current transformer range are for use with the Integra digital metering system SL1-01/DL1-01/TL1-01 and INT 1221 combines three traditional current transformers in one moulding case with a RJ12 connection for simple and easy error free installation.

Close-up of an industrial electrical switch fuse holder with green terminal connector, mounting brackets, a screw, and metal clips.

Q2C 3-in-1 Current Transformers

A range of 3-in-1 current transformers for use with or without the Q2C wiring solution. The 3-in-1 current transformers combine three traditional current transformers in one moulded case with a pluggable locking connector for simple and easy installation.