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Siemens 4NC5223-0CE21 250/1A Current Transformer

Siemens 4NC5223-0CE21 current transformer for accurate electrical measurement.

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ManufacturerSiemens

Part number4NC5223-0CE21

Primary Current 250A

Secondary Current 1A

VA Rating 5 VA

Accuracy Class 1.0

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Veteran-owned

CAGE: 9NK75

Accurate current measurement 250/1A ratio 5 VA rating Class 1.0 accuracy Robust construction Siemens quality

Product description

The Siemens 4NC5223-0CE21 is a high-quality current transformer designed for accurate measurement of electrical currents. It features a primary current rating of 250A and a secondary current rating of 1A, with a 5 VA apparent power rating and accuracy Class 1.0. This transformer is essential for monitoring and control systems where precise current data is required.

Ideal for use in power distribution, industrial automation, and electrical panel building, the 4NC5223-0CE21 ensures reliable operation in various applications. Its robust construction makes it suitable for demanding environments, supporting safety and efficiency in electrical installations.

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Technical specifications

Primary Current	250A
Secondary Current	1A
VA Rating	5 VA
Accuracy Class	1.0
Manufacturer	Siemens

Common applications

Power monitoring

Metering

Industrial control

Electrical panels

Substation automation

Load balancing

Compatible systems

Standard electrical panels Industrial control systems Siemens automation platforms

Also known as

Siemens 4NC5223-0CE21 CT 250A 1A current transformer

Replaces / compatible with

This current transformer is designed for general purpose current measurement and protection applications within Siemens electrical systems.

Technical note

Expert tip

Ensure proper wiring and terminal connections to maintain the integrity of the 1A secondary circuit for accurate measurements.

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Frequently asked questions

What is the accuracy class of the Siemens 4NC5223-0CE21 current transformer?

The Siemens 4NC5223-0CE21 current transformer has an accuracy Class of 1.0. This means it provides a reliable and precise measurement of the current, crucial for applications requiring high accuracy.