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Siemens 3UF1868-3GA00 3-Phase Current Transformer

Siemens 3UF1868-3GA00 3-Phase Current Transformer, 820A/1A, 0.1VA.

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ManufacturerSiemens

Part number3UF1868-3GA00

Type 3-Phase Current Transformer

Primary Current 820 A

Secondary Current 1 A

Power Rating 0.1 VA

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CAGE: 9NK75

3-Phase Current Measurement High Current Ratio (820A/1A) Low Power Rating (0.1VA) Suitable for Contactor Mounting Versatile Stand-alone Installation

Product description

The Siemens 3UF1868-3GA00 is a 3-phase current transformer designed for measuring high currents in industrial power systems. It features a primary current rating of 820 A and a secondary current rating of 1 A, with a power rating of 0.1 VA. This transformer is designed for convenient mounting onto contactors or for stand-alone installation, offering flexibility in system integration.

This current transformer is essential for applications requiring accurate current monitoring for protection relays, metering devices, and control systems. It is commonly used in power distribution, motor control, and industrial process monitoring where measuring large currents is necessary.

As a veteran-owned supplier of industrial automation surplus, Stanlo Automation provides the Siemens 3UF1868-3GA00. We understand the critical nature of accurate measurement and protection components, offering reliable parts to ensure the safety and efficiency of your electrical systems.

Technical specifications

Type	3-Phase Current Transformer
Primary Current	820 A
Secondary Current	1 A
Power Rating	0.1 VA
Mounting	Contactor or Stand-alone

Common applications

Motor Protection

Power Monitoring

Metering Panels

Industrial Control

Electrical Distribution

Compatible systems

Siemens Contactors Protection Relays Metering Devices Industrial Control Systems

Also known as

Siemens 3UF1868 3UF1868 Current Sensor Siemens Current Transformer

Replaces / compatible with

This current transformer is designed for integration with Siemens contactors or for standalone current measurement needs in industrial settings. It provides a standard 820A to 1A transformation ratio.

Technical note

Expert tip

Ensure that the connected secondary load (burden) does not exceed the 0.1 VA rating to maintain accuracy and prevent transformer saturation.

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Frequently asked questions

What is the current ratio and VA rating of the Siemens 3UF1868-3GA00 current transformer?

The Siemens 3UF1868-3GA00 current transformer has a primary current rating of 820 A and a secondary current rating of 1 A, resulting in a ratio of 820:1. It also has a power rating (burden) of 0.1 VA, which is important for ensuring accurate readings with connected devices.