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Siemens 3VA5225-6EC31-0AA0 3-Pole Circuit Breaker 250A, 65kA

Siemens 3VA5225-6EC31-0AA0 3-Pole Circuit Breaker 250A

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ManufacturerSiemens

Part number3VA5225-6EC31-0AA0

Frame Size 250

Breaking Capacity Class H

Breaking Capacity 65 kA @ 480 V

Poles 3

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CAGE: 9NK75

UL Frame 250 65 kA Breaking Capacity TM230, FTAM Protection In=250A, Ir=250A, Ii=5-10xIn 3-Pole Design

Product description

The Siemens 3VA5225-6EC31-0AA0 is a 3-pole circuit breaker from the 3VA5 UL Frame 250 series, featuring a breaking capacity class H with 65 kA at 480V. It is equipped with the TM230, FTAM trip unit for line protection. The overload protection (Ir) is permanently set at 250 A, and the short-circuit protection (Ii) is adjustable from 5 to 10 times the nominal current (In=250 A). This model is supplied without connection.

This circuit breaker is suitable for robust industrial applications requiring a high breaking capacity and reliable overcurrent protection. It is commonly used in power distribution systems, motor control centers, and heavy machinery protection.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3VA5225-6EC31-0AA0. We provide genuine surplus industrial automation components with competitive pricing and fast delivery to help you maintain your operations efficiently.

Technical specifications

Frame Size	250
Breaking Capacity Class	H
Breaking Capacity	65 kA @ 480 V
Poles	3
Protection Type	Line Protection
Trip Unit	TM230, FTAM
In	250 A
Ir	250 A
Ii	5...10 x In

Common applications

Power Distribution Systems

Motor Control Centers

Heavy Machinery

Industrial Automation

Electrical Safety

Also known as

Siemens 3VA5 250A MCCB 3VA5 UL Frame 250 Siemens molded case circuit breaker

Technical note

Expert tip

The TM230 trip unit with FTAM provides reliable thermal-magnetic protection and is well-suited for general industrial applications requiring robust performance.

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Frequently asked questions

What is the short-circuit protection setting on the Siemens 3VA5225-6EC31-0AA0?

The Siemens 3VA5225-6EC31-0AA0 features an adjustable short-circuit protection (Ii) range from 5 to 10 times the nominal current (In=250 A). This allows for flexibility in setting the trip point to protect against different fault levels.