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Siemens 3VA5 UL Frame 250 2-Pole Circuit Breaker - 175A

Siemens 3VA5 UL Frame 250 2-pole circuit breaker.

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ManufacturerSiemens

Part number3VA5217-7EC61-0AA0

Manufacturer Siemens

Part Number 3VA5217-7EC61-0AA0

Series 3VA5 UL Frame 250

Poles 2

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UL Frame 250 100 kA breaking capacity at 480V 2-pole configuration TM230 trip unit Adjustable short-circuit protection High interrupting capacity

Product description

The Siemens 3VA5217-7EC61-0AA0 is a 2-pole circuit breaker from the 3VA5 UL Frame 250 series, designed for applications requiring high interrupting capacity. It features a breaking capacity class C of 100 kA at 480V and is equipped with a TM230 thermal-magnetic trip unit. The rated current (In) is 175A, with the overload protection permanently set at Ir=175A and adjustable short-circuit protection from Ii=5...10 x In. This model is intended for line protection and is supplied without connection terminals.

This 2-pole circuit breaker is ideal for demanding industrial environments where high fault currents are a significant concern. Its high breaking capacity makes it suitable for main power distribution, critical machinery protection, and facilities with substantial power loads.

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Technical specifications

Manufacturer	Siemens
Part Number	3VA5217-7EC61-0AA0
Series	3VA5 UL Frame 250
Poles	2
Rated Current (In)	175 A
Overload Protection (Ir)	175 A
Short-Circuit Protection (Ii)	5...10 x In
Breaking Capacity	100 kA @ 480 V
Trip Unit	TM230

Common applications

High fault current applications

Main power distribution

Critical machinery protection

Industrial facilities

Manufacturing

Automation

2-pole protection

Compatible systems

Suitable for 480V electrical systems and industrial switchgear requiring high interrupting ratings.

Also known as

Siemens 3VA5 2-pole 3VA5217 breaker Siemens 175A 2-pole UL Frame 250 100kA

Replaces / compatible with

This Siemens 3VA5 circuit breaker is designed to replace other 3VA5 series 2-pole breakers with similar or lower specifications. Always verify the part number and ratings for exact compatibility.

Technical note

Expert tip

The TM230 trip unit with adjustable Ii allows for selective coordination, which is crucial in systems with high fault levels to ensure proper breaker sequencing during an event.

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Frequently asked questions

What is the interrupting capacity of the Siemens 3VA5217-7EC61-0AA0 circuit breaker?

The Siemens 3VA5217-7EC61-0AA0 circuit breaker offers a high interrupting capacity of 100 kA at 480V (breaking capacity class C). This makes it suitable for applications where significant fault currents are anticipated.