The Siemens 3VA5325-5EC31-0AA0 is a 3 Pole thermal magnetic molded case circuit breaker with a current rating of 250 Amps and a voltage rating of 690VAC. It has an interrupting rating of 35kAIC at 480V. The 3VA5325-5EC31-0AA0 features a 3VA5 frame type and includes long time and instantaneous trip functions.
HACR Rated, Reverse Feed, Current Limiting, 100% Rated
Product FAQs
7 answers
What legacy Siemens circuit breaker does the 3VA5325-5EC31-0AA0 replace?
This 3VA5 series breaker serves as a modernized replacement for the legacy JXD63B250 molded case circuit breaker.
Are lugs included with the 3VA5325-5EC31-0AA0 circuit breaker?
No, the -0AA0 catalog suffix indicates this breaker is shipped without lugs. Line and load lugs must be sourced separately based on your specific conductor requirements.
Which Siemens panelboards accept this 250A breaker?
This breaker is designed for installation in Siemens P4 and P5 panelboards, as well as Siemens switchboards.
How is the trip unit configured on the 3VA5325-5EC31-0AA0?
It features a TM230 thermal-magnetic trip unit with fixed long-time (thermal) overload protection and adjustable instantaneous (magnetic) short-circuit protection.
Can the 3VA5325-5EC31-0AA0 be reverse fed?
Yes, Siemens 3VA5 thermal-magnetic trip circuit breakers are UL listed for reverse feed applications.
What is the physical frame size of this 250A breaker?
Although configured with a 250A trip unit, this breaker is built on the Siemens 3VA53 frame, which is a 400A physical frame size.
Is this breaker suitable for direct current (DC) systems?
Yes, this thermal-magnetic breaker is rated for use in DC networks up to 500VDC, providing a 50kA interrupting rating.
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