Built for heavy-duty power distribution, the Siemens 3VA5140-6ED31-0AA0 is a 3-pole molded case circuit breaker delivering long-time and instantaneous (LI) protection. Designed for panel mount configurations, it integrates into Siemens P1, P2, and P3 panelboards and functions as a direct substitute for the discontinued HHED63B040.
Which Siemens panelboards accept the 3VA5140-6ED31-0AA0 circuit breaker?
This breaker is compatible with Siemens P1, P2, and P3 panelboards, as well as Siemens switchboards. When installing in legacy P1 or P2 panels originally built for ED-frame breakers, a 3VA adapter kit is required.
What is the frame size of the 3VA5140-6ED31-0AA0?
This breaker is part of the Siemens 3VA51 frame family, which has a maximum frame rating of 125A.
Is the 3VA5140-6ED31-0AA0 rated for reverse feed installations?
Yes, Siemens 3VA5 thermal-magnetic circuit breakers are UL listed for reverse feed applications, allowing line power to be connected to either the top or bottom terminals.
Can the 3VA5140-6ED31-0AA0 be applied on DC systems?
Yes, this thermal-magnetic breaker is rated for DC applications up to 500VDC, where it provides a 100kA interrupting rating. When used on DC systems, specific pole wiring configurations are required per Siemens guidelines.
Which legacy Siemens circuit breaker does the 3VA5140-6ED31-0AA0 replace?
This 3VA51 frame breaker is the direct modern replacement for the legacy 40A ED-frame ED63B040. You will need a mounting adapter kit to retrofit it into older panelboards.
Are the thermal and magnetic trip points adjustable on this breaker?
No, the 3VA5140-6ED31-0AA0 uses a TM210 trip unit which features fixed thermal (overload) and fixed magnetic (short-circuit) settings.
What breaking capacity class does the 3VA5140-6ED31-0AA0 belong to?
This breaker is a Class H (High Breaking Capacity) device, which corresponds to its 65kA interrupting rating at 480VAC.
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Customers rate this product 4.8 out of 5 based on 8 reviews.