Engineered for commercial and industrial applications, the Siemens 3VA5110-6EF31-0AA0 delivers reliable line protection in a compact 3VA51 frame. This 3-pole, 100A MCCB features a TM240 trip unit with adjustable thermal and magnetic settings. It installs into Siemens P1 and P2 panelboards, serving as an exact replacement for discontinued HHED63B100 and HED43B100 units. Rated at 65 kAIC at 480VAC, this Class H breaker provides robust current-limiting performance and is fully HACR rated.
Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Motor Operator, Rotary Handle, DIN Rail Adapter
Accessories
Nut Keeper
Standards
IEC 60947-2, UL 489, CSA C22.2 No. 5
Approval
ABS, CE, CSA, DNV, EAC, Lloyd's, UL, VDE
Temp Rating
-25C to 70C
Construction Features
HACR Rated, Current Limiting, Reverse Feed, Non-Interchangeable Trip
Product FAQs
4 answers
Which Siemens panelboards are compatible with the 3VA5110-6EF31-0AA0 circuit breaker?
This breaker is compatible with Siemens P1 and P2 panelboards, as well as Siemens switchboards. When installing in these panels, verify if a specific twin or single branch mounting kit is required based on your panelboard configuration.
How does the adjustable thermal magnetic trip unit operate on this model?
The trip unit provides adjustable long-time (thermal) and instantaneous (magnetic) protection. This allows panel builders to fine-tune the overload and short-circuit response to match specific load characteristics and improve system coordination.
Is the 3VA5110-6EF31-0AA0 suitable for direct current (DC) systems?
Yes, this molded case circuit breaker is rated for use in DC systems up to 500VDC, providing up to 100kA of interrupting capacity. Electricians must follow Siemens wiring diagrams for series pole connections when applying this breaker in DC circuits.
What terminal connections are provided with this 3VA5 breaker?
This unit is supplied with standard lug terminals for direct wire connections. Always consult the manufacturer documentation for the approved wire gauge ranges and required torque values before terminating the conductors.
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Reviews
Review summary
Customers rate this product 4.8 out of 5 based on 8 reviews.