Built for demanding industrial environments, the Siemens 3VA5210-6EC31-0AA0 delivers robust short-circuit and overload defense. This 3-pole, 100A molded case circuit breaker mounts into Siemens P1 through P5 panelboards, switchboards, and motor control centers. It replaces legacy HFD63B100 units when used with the appropriate mounting kit. Featuring a Class H breaking capacity of 65 kAIC at 480V, it utilizes a TM230 trip unit with fixed thermal and adjustable magnetic settings.
Which Siemens enclosures are compatible with the 3VA5210-6EC31-0AA0 breaker?
This 100A breaker mounts into Siemens P1, P2, P3, P4, and P5 panelboards. It can also be installed in Siemens switchboards and motor control centers (MCCs) using the appropriate mounting kit.
Can the 3VA52 series replace older Siemens FD frame circuit breakers?
Yes, the 3VA52 molded case circuit breaker is the modern equivalent for legacy Siemens FD frame models, such as the HFD63B100. Retrofitting into older panels will require a compatible mounting provision kit.
How is the trip unit adjusted on this 100A breaker?
This model is equipped with a TM230 thermal-magnetic trip unit. It features a fixed thermal setting for standard overload protection and an adjustable magnetic setting, allowing electricians to dial in the exact instantaneous short-circuit response needed for the application.
Can field accessories be added to this breaker after installation?
Yes, the 3VA52 frame supports a modular line of field-installable internal accessories, including auxiliary switches, alarm switches, and shunt trips. These accessories are shared across the broader Siemens 3VA series platform, simplifying modifications.
What safety and equipment ratings does this breaker hold?
It is HACR rated for use with heating, air conditioning, and refrigeration equipment. Additionally, it is certified to UL 489, CSA C22.2 No. 5, and IEC 60947-2 standards for robust overcurrent defense.
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Review summary
Customers rate this product 4.8 out of 5 based on 8 reviews.