Part of the Sentron family, the Siemens HGG3B060L is a 3-pole, 60A molded case circuit breaker designed for commercial power distribution. It features a thermal-magnetic trip unit with fixed long-time and instantaneous (LI) protection. This unit-mount MCCB installs into Siemens P1, P2, and P3 panelboards using DIN rail or base screws. Rated for 35kAIC at 480V, it includes line and load lugs. Note: This legacy frame is replaced by the 3VA5160-5EC31-0AA0, which requires a panel retrofit kit.
What panelboards are compatible with the HGG3B060L?
As a unit mount, feed-thru breaker, it is designed for installation in Siemens P1, P2, and P3 panelboards, along with compatible switchboards and standalone enclosures.
Does this breaker plug directly onto a panelboard busbar?
No, the HGG3B060L is a unit mount, feed-thru breaker. It bolts directly to the mounting surface or enclosure backpan and uses cable connections on both the line and load sides.
What wire sizes do the factory lugs accept?
The standard lugs accommodate 8 AWG to 1/0 AWG copper conductors or 8 AWG to 2/0 AWG aluminum conductors. Always verify the specific torque requirements printed on the breaker faceplate before terminating.
Can this Siemens breaker be used in DC applications?
Yes, the HGG3B060L is rated for DC systems up to 250VDC, providing an interrupting capacity of 14kA. Verify your specific DC wiring configuration meets Siemens guidelines for multi-pole DC switching.
Is the trip unit on this 60A breaker adjustable?
No, this breaker features a fixed thermal and fixed magnetic trip unit providing long-time and instantaneous protection. It does not offer adjustable dial settings for the trip curve.
What frame family does the HGG3B060L belong to?
This breaker belongs to the Siemens SENTRON family and uses the HGG frame. It is part of the broader GB and GG frame group, which is useful to know when sourcing compatible internal accessories like shunt trips or auxiliary switches.
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