Built for demanding commercial environments, this 70A, 3-pole molded case circuit breaker delivers robust overcurrent protection. It operates across 240V, 480V, and 600V systems with fixed thermal-magnetic trip functions. The bolt-on configuration fits perfectly into Siemens P1, P2, and P3 panelboards without requiring adapters. It is a direct replacement for aging HE-frame units, ensuring a safe and compliant fit where the HED63B070 is the modern substitute. Accepts 10-1/0 AWG wire.
High Interrupting Capacity, Non-Interchangeable Trip
Product FAQs
5 answers
Which Siemens panelboards accept the HE63B070 breaker?
This bolt-on MCCB is designed for installation in Siemens P1, P2, and P3 panelboards. It is also compatible with Siemens SB switchboards.
What type of conductors can be used with the HE63B070 lugs?
The factory-installed lugs are rated for both copper and aluminum (Cu/Al) conductors, accepting wire sizes from 10 AWG to 1/0 AWG.
Is there a difference between the ITE and Siemens versions of the HE63B070?
No. Siemens acquired ITE and maintained the same design for this legacy E-Frame breaker. Units may feature either brand name on the label but are functionally and physically identical.
Can the thermal or magnetic trip points be adjusted on this breaker?
No. The HE63B070 features a fixed thermal and fixed magnetic trip unit. It provides standard long-time and instantaneous (LI) protection but does not have adjustable dials for custom trip curves.
What frame class does the HE63B070 belong to?
It is built on the Siemens HE6 frame, which is part of the broader E-Frame family of molded case circuit breakers.
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