Constructed for demanding commercial environments, this 3-pole, 70A current-limiting MCCB delivers exceptional thermal-magnetic protection. It belongs to the highly regarded Sentron ED frame family. The bolt-on design integrates seamlessly into Siemens Sentron P1, P2, and P3 panelboards and switchboards. For future upgrades, this model is succeeded by the 3VA series via a retrofit kit.
Current Limiting, HACR Rated, Non-Interchangeable Trip
Special Features
Current Limiting
Product FAQs
7 answers
What panels and equipment are compatible with the CED63B070?
This bolt-on breaker is designed for use in Siemens Sentron P1, P2, and P3 panelboards, as well as compatible Siemens switchboards.
What does the "C" in the CED6 frame designation mean?
The "C" indicates that this is a current-limiting breaker. It clears faults extremely fast, reducing the let-through energy and protecting downstream equipment. It offers the highest interrupting capacity in the ED frame family, up to 200kA at 480V.
What wire sizes and materials are accepted by the lugs on this breaker?
The standard load lugs accept 10 AWG to 1/0 AWG wire, and are rated for both copper (Cu) and aluminum (Al) conductors.
Can the CED63B070 be used in DC voltage applications?
Yes, this breaker is rated for DC applications up to 500VDC with a 30kA interrupting capacity, or 250VDC with a 50kA interrupting capacity.
Are the trip settings on the CED63B070 adjustable?
No, this breaker features a fixed thermal and fixed magnetic trip unit (LI - Long-Time and Instantaneous). The trip settings cannot be adjusted in the field.
Can I use a standard ED4 or ED6 breaker to replace a CED63B070?
No. While they are part of the same ED frame family, the CED6 is a current-limiting breaker with significantly higher interrupting ratings and a longer physical dimension (9.58 inches long versus 6.35 inches for standard ED breakers). They are not directly interchangeable unless permitted by the equipment listing.
Can this breaker replace older legacy models?
Yes, the CED6 series is often used as a replacement path for older legacy ITE or Siemens CE and CLE current-limiting breakers, provided the interrupting ratings and mounting requirements match your equipment.
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