Rated for 600VAC applications, this 100A molded case circuit breaker delivers dependable thermal-magnetic protection for demanding industrial loads. The bolt-on design mounts into Siemens P1, P2, and P3 panelboards, establishing a rigid connection for optimal power distribution. Featuring a high interrupting capacity of 30kA at 480V, this Sentron ED-frame unit includes factory-installed load lugs and serves as a robust predecessor to the upgraded HHED63B100 series.
CSA C22.2 No. 5, HACR, IEC 60947-2, NEMA AB 1, UL 489
Approval
CSA, IEC, UL
Temp Rating
40C
Construction Features
HACR Rated, Non-Interchangeable Trip, High Interrupting Capacity
Product FAQs
8 answers
Which Siemens panelboards are compatible with the HED63B100?
This breaker is designed for use in Siemens P1, P2, and P3 panelboards. It features a bolt-on connection that secures directly to the panelboard bus for a rigid electrical connection.
Is the HED63B100 rated for DC voltage applications?
Yes, while primarily used in AC systems up to 600VAC, this breaker is also UL rated for DC applications with a 30kA interrupting capacity at 250VDC.
Do I need to purchase separate lugs for the HED63B100?
No, this breaker includes factory-installed line and load lugs. These standard lugs accept copper or aluminum wire ranging from 10 AWG to 1/0 AWG.
Can I adjust the trip curve on the HED63B100?
No, this breaker is built with a fixed thermal and fixed magnetic trip unit. If your application requires field-adjustable trip settings, you will need to look at electronic trip breakers instead.
Is the Siemens HED63B100 a direct replacement for older ITE breakers?
Yes, Siemens acquired the ITE circuit breaker line. The modern Siemens HED63B100 serves as a direct drop-in replacement for legacy ITE or Gould breakers with the same catalog number, maintaining the exact ED frame dimensions.
Can the HED63B100 be mounted on a standard DIN rail?
No, this is a bolt-on circuit breaker designed specifically to mount to the busbars of compatible panelboards. It cannot be installed on a DIN rail.
What does the LI trip function code mean on this breaker?
The LI designation means the thermal magnetic trip unit provides Long-Time (L) protection against standard overloads and Instantaneous (I) protection against short circuits.
What frame size accessories are compatible with this breaker?
The HED63B100 is part of the Siemens Sentron ED frame family. Any internal accessories, such as shunt trips or auxiliary switches, must be specifically designed for Siemens ED frame breakers.
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