Built for robust power distribution, the Siemens ED21B060 is a 1-pole, 60A molded case circuit breaker. It features a non-interchangeable thermal-magnetic trip unit, delivering reliable long-time and instantaneous protection with a 10kAIC rating at 120VAC. Designed for seamless integration, this bolt-on breaker mounts into Siemens P1, P2, P3, and Sentron panelboards, as well as SB switchboards. It comes equipped with load side lugs and is HACR rated for use with heating and cooling systems.
Which panelboards are compatible with the Siemens ED21B060?
This bolt-on molded case circuit breaker is designed for use in Siemens P1, P2, and P3 panelboards, as well as legacy Sentron panelboards and Siemens switchboards.
Can the Siemens ED21B060 replace older I-T-E circuit breakers?
Yes. Siemens acquired I-T-E, and the ED21B060 is the direct, manufacturer-approved replacement for the legacy I-T-E ED21B060. It shares the same physical dimensions and ED2 frame design.
Is the ED21B060 rated for use in direct current (DC) systems?
Yes, this breaker is rated for 125VDC applications and provides a 5kA interrupting capacity (AIC) for DC systems, in addition to its standard 120VAC rating.
Is the Siemens ED21B060 HACR rated?
Yes, this breaker is HACR rated, meaning it is certified for use with heating, air conditioning, and refrigeration equipment that requires group motor protection.
Does the ED21B060 mount to standard DIN rails?
No. The ED21B060 is a bolt-on molded case circuit breaker designed specifically to bolt directly to the busbars inside compatible Siemens and Sentron panelboards. It is not designed for DIN rail mounting.
Are the trip settings on the ED21B060 adjustable?
No. This breaker features a fixed thermal-magnetic trip unit. Both the long-time (overload) and instantaneous (short-circuit) trip functions are factory-calibrated and cannot be adjusted in the field.
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