Built for commercial and industrial applications, this 90A thermal-magnetic molded case circuit breaker provides dependable overcurrent protection. It is engineered with a fixed thermal and magnetic trip unit within a rugged SENTRON ED frame. This bolt-on MCCB installs into Siemens P2, P3, P4, and P5 panelboards and switchboards. It features load side lugs and supports reverse feed configurations. Rated for 65kAIC at 240V and 25kAIC at 480V, the ED62B090 is HACR rated for HVAC equipment.
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, Reverse Feed
Product FAQs
5 answers
Which Siemens panelboards accept the ED62B090 breaker?
This ED frame breaker is designed for installation in Siemens Sentron P2, P3, P4, and P5 panelboards, as well as compatible Siemens switchboards. It requires the correct strap kit or mounting hardware specific to your panel type.
What wire sizes do the factory lugs accommodate?
The standard lugs on this breaker accept 10 AWG to 1/0 AWG copper or aluminum conductors. Always verify the required torque specifications printed on the breaker label before terminating the wires.
Is this breaker suitable for direct current applications?
Yes, in addition to its AC ratings, this thermal magnetic breaker is rated for use in DC circuits up to 250VDC, where it provides a 30kA interrupting capacity.
Are the trip settings adjustable on the ED62B090?
No, this specific model features fixed thermal and fixed magnetic trip elements. Both the long-time overload and instantaneous short circuit protection levels are factory set and cannot be field adjusted.
How is this breaker secured to the panelboard bus?
It utilizes a bolt-on connection type. The breaker bolts directly to the panelboard bus bars, which provides a highly secure connection that is ideal for commercial and industrial environments where vibration may be a factor.
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