Built for heavy-duty industrial applications, the Siemens ND62100 is a 2-pole, 1000A molded case circuit breaker from the SENTRON family. It provides reliable protection with a fixed thermal and adjustable magnetic trip mechanism. This unit mount MCCB installs into Siemens P5 panelboards and SB1, SB2, and SB3 switchboards. It serves as the predecessor to the newer NXD62B100 series. Rated for 65kAIC at 240VAC, it handles demanding fault currents and features an interchangeable trip unit.
Are the Siemens ND62B100 and ND62100 the same circuit breaker?
Yes, the ND62B100 and ND62100 catalog numbers refer to the same 1000A, 2-pole molded case circuit breaker within the Siemens Sentron ND frame family.
Which panelboards and switchboards accept the ND62B100 circuit breaker?
This unit mount breaker is designed for installation in Siemens P5 panelboards, as well as SB1, SB2, and SB3 switchboards.
What are the lug wire size requirements for this 1000A breaker?
The included lugs accept four cables per phase, accommodating a wire gauge range of 250 to 500 kcmil for either copper (Cu) or aluminum (Al) conductors.
Are the trip settings adjustable on the ND62B100?
Yes, this thermal magnetic breaker features a fixed thermal element for long-time overload protection and an adjustable magnetic element for instantaneous short-circuit protection.
How does the ND62B100 mount into an electrical enclosure?
It is a unit mount, feed-thru circuit breaker, meaning it bolts directly to the enclosure backpan or mounting plate rather than plugging into a busbar system.
What is the maximum frame rating for the ND62B100 footprint?
It is part of the Siemens Sentron ND frame group, which has a maximum frame size footprint of 1200A, although this specific breaker is factory-rated for 1000 amps.
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