Which file should I choose?
Use OTKM104023PBL.STP.stp (revision E) to place the original solid geometry in your 3D assembly.

ABB OTKM104023PBL: original STEP for switching or transfer equipment layouts. OTKM104023PBL.stp OKL570N3YF3UU0N 1SCA152275R1001 OKL570N4YF3UU00 1SCA152276R1001 OKL720N3YF3UU0N 1SCA152277R1001 OKL720N4YF3UU00 1SCA152278R1001 OT630KLUU3AZ 1SCA022549R2510 OT630KLUU3BLZ 1SCA105753R1001 OT630KLUU3BZ 1SCA022750R1510 OT630KLUU4BLZ 1SCA125038R1001 OT630KLUU4BZ 1SCA022830R4490 OT800KL.
Switchgear groups the devices that connect, disconnect and protect power circuits. A switchboard takes an incoming supply and distributes it to outgoing circuits.
Use OTKM104023PBL.STP.stp (revision E) to place the original solid geometry in your 3D assembly.
1 inspected original for ABB OTKM104023PBL: OTKM104023PBL.STP.stp (STEP). The manufacturer describes this configuration as OTKM104023PBL.stp OKL570N3YF3UU0N 1SCA152275R1001 OKL570N4YF3UU00 1SCA152276R1001 OKL720N3YF3UU0N 1SCA152277R1001 OKL720N4YF3UU00 1SCA152278R1001 OT630KLUU3AZ 1SCA022549R2510 OT630KLUU3BLZ 1SCA105753R1001 OT630KLUU3BZ 1SCA022750R1510 OT630KLUU4BLZ 1SCA125038R1001 OT630KLUU4BZ 1SCA022830R4490 OT800KLUU3BAZ 1SCA140695R1001 OT800KLUU3BLZ 1SCA111208R1001 OT800KLUU3BZ 1SCA022750R1600 OT800KLUU4BLZ 1SCA115450R1001 OT800KLUU4BZ 1SCA022830R4570.
STEP · 3.9 MB · Rev E
Download filename: OTKM104023PBL.STP.stp
Original manufacturer STEP geometry
1 inspected original for ABB OTKM104023PBL: OTKM104023PBL.STP.stp (STEP). The manufacturer describes this configuration as OTKM104023PBL.stp OKL570N3YF3UU0N 1SCA152275R1001 OKL570N4YF3UU00 1SCA152276R1001 OKL720N3YF3UU0N 1SCA152277R1001 OKL720N4YF3UU00 1SCA152278R1001 OT630KLUU3AZ 1SCA022549R2510 OT630KLUU3BLZ 1SCA105753R1001 OT630KLUU3BZ 1SCA022750R1510 OT630KLUU4BLZ 1SCA125038R1001 OT630KLUU4BZ 1SCA022830R4490 OT800KLUU3BAZ 1SCA140695R1001 OT800KLUU3BLZ 1SCA111208R1001 OT800KLUU3BZ 1SCA022750R1600 OT800KLUU4BLZ 1SCA115450R1001 OT800KLUU4BZ 1SCA022830R4570.
ABB supplied the original files through https://search.abb.com/library/Download.aspx?DocumentID=OTKM104023PBL.STP&LanguageCode=en&DocumentPartId=&Action=Launch. The source reference, revision, original bytes and checksum are retained with each download.
Original publisher: ABB. Source checked 2026-11-11. Original bytes are preserved; file links and document references identify the source.
Manufacturer source discovery; confirm the exact regional equipment configuration and certification separately.
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