# OT200...OT250U21

ABB OT200...OT250U21: switching-equipment reference for switch installation and operating arrangement. Manufacturer reference 1SCC307627F0001; OT200-250U21.STP.

## Equipment and file summary

Equipment / resource: OT200...OT250U21
Manufacturer: ABB
Resource type: Named drawing reference
Manufacturer drawing: 1SCC307627F0001; OT200-250U21.STP
Manufacturer reference: 1SCC307627F0001; OT200-250U21.STP
Document revision: A
Listed file formats: DWG, STEP
Listed files: 2
Available previews: 1 drawing previews; 1 interactive model variants
Recorded revisions: A
Source checked: 2026-11-04
Download access: Email registration for site downloads; official source links are also available

## Related GA references

- [Switchgear panel](https://eloragrid.ai/objects/switchgear-panel)
- [Switchboard](https://eloragrid.ai/objects/switchboard)
- [Ring main unit](https://eloragrid.ai/objects/ring-main-unit)

Canonical page: https://eloragrid.ai/tools/cad-library/equipment/abb-ot200-ot250u21-5c6d3aff38
Manufacturer: ABB
Entry type: Named drawing reference
Part number: Not specified — select exact configuration
Category: Switchboards & switchgear
Formats: DWG, STEP
Market discovery: Global
Access: Direct download
Official source: https://search.abb.com/library/Download.aspx?DocumentID=1SCC307627F0001&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
Manufacturer evidence: https://search.abb.com/library/Download.aspx?DocumentID=1SCC307627F0001&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
Source checked: 2026-11-04

2 original files are available to download here. Manufacturer sources and revisions are listed below.
Confirm the exact regional configuration against the selected manufacturer drawing.
The supplied configuration is “OT200...OT250U21”. Keep those frame, mounting and accessory codes with the inserted drawing.


## In plain English

### Using the OT200...OT250U21 reference

ABB OT200...OT250U21: switching-equipment reference for switch installation and operating arrangement. Manufacturer reference 1SCC307627F0001; OT200-250U21.STP.

### A simple example

Use OT200_250U21_1SCC307627F0001.dwg revision A for editable DWG drawing geometry. Keep its original layers and dimension annotations when inserting the drawing.

### What the drawings help you do

Use OT200_250U21_1SCC307627F0001.dwg revision A for editable DWG drawing geometry. Keep its original layers and dimension annotations when inserting the drawing. Use OT200_250U21.stp revision A for the supplied solid assembly in your 3D layout.

### Before using this reference

- The supplied configuration is “OT200...OT250U21”. Keep those frame, mounting and accessory codes with the inserted drawing.
- Check whether this reference is the switch body, an operating handle or another accessory. Handle and shaft references do not give the complete switch envelope or terminal clearances.

### What can I use the OT200...OT250U21 reference for?

Use this switching-equipment reference for switch installation and operating arrangement. The supplied configuration is “OT200...OT250U21”. Keep those frame, mounting and accessory codes with the inserted drawing.

### Which manufacturer reference identifies this drawing?

ABB reference 1SCC307627F0001; OT200-250U21.STP. The file list retains the original source and recorded revision.

### Terms


Concept diagram: Identify OT200...OT250U21 → Select the drawing or model → Check the mounting interface
The supplied configuration is “OT200...OT250U21”. Keep those frame, mounting and accessory codes with the inserted drawing.

- [ABB source](https://search.abb.com/library/Download.aspx?DocumentID=1SCC307627F0001&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A)


## Which file should I choose?

Use OT200_250U21_1SCC307627F0001.dwg revision A for editable DWG drawing geometry. Keep its original layers and dimension annotations when inserting the drawing. Use OT200_250U21.stp revision A for the supplied solid assembly in your 3D layout.

## Official files

- OT200_250U21_1SCC307627F0001.dwg (DWG): https://search.abb.com/library/Download.aspx?DocumentID=1SCC307627F0001&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
  Site download: https://eloragrid.ai/tools/cad-library/download/abb-ot200-ot250u21-5c6d3aff38/1fd09b0599dbe3e17341
  Hosting basis: no-explicit-prohibition; publisher attribution: ABB; reviewed: 2026-11-04
  Rights review: Reviewed the available source, embedded drawing text and archive notices. No explicit applicable redistribution prohibition was identified. Rights remain unknown; no licence or manufacturer endorsement is asserted.; evidence: https://search.abb.com/library/Download.aspx?DocumentID=1SCC307627F0001&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
  Purpose: Manufacturer drawing reference 1SCC307627F0001; acquired: true; redistribution: unknown; SHA-256: 1fd09b0599dbe3e173419a4e46f7ec437068de71989fb7fd18f4c13d34b6859f; revision: A
- OT200_250U21.stp (STEP): https://search.abb.com/library/Download.aspx?DocumentID=OT200-250U21.STP&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
  Site download: https://eloragrid.ai/tools/cad-library/download/abb-ot200-ot250u21-5c6d3aff38/5de82514e6c18db4f98d
  Hosting basis: no-explicit-prohibition; publisher attribution: ABB; reviewed: 2026-11-04
  Rights review: Reviewed the available source, embedded drawing text and archive notices. No explicit applicable redistribution prohibition was identified. Rights remain unknown; no licence or manufacturer endorsement is asserted.; evidence: https://search.abb.com/library/Download.aspx?DocumentID=OT200-250U21.STP&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
  Purpose: Manufacturer drawing reference OT200-250U21.STP; acquired: true; redistribution: unknown; SHA-256: 5de82514e6c18db4f98da0da0042b8c5da26c843f95aacedafc709c492341ac6; revision: A

Global discovery is not proof of regional certification. Confirm exact configuration, revision, dimensional units and use rights with the manufacturer.