# otv400ek_BLOCK

ABB otv400ek_BLOCK: switching-equipment reference for switch installation and operating arrangement. Manufacturer reference OTV400EK_BLOCK.STP.

## Equipment and file summary

Equipment / resource: otv400ek_BLOCK
Manufacturer: ABB
Resource type: Named drawing reference
Manufacturer drawing: OTV400EK_BLOCK.STP
Manufacturer reference: OTV400EK_BLOCK.STP
Document revision: A
Model envelope: OTV400EK_BLOCK.STP.stp: 120 × 53.5 × 119.9 mm (approximate X × Y × Z bounds of the tessellated source model)
Listed file formats: STEP
Listed files: 1
Available 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

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- [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-otv400ek-block-stp-838fb94f52
Manufacturer: ABB
Entry type: Named drawing reference
Part number: Not specified — select exact configuration
Category: Switchboards & switchgear
Formats: STEP
Market discovery: Global
Access: Direct download
Official source: https://search.abb.com/library/Download.aspx?DocumentID=OTV400EK_BLOCK.STP&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
Manufacturer evidence: https://search.abb.com/library/Download.aspx?DocumentID=OTV400EK_BLOCK.STP&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
Source checked: 2026-11-04

1 original file is 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 “otv400ek_BLOCK”. Keep those frame, mounting and accessory codes with the inserted drawing.


## In plain English

### Using the otv400ek_BLOCK reference

ABB otv400ek_BLOCK: switching-equipment reference for switch installation and operating arrangement. Manufacturer reference OTV400EK_BLOCK.STP.

### A simple example

Use OTV400EK_BLOCK.STP.stp revision A for the supplied solid assembly in your 3D layout. Match the otv400ek_BLOCK.stp configuration named by ABB.

### What the drawings help you do

Use OTV400EK_BLOCK.STP.stp revision A for the supplied solid assembly in your 3D layout.

### Before using this reference

- The supplied configuration is “otv400ek_BLOCK”. 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.
- OTV400EK_BLOCK.STP.stp has approximate model bounds of 120 × 53.5 × 119.9 mm (approximate X × Y × Z bounds of the tessellated source model). Compare these model axes with the installation orientation; mounting and service clearances are separate requirements.

### What can I use the otv400ek_BLOCK reference for?

Use this switching-equipment reference for switch installation and operating arrangement. The supplied configuration is “otv400ek_BLOCK”. Keep those frame, mounting and accessory codes with the inserted drawing.

### Which manufacturer reference identifies this drawing?

ABB reference OTV400EK_BLOCK.STP. The file list retains the original source and recorded revision.

### Terms


Concept diagram: Identify otv400ek_BLOCK → Select the drawing or model → Check the mounting interface
The supplied configuration is “otv400ek_BLOCK”. Keep those frame, mounting and accessory codes with the inserted drawing.

- [ABB source](https://search.abb.com/library/Download.aspx?DocumentID=OTV400EK_BLOCK.STP&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A)


## Which file should I choose?

Use OTV400EK_BLOCK.STP.stp revision A for the supplied solid assembly in your 3D layout.

## Official files

- OTV400EK_BLOCK.STP (STEP): https://search.abb.com/library/Download.aspx?DocumentID=OTV400EK_BLOCK.STP&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
  Site download: https://eloragrid.ai/tools/cad-library/download/abb-otv400ek-block-stp-838fb94f52/bc659c190486f1603ed5
  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=OTV400EK_BLOCK.STP&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
  Purpose: Manufacturer drawing reference OTV400EK_BLOCK.STP; acquired: true; redistribution: unknown; SHA-256: bc659c190486f1603ed59b3eefaac17528e374843dfb982e60318cd71c5a6f17; revision: A

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