Answers before the first engineering review.

STEP/STP and 2D drawings are the most useful for a transformer review. Nameplate and installation photographs are also accepted, and PDF or ZIP files help organize the request.

Yes. Send clear photographs of the label, terminals, mounting and complete installation, together with the equipment load and reason for replacement.

A mutual NDA can be arranged before detailed drawings are released. Contact info@establecorp.com to coordinate it.

We can recommend a route from the application, supply and load. The electrical and mechanical specification still requires engineering confirmation against the final equipment requirements.

Winding complexity, insulation, enclosure, approvals, sample testing and component availability can all affect timing. The quotation states the reviewed project schedule.

Yes, when the available evidence is sufficient. The review reconstructs electrical and mechanical requirements rather than assuming an old part should be copied unchanged.

Samples are quoted for relevant custom and replacement projects. The approved sample and drawing become the production reference.

ESTABLE confirms the approved revision, production quantity, test plan, documentation and delivery schedule before release.

Yes. The project record is intended to retain the drawing, configuration, test requirements and approved changes for later production.

Depending on the project, documentation may include the approved drawing, routine test records, declarations, material records, labels and batch traceability.

Manufacturing-system certificates and product evidence are different. The applicable standard and scope should be checked against the exact product configuration.

Files are shared only with authorised people and qualified partners needed for the review or delivery, under controlled access and project-specific confidentiality arrangements.