# Transformer Factory Acceptance Test

**URL:** <https://forumautomation.com/t/transformer-factory-acceptance-test/14209>\
**Category:** Electrical\
**Tags:** transformer\
**Created:** [June 23, 2026, 7:59am UTC](https://forumautomation.com/t/transformer-factory-acceptance-test/14209 "2026-06-23T07:59:33Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Rabert](https://forumautomation.com/user_avatar/forumautomation.com/rabert/32/6784_2.png) [@Rabert](https://forumautomation.com/u/Rabert)\
**Post date:** [June 23, 2026, 7:59am UTC](https://forumautomation.com/t/transformer-factory-acceptance-test/14209/1 "2026-06-23T07:59:33Z")

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### Transformer Factory Acceptance Test

 ![1](https://cdn.forumautomation.com/original/2X/f/fadeb5e83cb0fca411d3aa636e76f6d867a21db0.jpeg)

• Measurement of winding resistance

• Measurement of voltage ratio and check of phase displacement

• Vector Group **[Test](https://forumelectrical.com/transformer-earth-continuity-test/)**

• Measurement of short-circuit impedance and load loss .

• Measurement of no-load loss and current .

• Dielectric routine tests .

• Tests on on-load tap-changers .

• Determination of capacitances. windings-to-earth and between windings

• Measurement of dissipation factor (tan δ)

• Temperature-rise type test .