POWER TRANSFORMERS

UNE 21428-1-1:2017

UNE 21428-1-1:2017

Superseded Historical

Three-phase oil-immersed distribution transformers 50 Hz, from 25 kVA to 3150 kVA with highest voltage for equipment not exceeding 36 kV -- Part 1: General requirements. Section 1: Requirement for dual voltage transformers in high-voltage.

€40.00

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UNE 21428-1-2:2017

UNE 21428-1-2:2017

Superseded Historical

Three-phase oil-immersed distribution transformers 50 Hz, from 25 kVA to 3150 kVA with highest voltage for equipment not exceeding 36 kV -- Part 1: General requirements. Section 2: Requirements for dual-voltage transformers in low-voltage

€40.00

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UNE 21428-1-3:2017

UNE 21428-1-3:2017

Superseded Historical

Three-phase oil-immersed distribution transformers 50 Hz, from 25 kVA to 3150 kVA with highest voltage for equipment not exceeding 36 kV -- Part 1: General requirements. Section 3: Requirements for dual-voltage transformers in high-voltage and for dual-voltage transformers in low-voltage

€53.00

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UNE 21538-1:2018

UNE 21538-1:2018

Superseded Historical

Three phase dry-type distribution transformers 50 Hz, from 100 kVA to 3150 kVA, with highest voltage for equipment not exceeding 36 kV. Part 1: General requirements. National complementary annex.

€62.00

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UNE-EN 50588-1:2018

UNE-EN 50588-1:2018

Superseded Historical

Medium power transformers 50 Hz, with highest voltage for equipment not exceeding 36 kV - Part 1: General requirements

€86.00

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UNE-EN 50588-3:2018

UNE-EN 50588-3:2018

Withdrawn Most Recent

Medium power transformers 50 Hz, with highest voltage for equipment not exceeding 36 kV - Part 3: Transformers with cable boxes on the high-voltage and/or low-voltage side - Cable boxes type 1 for use on transformers meeting the requirements of EN 50588-2

€58.00

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UNE-EN 50588-4:2018

UNE-EN 50588-4:2018

Withdrawn Most Recent

Medium power transformers 50 Hz, with highest voltage for equipment not exceeding 36 kV - Part 4: Transformers with cable boxes on the high-voltage and/or low-voltage side - Cable boxes type 2 for use on transformers meeting the requirements of EN 50588-2

€53.00

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UNE-EN 60076-3:2014/A1:2018

UNE-EN 60076-3:2014/A1:2018

Active Most Recent

Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air

€35.00

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UNE 21428-1:2017

UNE 21428-1:2017

Superseded Historical

Three-phase oil-immersed distribution transformers 50 Hz, from 25 kVA to 3 150 kVA with highest voltage for equipment not exceeding 36 kV -- Part 1: General requirements. National complementary annex.

€64.00

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UNE-EN 60076-10:2017

UNE-EN 60076-10:2017

Active Most Recent

Power transformers - Part 10: Determination of sound levels

€122.00

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UNE-EN 50216-3:2003/A2:2007 (R2017)

UNE-EN 50216-3:2003/A2:2007 (R2017)

Superseded Historical

Power transformer and reactor fittings - Part 3: Protective relay for hermetically sealed liquid-immersed transformers and reactors without gaseous cushion

€26.00

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UNE-EN 50216-8:2006/A1:2007 (R2017)

UNE-EN 50216-8:2006/A1:2007 (R2017)

Superseded Historical

Power transformer and reactor fittings - Part 8: Butterfly valves for insulating liquid circuits

€28.00

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UNE-IEC 60076-10-1:2007

UNE-IEC 60076-10-1:2007

Active Most Recent

Power transformers - Part 10-1: Determination of sound levels - Application guide

€92.00

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UNE-EN 50708-3-1:2020

UNE-EN 50708-3-1:2020

Active Most Recent

Power transformers - Additional European requirements: Part 3-1 Large power transformer - General requirements

€69.00

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UNE-EN 50708-1-1:2021

UNE-EN 50708-1-1:2021

Active Most Recent

Power transformers - Additional European requirements: Part 1-1: Common part - General requirements

€85.00

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