UNE - Spanish national standards

Three-phase liquid-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. Section 2: Requirements for dual-voltage transformers in low-voltage.

Available languages: Spanish

Available design: electronic design (pdf), Print design

Three-phase liquid-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. Section 3: Requirements for dual-voltage transformers in high-voltage and for dual-voltage transformers in low-voltage

Available languages: Spanish

Available design: electronic design (pdf), Print design

Three-phase liquid -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

Available languages: Spanish

Available design: electronic design (pdf), Print design

AEROSPACE SERIES. RIVETS, SOLID, UNIVERSAL HEAD, IN ALUMINIUM 1050A, INCH BASED SERIES.

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Anodizing of aluminium and its alloys - Estimation of loss of absorptive power of anodic oxidation coatings after sealing - Dye-spot test with prior acid treatment (ISO 2143:2017)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Non-destructive testing - Standard test method for determining residual stresses by neutron diffraction (ISO 21432:2019)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

AEROSPACE SERIES. RIVETS, SOLID, UNIVERSAL HEAD, IN ALUMINIUM ALLOY 2117, INCH BASED SERIES.

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Paper, board, pulps and cellulose nanomaterials. Determination of residue (ash content) on ignition at 900 °C

Available languages: Spanish, English

Available design: electronic design (pdf), Print design

AEROSPACE SERIES. RIVETS, SOLID, UNIVERSAL HEAD, IN ALUMINIUM ALLOY 2117, ANODIZED OR CHROMATED, INCH BASED SERIES.

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

ELECTRITICY METERS. MARKING OF AUXILIARY TERMINALS FOR TARIFF DEVICES.

Available languages: Spanish

Available design: electronic design (pdf), Print design