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IEC 60076-22-4:2019

Power transformers - Part 22-4: Power transformer and reactor fittings - Insulating liquid to water heat exchangers

167.75 € 

IEC 60076-22-3:2019

Power transformers - Part 22-3: Power transformer and reactor fittings - Insulating liquid to air heat exchangers

139.00 € 

IEC 60076-22-1:2019

Power transformers - Part 22-1: Power transformer and reactor fittings - Protective devices

297.17 € 

IEC 60076-22-2:2019

Power transformers - Part 22-2: Power transformer and reactor fittings - Removable radiators

167.75 € 

IEC 60947-4-1:2018

Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters

335.51 € 

IEC 60076-11:2018

Power transformers - Part 11: Dry-type transformers

297.17 € 

IEC 60332-3-23:2018

Tests on electric and optical fibre cables under fire conditions - Part 3-23: Test for vertical flame spread of vertically-mounted bunched wires or cables - Category B

67.10 € 

IEC 60332-3-10:2018

Tests on electric and optical fibre cables under fire conditions - Part 3-10: Test for vertical flame spread of vertically-mounted bunched wires or cables - Apparatus

139.00 € 

IEC 60332-3-21:2018

Tests on electric and optical fibre cables under fire conditions - Part 3-21: Test for vertical flame spread of vertically-mounted bunched wires or cables - Category A F/R

67.10 € 

IEC 60332-3-25:2018

Tests on electric and optical fibre cables under fire conditions - Part 3-25: Test for vertical flame spread of vertically-mounted bunched wires or cables - Category D

67.10 € 

IEC 60332-3-22:2018

Tests on electric and optical fibre cables under fire conditions - Part 3-22: Test for vertical flame spread of vertically-mounted bunched wires or cables - Category A

67.10 € 

IEC TS 60076-23:2018

Power transformers - Part 23: DC magnetic bias suppression devices

196.52 € 

IEC TS 60076-20:2017

Power transformers - Part 20: Energy efficiency

196.52 € 

IEC 60947-2:2016

Low-voltage switchgear and controlgear - Part 2: Circuit-breakers

335.51 € 

IEC 60947-5-1:2016

Low-voltage switchgear and controlgear - Part 5-1: Control circuit devices and switching elements - Electromechanical control circuit devices

316.35 € 

IEC 60076-10:2016

Power transformers - Part 10: Determination of sound levels

297.17 € 

IEC 60909-0:2016

Short-circuit currents in three-phase a.c. systems - Part 0: Calculation of currents

297.17 € 

IEC TR 60865-2:2015

Short-circuit currents - Calculation of effects - Part 2: Examples of calculation

297.17 € 

IEC 61557-8:2014

Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 8: Insulation monitoring devices for IT systems

234.85 € 

IEC TR 61641:2014

Enclosed low-voltage switchgear and controlgear assemblies - Guide for testing under conditions of arcing due to internal fault

139.00 €