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Standards [CURRENT]

SN EN 62838

LEDsi lamps for general lighting services with supply voltages not exceeding 50 v a.c. r.m.s. or 120 v ripple free d.c. - Safety specifications
Edition 2016-01

Standards [CURRENT]

SN EN 61481-1

Live working - Phase comparators - Part 1: Capacitive type to be used for voltages exceeding 1 kV a.c.
Edition 2014-12

Standards [CURRENT]

SN EN 61481-2

Live working - Phase comparators - Part 2: Resistive type to be used for voltages from 1kV to 36 kV
Edition 2014-07

Standards [CURRENT]

SN EN 50397-3

Covered conductors for overhead lines and the related accessories for rated voltages above 1 kV a.c. and not exceeding 36 kV a.c. - Part 3: Guide to use
Edition 2010-02

Standards [CURRENT]

SN EN 62231

Composite station post insulators for substations with a.c. voltages greater than 1000 V up to 245 kV - Definitions, test methods and acceptance criteria
Edition 2006-12

Standards [CURRENT]

SN EN 60034-26

Rotating electrical machines. Part 26: Effects of unbalanced voltages on the performance of three-phase cage induction motors
Edition 2006-11

Standards [CURRENT]

SN EN 61442

Test methods for accessories for power cables with rated voltages from 6 kV (Um = 7,2 kV) up to 30 kV (Um = 36 kV)
Edition 2005-04

Standards [CURRENT]

SN EN 60660

Insulators - Tests on indoor post insulators of organic material for systems with nominal voltages greater than 1 kV up to but not including 300 kV
Edition 1999-12

Standards [CURRENT]

SN HD 634 S1

Tests on internal gas-pressure cables and accessories for alternating voltages up to 275 kV (Um = 300 kV)
Edition 1998-01

Standards [CURRENT]

SN HD 635 S1

Tests on external gas-pressure (gas compression) cables and accessories for alternating voltages up to 275 kV (Um = 300 kV)
Edition 1998-01

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