CEN CENELEC - Page 789/1255

• Norma Técnica EN 61557-12

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 12: Performance measuring and monitoring devices (PMD) (IEC 61557-12:2007)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-13

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 13: Hand-held and hand-manipulated current clamps and sensors for measurement of leakage currents in electrical distribution systems (IEC 61557-13:2011)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-14

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c and 1500 V d.c - Equipment for testing, measuring or monitoring of protective measures - Part 14: Equipment for testing the safety of electrical equipment for machinery (IEC 61557-14:2013)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-15

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. equipment for testing, measuring or monitoring of protective measures - Part 15: Functional safety requirements for insulation monitoring devices in IT systems and for equipment for insulation fault location in IT systems (IEC 61557-15:2014)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-16

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 16: Equipment for testing the effectiveness of the protective measures of electrical equipment and/or medical electrical equipment (IEC 61557-16:2014)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-2

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance (IEC 61557-2:2007)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-3

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance (IEC 61557-3:2007)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-4

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding (IEC 61557-4:2007)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-5

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 5: Resistance to earth (IEC 61557-5:2007)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-6

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 6: Effectiveness of residual current devices (RCD) in TT, TN and IT systems (IEC 61557-6:2007)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-7

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence (IEC 61557-7:2007)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-8

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 8: Insulation monitoring devices for IT systems (IEC 61557-8:2014)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61557-9

  Title: Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 9: Equipment for insulation fault location in IT systems (IEC 61557-9:2014)
  Entity: CEN CENELEC
  Subject: Measurement of electrical and magnetic quantities

• Norma Técnica EN 61558-1

  Title: Safety of power transformers, power supplies, reactors and similar products - Part 1: General requirements and tests (IEC 61558-1:2005)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

• Norma Técnica EN 61558-2-1

  Title: Safety of power transformers, power supplies, reactors and similar products - Part 2-1: Particular requirements and tests for separating transformers and power supplies incorporating separating transformers for general applications (IEC 61558-2-1:2007)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

• Norma Técnica EN 61558-2-10

  Title: Safety of transformers, reactors, power supply units and combinations thereof - Part 2-10: Particular requirements and tests for separating transformers with high insulation level and separating transformers with output voltages exceeding 1000 V (IEC 61558-2-10:2014)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

• Norma Técnica EN 61558-2-12

  Title: Safety of transformers, reactors, power supply units and combinations therof - Part 2-12: Particular requirements and tests for constant voltage transformers and power supply units for constant voltage (IEC 61558-2-12:2011)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

• Norma Técnica EN 61558-2-13

  Title: Safety of transformers, reactors, power supply units and similar products for voltages up to 1100 V - Part 2-13: Particular requirements and tests for auto transformers and power supply units incorporating auto transformers (IEC 61558-2-13:2009)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

• Norma Técnica EN 61558-2-14

  Title: Safety of transformers, reactors, power supply units and combinations thereof - Part 2-14: Particular requirements and test for variable transformers and power supply units incorporating variable transformers (IEC 61558-2-14:2012)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

• Norma Técnica EN 61558-2-15

  Title: Safety of transformers, reactors, power supply units and combinations thereof - Part 2-15: Particular requirements and tests for isolating transformers for the supply of medical locations (IEC 61558-2-15:2011)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

• Norma Técnica EN 61558-2-16

  Title: Safety of transformers, reactors, power supply units and similar products for voltages up to 1100 V - Part 2-16: Particular requirements and tests for switch mode power supply units and transformers for switch mode power supply units (IEC 61558-2-16:2009)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

• Norma Técnica EN 61558-2-17

  Title: Safety of power transformers, power supply units and similar - Part 2-17: Particular requirements for transformers for switch mode power supplies (IEC 61558-2-17:1997)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

• Norma Técnica EN 61558-2-19

  Title: Safety of power transformers, power supply units and similar devices - Part 2-19: Particular requirements for perturbation attenuation transformers (IEC 61558-2-19:2000)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

• Norma Técnica EN 61558-2-2

  Title: Safety of power transformers, power supplies, reactors and similar products - Part 2-2: Particular requirements for tests for control transformers and power supplies incorporating control transformers (IEC 61558-2-2:2007)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

• Norma Técnica EN 61558-2-20

  Title: Safety of transformers, reactors, power supply units and combinations thereof - Part 2-20: Particular requirements and tests for small reactors (IEC 61558-2-20:2010)
  Entity: CEN CENELEC
  Subject: Transformers. Reactors

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