CENELEC
International Standards and Conformity Assessment
for all electrical, electronic and related technologies
CLC/SR 85 |
Measuring equipment for electrical and electromagnetic quantities |

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Reference,Title
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Downloads
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Circulation date
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Closing date
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Voting / Comments
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IEC parallel vote
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FprEN 60469:2012 (pr=23995) Transitions, pulses and related waveforms - Terms, definitions and algorithms |
Procedure Result | Yes | |||
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FprEN 60688:2012 (pr=23283) Electrical measuring transducers for converting A.C. and D.C. electrical quantities to analogue or digital signals |
Procedure Result | Yes | |||
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FprEN 60688:2011 (pr=23283) Electrical measuring transducers for converting A.C. and D.C. electrical quantities to analogue or digital signals |
Procedure Result | Yes | |||
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prEN 61557-1:2006 (pr=16951) 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 1: General requirements |
2007-01-18 | Procedure Result | Yes | ||
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prEN 61557-2:2006 (pr=16952) 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 2: Insulation resistance |
2007-01-18 | Procedure Result | Yes | ||
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prEN 61557-3:2006 (pr=16953) 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 3: Loop impedance |
2007-01-18 | Procedure Result | Yes | ||
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prEN 61557-4:2006 (pr=16954) 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 4: Resistance of earth connection and equipotential bonding |
2007-01-18 | Procedure Result | Yes | ||
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prEN 61557-5:2006 (pr=16956) 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 5: Resistance to earth |
2007-01-18 | Procedure Result | Yes | ||
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prEN 61557-6:2006 (pr=20613) 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 6: Effectiveness of residual current devices (RCD) in TT, TN and IT systems |
2007-01-12 | Procedure Result | Yes | ||
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prEN 61557-7:2006 (pr=16957) 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 7: Phase sequence |
2007-01-18 | Procedure Result | Yes | ||
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prEN 61557-8:2006 (pr=16958) 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 |
2007-01-18 | Procedure Result | Yes | ||
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prEN 61557-9:2007 (pr=21579) 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 9: Equipment for insulation fault location in IT systems |
2008-04-28 | Procedure Result | Yes | ||
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FprEN 61557-9:2008 (pr=21579) 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 9: Equipment for insulation fault location in IT systems |
2008-12-09 | Procedure Result | Yes | ||
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FprEN 61557-10:2012 (pr=23742) 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 10: Combined measuring equipment for testing, measuring or monitoring of protective measures |
Procedure Result | Yes | |||
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FprEN 61557-10:2011 (pr=23742) 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 10: Combined measuring equipment for testing, measuring or monitoring of protective measures |
Procedure Result | Yes | |||
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FprEN 61557-11:2008 (pr=21580) 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 11: Effectiveness of residual current monitors (RCMs) type A and type B in TT, TN and IT systems |
2008-12-16 | Procedure Result | Yes | ||
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prEN 61557-11:2007 (pr=21580) 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 11: Effectiveness of residual current monitors (RCMs) type A and type B in TT, TN and IT systems |
2008-04-28 | Procedure Result | Yes | ||
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prEN 61557-12:2007 (pr=20686) 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 12: Performance measuring and monitoring devices (PMD) |
2007-07-16 | Procedure Result | Yes | ||
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prEN 61557-12:2006 (pr=20686) 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 12: Performance measuring and monitoring devices (PMD) |
2006-10-23 | Procedure Result | Yes | ||
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FprEN 61557-13:2011 (pr=22664) 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 13: Hand-held and hand-manipulated current clamps and sensors for measurement of leakage currents in electrical distribution systems |
Procedure Result | Yes | |||
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FprEN 61557-13:2009 (pr=22664) 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 13: Hand-held and hand-manipulated current clamps and sensors for measurement of leakage currents in electrical distribution systems |
Procedure Result | Yes | |||
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FprEN 61557-14:2013 (pr=23826) 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 14: Equipment for testing the safety of electrical equipment of machinery |
Procedure Result | Yes | |||
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FprEN 61557-14:2011 (pr=23826) 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 14: Equipment for testing the safety of electrical equipment of machinery |
Procedure Result | Yes | |||
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FprEN 61557-15:2012 (pr=24524) 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 15: Functional safety requirements for insulation monitoring devices and for equipment for insulation fault location in IT systems. |
Procedure Result | Yes | |||
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FprEN 62586-1:2012 (pr=24159) Power quality measurement in power supply systems - Part 1: Power Quality Instruments (PQI) |
Procedure Result | Yes | |||
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FprEN 62586-2:2012 (pr=24160) Power quality measurement in power supply systems - Part 2: Functional tests and uncertainty requirements |
Procedure Result | Yes | |||
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FprEN 62638:2011 (pr=23387) Recurrent test and test after repair of electrical equipment |
Procedure Result | Yes | |||
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FprEN 62638:2013 (pr=23387) Recurrent test and test after repair of electrical equipment |
Procedure Result | Yes | |||
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FprEN 62638:2012 (pr=23387) Recurrent test and test after repair of electrical equipment |
Procedure Result | Yes |
Reference,Title | Downloads |
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Definitive Text - EN 60524:1993/A2:1997 Direct-current resistive volt ratio boxes | |
Definitive Text - EN 61557-7:2007 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 7: Phase sequence | |
Definitive Text - EN 61557-7:2007 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 7: Phase sequence | |
Definitive Text - EN 61557-7:2007 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 7: Phase sequence | |
Definitive Text - HD 390 S1:1979 Inductive voltage dividers | |
Definitive Text - EN 61557-3:2007 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 3: Loop impedance | |
Definitive Text - EN 61557-3:2007 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 3: Loop impedance | |
Definitive Text - EN 61557-3:2007 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 3: Loop impedance | |
Definitive Text - EN 62008:2005 Performance characteristics and calibration methods for digital data acquisition systems and relevant software | |
Definitive Text - EN 62008:2005 Performance characteristics and calibration methods for digital data acquisition systems and relevant software | |
Definitive Text - EN 62008:2005 Performance characteristics and calibration methods for digital data acquisition systems and relevant software | |
Definitive Text - EN 61143-1:1994 Electrical measuring instruments - X-t recorders - Part 1: Definitions and requirements | |
Definitive Text - HD 613 S1:1992 Direct-current potentiometers | |
Definitive Text - EN 60051-5:1989 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 5: Special requirements for phase meters, power factor meters and synchroscopes | |
Definitive Text - EN 60477-2:1997 Laboratory resistors - Part 2: Laboratory a.c. resistors | |
Definitive Text - EN 60618:1997 Inductive voltage dividers | |
Definitive Text - EN 60564:1993 D.C. bridges for measuring resistance | |
Definitive Text - HD 301 S1:1977 Indirect acting electrical measuring instruments | |
Definitive Text - EN 61557-9:1999 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 9: Equipment for insulation fault location in IT systems | |
Definitive Text - EN 60477:1997 Laboratory d.c. resistors | |
Definitive Text - EN 60618:1997/A2:1997 Inductive voltage dividers | |
Definitive Text - EN 60051-9:1989/A2:1995 Direct acting indicating analogue electrical-measuring instruments and their accessories - Part 9: Recommended test methods | |
Definitive Text - EN 60051-1:1989/A2:1995 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 1: Definitions and general requirements common to all parts | |
Definitive Text - EN 60051-9:1989/A1:1995 Direct acting indicating analogue electrical-measuring instruments and their accessories - Part 9: Recommended test methods | |
Definitive Text - EN 60051-1:1989/A1:1995 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 1: Definitions and general requirements common to all parts | |
Definitive Text - EN 61143-1:1994/A1:1997 Electrical measuring instruments - X-t recorders - Part 1: Definitions and requirements | |
Definitive Text - EN 61028:1993/A2:1997 Electrical measuring instruments - X-Y recorders | |
Definitive Text - EN 61557-2:1997 Electrical safety in low voltage distribution systems up to 1 kV a.c. and 1,5 kV d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance | |
Definitive Text - EN 61557-5:1997 Electrical safety in low voltage distribution systems up to 1 kV a.c. and 1,5 kV d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 5: Resistance to earth | |
Definitive Text - EN 61557-3:1997 Electrical safety in low voltage distribution systems up to 1 kV a.c. and 1,5 kV d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance | |
Definitive Text - EN 61557-4:1997 Electrical safety in low voltage distribution systems up to 1 kV a.c. and 1,5 kV d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding | |
Definitive Text - EN 61557-6:1998 Electrical safety in low voltage distribution systems up to 1 kV a.c. and 1,5 kV d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 6: Residual current devices (RCD) in TT, TN and IT systems | |
Definitive Text - EN 61557-7:1997 Electrical safety in low voltage distribution systems up to 1 kV a.c. and 1,5 kV d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence | |
Definitive Text - EN 61557-8:1997 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 | |
Definitive Text - EN 61028:1993/A1:1995 Electrical measuring instruments - X-Y recorders | |
Definitive Text - EN 60477:1997/A1:1997 Laboratory d.c. resistors | |
Definitive Text - EN 60477-2:1997/A1:1997 Laboratory resistors - Part 2: Laboratory a.c. resistors | |
Definitive Text - EN 60051-1:1998 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 1: Definitions and general requirements common to all parts | |
Definitive Text - EN 60564:1993/A2:1997 D.C. bridges for measuring resistance | |
Definitive Text - EN 60523:1993/A2:1997 Direct-current potentiometers | |
Definitive Text - EN 61557-10:2001 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 10: Combined measuring equipment for testing, measuring or monitoring of protective measures | |
Definitive Text - EN 60359:2002 Electrical and electronic measurement equipment - Expression of performance | |
Definitive Text - EN 60523:1993 Direct-current potentiometers | |
Definitive Text - EN 61557-6:2007 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 6: Effectiveness of residual current devices (RCD) in TT, TN and IT systems | |
Definitive Text - EN 61557-6:2007 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 6: Effectiveness of residual current devices (RCD) in TT, TN and IT systems | |
Definitive Text - EN 61557-6:2007 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 6: Effectiveness of residual current devices (RCD) in TT, TN and IT systems | |
Definitive Text - EN 60051-1:1989 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 1: Definitions and general requirements common to all parts | |
Definitive Text - EN 60051-8:1989 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 8: Special requirements for accessories | |
Definitive Text - EN 60051-9:1989 Direct acting indicating analogue electrical-measuring instruments and their accessories - Part 9: Recommended test methods | |
Definitive Text - HD 233 S1:1977 Recommendations for direct acting indicating electrical measuring instruments and their accessories | |
Definitive Text - HD 215 S1:1974 Safety requirements for indicating and recording electrical measuring instruments and their accessories | |
Definitive Text - HD 249 S1:1978 Laboratory d.c. resistors | |
Definitive Text - HD 249.2 S1:1981 Laboratory resistors - Part 2: Laboratory a.c. resistors | |
Definitive Text - HD 368 S1:1978 Direct acting recording electrical measuring instruments and their accessories | |
Definitive Text - HD 390 S2:1992 Inductive voltage dividers | |
Definitive Text - EN 61028:1993 Electrical measuring instruments - X-Y recorders | |
Definitive Text - EN 60051-3:1989/A1:1995 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 3: Special requirements for wattmeters and varmeters | |
Definitive Text - EN 60688:1992 Electrical measuring transducers for converting a.c. electrical quantities to analogue or digital signals | |
Definitive Text - EN 60051-2:1989 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 2: Special requirements for ammeters and voltmeters | |
Definitive Text - EN 60051-3:1989 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 3: Special requirements for wattmeters and varmeters | |
Definitive Text - EN 60051-4:1989 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 4: Special requirements for frequency meters | |
Definitive Text - EN 60051-6:1989 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 6: Special requirements for ohmmeters (impedance meters) and conductance meters | |
Definitive Text - EN 60051-7:1989 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 7: Special requirements for multi-function instruments | |
Definitive Text - HD 614 S1:1992 Direct-current resistive volt ratio boxes | |
Definitive Text - EN 60524:1993 Direct-current resistive volt ratio boxes | |
Definitive Text - HD 615 S1:1992 Direct current bridges for measuring resistance | |
Definitive Text - EN 61143-2:1994 Electrical measuring instruments - X-t recorders - Part 2: Recommended additional test methods | |
Definitive Text - EN 61187:1994 Electrical and electronic measuring equipment - Documentation | |
Definitive Text - EN 61557-9:2009 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 9: Equipment for insulation fault location in IT systems | |
Definitive Text - EN 61557-9:2009 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 9: Equipment for insulation fault location in IT systems | |
Definitive Text - EN 61557-9:2009 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 9: Equipment for insulation fault location in IT systems | |
Definitive Text - EN 61557-11:2009 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 11: Effectiveness of residual current monitors (RCMs) type A and type B in TT, TN and IT systems | |
Definitive Text - EN 61557-11:2009 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 11: Effectiveness of residual current monitors (RCMs) type A and type B in TT, TN and IT systems | |
Definitive Text - EN 61557-11:2009 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 11: Effectiveness of residual current monitors (RCMs) type A and type B in TT, TN and IT systems | |
Definitive Text - EN 61557-8:2007 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 | |
Definitive Text - EN 61557-8:2007 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 | |
Definitive Text - EN 61557-8:2007 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 | |
Definitive Text - EN 61557-4:2007 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 4: Resistance of earth connection and equipotential bonding | |
Definitive Text - EN 61557-4:2007 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 4: Resistance of earth connection and equipotential bonding | |
Definitive Text - EN 61557-4:2007 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 4: Resistance of earth connection and equipotential bonding | |
Definitive Text - EN 61557-1:2007 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 1: General requirements | |
Definitive Text - EN 61557-1:2007 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 1: General requirements | |
Definitive Text - EN 61557-1:2007 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 1: General requirements | |
Definitive Text - EN 61557-2:2007 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 2: Insulation resistance | |
Definitive Text - EN 61557-2:2007 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 2: Insulation resistance | |
Definitive Text - EN 61557-2:2007 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 2: Insulation resistance | |
Definitive Text - EN 61557-5:2007 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 5: Resistance to earth | |
Definitive Text - EN 61557-5:2007 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 5: Resistance to earth | |
Definitive Text - EN 61557-5:2007 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 5: Resistance to earth | |
Definitive Text - EN 61557-1:1997 Electrical safety in low voltage distribution systems up to 1 kV a.c. and 1,5 kV d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 1: General requirements | |
Definitive Text - EN 61557-13:2011 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 13: Hand-held and hand-manipulated current clamps and sensors for measurement of leakage currents in electrical distribution systems | |
Definitive Text - EN 61557-13:2011 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 13: Hand-held and hand-manipulated current clamps and sensors for measurement of leakage currents in electrical distribution systems | |
Definitive Text - EN 61557-13:2011 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 13: Hand-held and hand-manipulated current clamps and sensors for measurement of leakage currents in electrical distribution systems | |
Definitive Text - EN 61187:1994/corrigendum Mar. 1995 Electrical and electronic measuring equipment - Documentation | |
Definitive Text - EN 61187:1994/corrigendum Mar. 1995 Electrical and electronic measuring equipment - Documentation | |
Definitive Text - EN 61187:1994/corrigendum Mar. 1995 Electrical and electronic measuring equipment - Documentation | |
Definitive Text - EN 61557-12:2008 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 12: Performance measuring and monitoring devices (PMD) | |
Definitive Text - EN 61557-12:2008 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 12: Performance measuring and monitoring devices (PMD) | |
Definitive Text - EN 61557-12:2008 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 12: Performance measuring and monitoring devices (PMD) | |
Definitive Text - EN 60688:1992/A1:1999 Electrical measuring transducers for converting a.c. electrical quantities to analogue or digital signals | |
Definitive Text - EN 60688:1992/A2:2001 Electrical measuring transducers for converting a.c. electrical quantities to analogue or digital signals | |
Definitive Text - EN 60688:2013 Electrical measuring transducers for converting A.C. and D.C. electrical quantities to analogue or digital signals | |
Definitive Text - EN 60688:2013 Electrical measuring transducers for converting A.C. and D.C. electrical quantities to analogue or digital signals | |
Definitive Text - EN 60688:2013 Electrical measuring transducers for converting A.C. and D.C. electrical quantities to analogue or digital signals |
