Valid International Energy Management Standards

Valid standards

Janitza develops, produces and tests its measurement devices and products according to internationally valid standards and directives.The most important national and international standards in conjunction with our products, solutions and applications are as follows:

General standards and EMC standards:

IEC/EN 60868-0: Assessment of the flicker strength.
IEC/EN 61000-2-2: Electromagnetic compatibility (EMC): Ambient conditions; compatibility level for low frequency, conducted interferences and signal transferral in public low voltage networks.
IEC/EN 61000-2-4: Electromagnetic compatibility (EMC): Ambient conditions; compatibility level for low frequency, conducted interferences in industrial plants.
IEC/EN 61000-3-2: Threshold values for harmonic currents for electrical devices with current consumption of < 16 A per phase.
IEC/EN 61000-3-3: Threshold values – limit of voltage changes, voltage variations and flicker in public low voltage supply networks for devices with a rated current < = 16 A per phase.
IEC/EN 61000-3-4: Electromagnetic compatibility (EMC): Threshold values limit of transmission of harmonic currents in low voltage supply networks for devices and equipment with rated currents of over 16 A.
IEC/EN 61000-3-11: Electromagnetic compatibility (EMC): Threshold values – limit of voltage changes, voltage variations and flicker in public low voltage supply networks; devices and equipment with a rated current < = 75 A.
IEC/EN 61000-3-12:Threshold values for harmonic currents, caused by devices and equipment with a current input of > 16 A and ≤ 75 A per phase, which are intended for connection with public low voltage networks.
IEC/EN 61557-12: Electrical safety in low voltage networks up to AC 1000 V and DC 1500 V – Devices for testing, measuring or monitoring protective measures.

Power quality standards:

EN 50160: Characteristics of the voltage (PQ) in public electricity supply networks.
D-A-CH-CZ: Technical regulations for the evaluation of grid distortion effects in Germany, Austria, Switzerland and the Czech Republic.
TOR D2: Technical and organisational regulations for operators and users of electrical networks, Part D: Special technical regulations; section D2: Directives for the evaluation of grid distortion effects.
IEEE 519: (Recommended Practices and Requirements for Harmonics Control in Electrical Power Systems) as a common recommendation from energy suppliers and operators for limiting the effects of non-linear loads through the reduction of harmonics.
ENGINEERING RECOMMENDATION: G5/4-1 (planning levels for harmonic voltage distortion to be used in the process for the connection of non-linear equipment) as a directive of the Energy Networks Association (UK) for limiting the effects of non-linear loads through the reduction of harmonics at the transition point (PCC). Valid in Great Britain and Hong Kong.
ITIC (CBEMA): The ITI curve of the Information Technology Industry Council (ITI) represents the withstand capability of computers / power supplies in relation to the height and duration of voltage variations.

Standards for PQM devices (power quality analysers)

IEC/EN 61000-4-2: Electromagnetic compatibility (EMC) – Part 4-2:Testing and measurement techniques – Electrostatic discharge immunity test.
IEC/EN 61000-4-3: Electromagnetic compatibility (EMC)Part 4-3: Testing and measurement techniques – Radiated, radio-frequency, electromagnetic field immunity test.
IEC/EN 61000-4-4: Electromagnetic compatibility (EMC) – Part 4-4:Testing and measurement techniques – Electrical fast transient/burst immunity test.
IEC/EN 61000-4-5: Electromagnetic Compatibility (EMC) – Part 4-5:Testing and measurement techniques – Surge immunity test.
IEC/EN 61000-4-6: Electromagnetic compatibility (EMC)Part 4-6: Testing and measurement techniques – Immunity to conducted disturbances, induced by radio-frequency fields.
IEC/EN 61000-4-7: Electromagnetic compatibility (EMC) – Part 4-7:Testing and measurement techniques – General guide on harmonics and interharmonics measurements and instrumentation, for power supply systems and equipment connected thereto.
IEC/EN 61000-4-8: Electromagnetic compatibility (EMC) – Part 4-8:Testing and measurement techniques – Power frequency magnetic field immunity test.
IEC/EN 61000-4-11: Electromagnetic compatibility (EMC) – Part 4-11: Testing and measurement techniques – Voltage dips, short interruptions and voltage variations immunity tests.
IEC/EN 61000-4-15: Electromagnetic compatibility (EMC) – Part 4-15: Testing and measurement techniques – Flickermeter – Functional and design specifications.
IEC/EN 61000-4-30: Electromagnetic compatibility (EMC) – Part 4-30: Testing and measurement techniques – Power quality measurement methods.

Standards for energy measurement devices

DIN EN 62053-21: Electricity metering equipment (a.c.) – Particular Requirements – Part 21: Static meters for active energy (classes 1 and 2).
DIN EN 62053-22: Electricity metering equipment (a.c.) – Particular requirements – Part 22: Static meters for active energy (classes 0,2 S and 0,5 S).
DIN EN 62053-23: Electricity metering equipment (a.c.) – Particular requirements – Part 23: Static meters for reactive energy (classes 2 and 3).
DIN EN 62053-31: Electricity metering equipment (a.c.) – Particular requirements – Part 31: Pulse output devices for electromechanical and electronic meters (two wires only.
DIN EN 60529: Degrees of protection provided by enclosures (IP code).

Standards for energy management

DIN EN ISO 50001: Energy management systems – Requirements with instructions on application.
DIN EN 16247-1: Describes the requirements for an energy audit, which enables small and medium-sized companies (SME) to improve their energy efficiency and reduce their energy consumption.
DIN EN 16247-1: Energy audits – Part 1: General requirements; possibility for small and medium-sized companies (SME), in the sense of recommendation 2003/361/EC of the European Commission, to fulfil the requirements of the electricity and energy tax legislation for surplus settlement.