Overview
IEC 63172:2020 is an international standard published by the International Electrotechnical Commission (IEC) that specifies a comprehensive methodology for determining the energy efficiency class of electrical accessories. By evaluating the energy consumption of various electrical accessories, this standard enables system designers to select components that optimize energy efficiency within electrical installations. It considers all functionalities embedded in accessories, such as wireless communication, network connectivity, timers, and energy monitoring capabilities.
This approach promotes the reduction of overall energy consumption in residential, commercial, and industrial electrical systems. By systematically rating the energy efficiency of devices like dimmers, sensors, actuators, and building automation controllers, IEC 63172:2020 supports sustainability goals and efficient energy management strategies.
Key Topics
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Energy Efficiency Classification
The standard defines classes of energy efficiency based on the measured power consumption of electrical accessories in their various operation modes, including OFF, standby, and ON modes.
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Measurement Methodology
IEC 63172:2020 outlines detailed procedures for measuring power consumption of diverse accessory types, such as:
- Three-wire and two-wire dimmers
- Presence and movement detectors
- Home and Building Electronic Systems (HBES/BACS) control devices and power supplies
- Socket-outlets with additional functions
- Electronic switch relays
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Functional Assessment
The methodology accounts for the energy consumption from each function embedded in an accessory and weighs it against its estimated usage duration. This granular assessment ensures accurate classification reflecting real-world operation.
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Modes of Operation Explained
- OFF Mode: Electrical load is deactivated; no energy consumption occurs.
- Standby Mode: The load is off but the accessory maintains readiness or communication capabilities, consuming a small amount of energy.
- ON Mode: The load is activated, and the accessory consumes energy accordingly.
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Energy Efficiency Classes
The standard defines energy efficiency classes with corresponding thresholds, helping manufacturers, designers, and evaluators categorize accessories effectively.
Applications
IEC 63172:2020 is instrumental in multiple practical areas including:
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System Design and Component Selection
Electrical engineers and system integrators use this standard to assess and choose the most energy-efficient accessories, reducing the overall power consumption of electrical installations.
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Building Automation and Smart Homes
The energy consumption of HBES/BACS devices and smart control components can be quantified and optimized, delivering higher sustainability and operational cost savings.
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Energy Management and Compliance
Facility managers and energy auditors leverage this methodology to benchmark electrical accessories against efficiency standards, facilitating energy audits and compliance with regulatory requirements.
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Product Development and Innovation
Manufacturers utilize the guidelines to design and test accessories for energy efficiency, enhancing product competitiveness and aligning with global energy-saving initiatives.
Related Standards
While IEC 63172:2020 focuses on energy efficiency classification of electrical accessories, it is part of a wider ecosystem of standards supporting energy efficiency and electrical safety, such as:
- IEC 60439 series for low-voltage switchgear and controlgear assemblies.
- IEC 60669 series covering switches for household and similar fixed electrical installations.
- IEC 62301 on household electrical appliances - measurement of standby power.
- ISO 50001 for energy management systems, providing a framework for energy performance improvements.
Integration of IEC 63172:2020 with these related standards enables comprehensive energy-efficient electrical system design and management.
Keywords: IEC 63172, electrical accessories, energy efficiency class, energy consumption, electrical installation, dimmers, HBES/BACS, standby mode, ON mode, energy management, building automation, system design, electrical standards, energy savings.