IEC TS 62996:2017
Current
The latest, up-to-date edition.
Industrial electroheating and electromagnetic processing equipment - Requirements on touch currents, voltages and electric fields from 1 kHz to 6 MHz
15-09-2017
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Organization and use of this document
5 Prospective source voltage limits
6 Assessment of the source impedance
7 Touching and access considerations
8 Impedances of parts of the body, and touch current
densities
9 Capacitively coupled currents in the body due to an
external electric field or insulated live part
10 Electric shock - immediate nerve and muscle
reactions
11 Electric shock - local overheating and burns of
parts of the body
12 Requirements and risk group classification
13 Non-sinusoidal touch currents
14 Warning marking and risk group classifications
Annex A (informative) - Examples of calculations
Annex B (informative) - Rationales, references and
volunteer studies in the non-thermal case
Annex C (informative) - Additional information and
rationales - skin data and impedances of parts
of the body
Bibliography
IEC TS 62996:2017(E) addresses the safety assessments in the frequency range between 1 kHz and 6 MHz and provides limits for touch and touch currents for industrial installations or equipment for electroheating (EH) and electromagnetic processing of materials (EPM). Indirect contact by capacitive currents to parts of an earthed human body in an open space are also included, since the current is then distributed analogously in the part of the body and differs from cases of induced electric shock.
DevelopmentNote |
Stability Date: 2020. (09/2017)
|
DocumentType |
Technical Specification
|
PublisherName |
International Electrotechnical Committee
|
Status |
Current
|
Standards | Relationship |
PD IEC/TS 62996:2017 | Identical |
IEC TS 62997:2017 | Industrial electroheating and electromagnetic processing equipment - Evaluation of hazards caused by magnetic nearfields from 1 Hz to 6 MHz |
18/30366694 DC | BS EN 60519-3. Safety in installations for electroheating and electromagnetic processing Part 3. Particular requirements for inductively coupled and resistive equipment and processing installations |
IEC TR 63167:2018 | Assessment of contact current related to human exposure to electric, magnetic and electromagnetic fields |
PD IEC/TS 62997:2017 | Industrial electroheating and electromagnetic processing equipment. Evaluation of hazards caused by magnetic nearfields from 1 Hz to 6 MHz |
IEC 60050-195:1998 | International Electrotechnical Vocabulary (IEV) - Part 195: Earthing and protection against electric shock |
IEC 60364-4-41:2005+AMD1:2017 CSV | Low voltage electrical installations - Part 4-41: Protection for safety - Protection against electric shock |
IEC GUIDE 117:2010 | Electrotechnical equipment - Temperatures of touchable hot surfaces |
IEC 60519-6:2011 | Safety in electroheat installations - Part 6: Specifications for safety in industrial microwave heating equipment |
EN 50444:2008 | Basic standard for the evaluation of human exposure to electromagnetic fields from equipment for arc welding and allied processes |
IEEE C95.1-2005 | IEEE Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fields, 3 kHz to 300 GHz |
IEC TS 62997:2017 | Industrial electroheating and electromagnetic processing equipment - Evaluation of hazards caused by magnetic nearfields from 1 Hz to 6 MHz |
IEEE C95.6-2002 | IEEE Standard for Safety Levels With Respect to Human Exposure to Electromagnetic Fields, 0-3 kHz |
IEC 61140:2016 | Protection against electric shock - Common aspects for installation and equipment |
IEC 60519-9:2005 | Safety in electroheat installations - Part 9: Particular requirements for high-frequency dielectric heating installations |
IEC 61010-1:2010+AMD1:2016 CSV | Safety requirements for electrical equipment for measurement, control, and laboratory use - Part 1: General requirements |
IEC 60519-1:2015 | Safety in installations for electroheating and electromagnetic processing - Part 1: General requirements |
IEC TS 60479-2:2007 | Effects of current on human beings and livestock - Part 2: Special aspects |
IEC 60990:2016 | Methods of measurement of touch current and protective conductor current |
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