IEC 62752:2024

IEC 62752 ®
Edition 2.0 2024-03
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
In-cable control and protection device (IC-CPD) for mode 2 charging of electric
road vehicles
Dispositif de contrôle et de protection intégré au câble (IC-CPD) pour la charge
en mode 2 des véhicules électriques

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IEC 62752 ®
Edition 2.0 2024-03
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
In-cable control and protection device (IC-CPD) for mode 2 charging of electric

road vehicles
Dispositif de contrôle et de protection intégré au câble (IC-CPD) pour la charge

en mode 2 des véhicules électriques

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 29.120.50  ISBN 978-2-8322-8434-6

– 2 – IEC 62752:2024 © IEC 2024
CONTENTS
FOREWORD . 10
INTRODUCTION . 12
1 Scope . 13
2 Normative references . 14
3 Terms and definitions . 16
3.1 Terms and definitions relating to plugs and socket-outlets . 16
3.2 Terms and definitions relating to terminals . 18
3.3 Terms and definitions relating to residual current functions . 18
3.3.1 Terms and definitions relating to currents flowing from live parts to
earth . 18
3.3.2 Terms and definitions relating to the energization of the residual current
function . 19
3.3.3 Terms and definitions relating to the operation and to the functions of
the IC-CPD . 19
3.3.4 Terms and definitions relating to values and ranges of energizing
quantities . 21
3.3.5 Terms and definitions relating to values and ranges of influencing
quantities . 23
3.3.6 Terms and definitions relating to conditions of operation . 23
3.3.7 Terms and definitions relating to control functions between electric
vehicle and IC-CPD . 23
3.4 Terms and definitions relating to tests . 24
3.5 Terms and definitions relating to construction . 24
4 Classification . 24
4.1 According to the supply . 24
4.1.1 General . 24
4.1.2 IC-CPD supplied from one phase and neutral and from two phases
(LNSE/LLSE or LNE/LLE) . 24
4.1.3 IC-CPD supplied from three phases and neutral (LLLNSE or LLLNE) . 25
4.2 According to the construction . 25
4.2.1 General . 25
4.2.2 IC-CPD including the function box separated from the plug and vehicle
connector . 25
4.2.3 Modular IC-CPD . 25
4.3 According to the method of connecting the cable(s) . 25
4.3.1 General . 25
4.3.2 Non-rewirable IC-CPDs . 25
4.3.3 IC-CPDs wired by the manufacturer . 25
4.3.4 Pluggable IC-CPD . 25
4.4 Classification according to the protective conductor path . 26
4.4.1 General . 26
4.4.2 IC-CPDs with switched protective conductor . 26
4.4.3 IC-CPDs with non-switched protective conductor . 26
4.5 Classification according to the verification of availability of the upstream
protective conductor . 26
4.5.1 General . 26
4.5.2 IC-CPD with verification of the availability of the upstream protective
conductor . 26

4.5.3 IC-CPD without verification of the availability of the upstream protective
conductor . 26
4.6 Classification according to the usage . 26
4.6.1 IC-CPD for portable use . 26
4.6.2 IC-CPD for wall mounting . 26
4.6.3 IC-CPD for portable use and for wall mounting . 26
5 Characteristics of IC-CPDs . 27
5.1 Summary of characteristics . 27
5.2 Rated quantities and other characteristics . 27
5.2.1 Rated voltages . 27
5.2.2 Rated current (I ) . 27
n
5.2.3 Rated residual operating current (I ) . 28
∆n
5.2.4 Rated residual non-operating current (I ) . 28
∆no
5.2.5 Rated frequency . 28
5.2.6 Rated making and breaking capacity (I ) . 28
m
5.2.7 Rated residual making and breaking capacity (I ) . 28
∆m
5.2.8 Operating characteristics in case of residual currents comprising a DC
component . 28
5.2.9 Insulation coordination including creepage distances and clearances . 28
5.2.10 Coordination with short-circuit protection devices (SCPDs) . 28
5.3 Standard and preferred values . 29
5.3.1 Preferred values of rated operational voltage (U ) . 29
e
5.3.2 Preferred values of rated current (I ) . 29
n
5.3.3 Standard values of rated residual operating current (I ) . 29
∆n
5.3.4 Standard value of rated residual non-operating current (I ) . 30
∆no
5.3.5 Standard minimum value of the non-operating overcurrent through the
IC-CPD . 30
5.3.6 Preferred values of rated frequency . 30
5.3.7 Minimum value of the rated making and breaking capacity (I ) . 30
m
5.3.8 Minimum value of the rated residual making and breaking capacity
(I ) . 30
∆m
5.3.9 Standard value of the rated conditional short-circuit current (I ) . 30
nc
5.3.10 Standard value of the rated conditional residual short-circuit current
(I ) .
...