GB/T 18487.3-2001 PDF English
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Electric vehicle conductive charging system AC/DC Electric vehicle charging station
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GB/T 18487.3-2001: Electric vehicle conductive charging system AC/DC Electric vehicle charging station
---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT18487.3-2001
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 29.060.10
T 36
GB/T 1 8487.3-2001
Electric Vehicle Conductive Charging System
A.C./D.C. Electric Vehicle Charging Station
Issued on. NOVEMBER 2, 2001
Implemented on. MAY 1, 2002
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine of the People's Republic of China
Table of Contents
Foreword... 3
IEC Foreword... 4
1 Scope... 6
2 Normative References... 6
3 Definition... 8
4 General... 8
5 Standard Conditions for Operation in Service and for Installation... 9
6 Rating of A.C. Input and D.C. Output Voltages and Current... 9
7 General Test Requirements... 10
8 Functions and Requirements... 10
9 Electrical Safety... 13
10 Dielectric Insulation Test... 14
11 Environmental Tests... 16
12 Specific Connector Requirements... 24
13 Communication between EV and D.C. Charging Station... 24
14 Classification... 25
15 Marking and Instructions... 25
Appendix A... 27
Appendix B... 29
1 Scope
This Standard, together with GB/T 18487.1, gives specific requirements (maximum
A.C. voltage of 660V and maximum D.C. voltage of 1,000V in accordance with GB
156-1993) for conductive connection to A.C./D.C. electric vehicle charging station.
For A.C. charging station, this Standard does not cover box type assemblies with
socket-outlets, which is installed for the purpose of delivering energy to the vehicle
and have no charging control functions.
According to GB/T 18487.1, the charging mode of D.C. electric vehicle charging
station shall be Mode 4.
This Standard does not cover all other safety aspects related to maintenance.
2 Normative References
The involved provisions in the following standards will become the provisions through
reference in this Standard. When published, all the shown versions are valid. All the
standards will be revised, and all parties using this Standard shall discuss the
possibility of using the latest version.
GB/T 156-1993 Standard voltage
GB/T 2423.1-1989 Basic environmental testing procedures for electric and
electronic products - Tests A. Cold (eqv IEC 60068-2-1.1 974)
GB/T 2423.2-1989 Basic environmental testing procedures for electric and
electronic products Tests B. Dry heat (eqv IEC 600682-2.1974)
GB/T 2423.3-1993 Basic environmental testing procedures for electric and
electronic products - Test Ca. Damp heat, steady state (eqv IEC60068-2-3.1984)
GB/T 2423.4-1993 Basic environmental testing procedures for electric and
electronic products - Test Db. Damp heat, cyclic (eqv IEC60068-2-30.1980)
GB/T 2423.18-1985 Basic environmental testing procedures for electric and
electronic products - Test Kb. salt mist cyclic (sodium chloride solution) (idt IEC
60068-2-52;1996)
GB/T 2423.22-1987 Environmental testing for electric and electronic products -
Test N. Change of temperature (eqv IEC60068-2-14.1984)
GB/T 2423.24-1995 Environmental testing for electric and electronic products -
Part 2.Test methods Test Sa. Simulated solar radiation at ground level (idt IEC
60068-2-5.1975)
GB 4208-1993 Degrees of protection provided by envelope (IP code) (eqv IEC
60529.1989)
GB/T 6113.1-1995 Specifications for radio disturbance and immunity measuring
apparatus (eqv CISPR 16-1.1993)
GB/T 6113.2-1998 Methods of measurement of radio disturbance and immunity
(eqv CISPR 16-2.1996)
3 Definition
Definitions in GB/T 18487.1 and the following definition apply in this Standard.
Vehicle charging control unit (VCCU)
System embedded in the electric vehicle which controls the charging parameters of
the off-board charger.
4 General
4.1 A.C. charging station
A.C. electric vehicle charging station is all the equipment having special function of
controlling charging and used for delivering A.C. power to the electric vehicle, which is
installed in the same envelope.
A.C. electric vehicle charging station may be connected to the electric vehicle in three
different connection modes.
4.2 D.C. charging station
Use supply wires and connectors to connect the charging station to the electric
vehicle. The supply wires and connectors are permanently attached to the charging
station in the connection mode C in GB/T 18487.1-2001.
5 Standard Conditions for Operation in Service and for
Installation
The rated value of the A.C. supply voltage is up to 660 V. The permissible voltage
fluctuation shall be within ±10% of the nominal voltage. The rated value of the
frequency is 50 Hz±1Hz.
6 Rating of A.C. Input and D.C. Output Voltages and Current
6.1 A.C. voltage/current input
The recommended value of rated voltage and rated current shall be in accordance
with the national standard.
6.2 D.C. voltage/current output
The maximum permissible values of rated output voltage and current are 1000V and 400A.
7 General Test Requirements
7.1 All the tests in this Standard are type test.
7.2 Unless otherwise specified, type test shall be carried out on a single specimen
as delivered and configured in accordance with the manufacturer's instructions.
7.3 Unless otherwise specified, the tests shall be carried out in the order of the
clauses and subclauses in this Standard.
7.4 The tests shall be carried out with the specimen or any movable part of it placed
in the most unfavourable position which may occur in normal use.
7.5 The tests shall be carried out in a draught open location and in general,
7.6 The parameters of the 50Hz A.C.
8 Functions and Requirements
8.1 Control functions
For mode 3 charging, the electric vehicle charging station shall provide the control
functions listed in 6.2 of GB/T 18487.1-2001
8.2 Safety connection check
Continuously check the earthing connection. Charging is permissible only when the
electric vehicle is in intact and correct connection.
8.3 Emergency service
An emergency disconnection device shall be installed to isolate the A.C./D.C. electric
vehicle charging station to turn off the A.C.
8.4 Permissible temperature
The maximum permissible surface temperature of parts of the A.C./D.C. electric
vehicle charging station which are hand touched, at an ambient temperature of 40°C,
shall be.
8.5 Charging station protection degree (IP)
8.6 Location of connectors
The lower part of the plug-socket installed (case A and B connections) shall be located
at a height between 0.4 m and 1.5 m above the ground.
Connector sheath shall be provided if connection mode C is adopted. The riding
position of the connectors after charging is finished shall meet the previous
requirements. The D.C. electric vehicle charging station shall provide a method to
indicate whether the connectors are in right position after disconnection.
8.7 Cable housing on the A.C./D.C. electric vehicle charging station
The A.C./D.C. electric vehicle charging station shall provide a method to store the
cable correctly on the station after the disconnection.
8.8 Extension cable
The use of an extension cable is to prohibit use of any unsafe (risk of overload,
absence of protective conductor, etc.) connected components between the electric
vehicle and the electric vehicle charging station.
8.9 Metering
Metering (if necessary) shall be undertaken periodically to the charger and the
associated tests shall be carried out in accordance with IEC 61036.
8.10 D.C. voltage/current output
For D.C. charging station, the subclauses about the D.C. output value shall be the
acceptable comprehensive value of the D.C. charging station and the electric vehicle.
The relevant references may be found in GB 17478.
8.10.1 Rated output and maximal output power
The D.C. charging station shall be able to deliver D.C. voltage to the electric vehicle in
the [permissible] voltage range and the [permissible] current range within the limit of
its maximum power at an ambient temperature of 40°C.
8.10.2 Output voltage and current error
The error between the output voltage and current of the D.C. charging station,
compared to the setting point sent by the electric vehicle shall not be greater than 1 %
for the voltage and 5 % for the current.
8.10.3 Periodic and random deviation
The periodic and random error of the output current shall not be greater than 10 %
peak-to-peak, within the range [Imin, Imax] of the D.C. charging station.
8.10.4 Turn on inrush current (A.C./D.C. side)
When turning on, the peak of the inrush current shall be limited within 10% of the
maximum rated current of the charging station.
8.10.5 Transient process of turning off voltage
When the switch disconnects, the peak of the voltage shall not exceed 140% of the
actual working voltage.
8.10.6 Response time to a setting point sent by the electric vehicle
The rise time of the outputs of the D.C. charging station to a step voltage signal (rise
time between 10 % and 90 % of the setting point) sent by the vehicle, shall be less
than 5s, with a unique overshoot less than 10 % during a few ms. The fall time to 0 A
of the D.C. charging station shall be less than 50 ms after the D.C. charging station
receives a shutdown order.
9 Electrical Safety
The general requirements for electrical safety shall be in accordance with the
requirements of the national standard GB/T 18487.1.In addition, the following
requirements shall be met.
9.1 Protection against electric shock in case of a fault (non-contact)
RCD shall not be automatically reset. Manual reset may be accessible to the user.
Automatic reset of other personnel protection devices should comply with national
regulations.
9.2 Earthing electrode and continuity between the exposed conductive parts
and the earthing circuit of the D.C.
9.3 Inspection of electrical continuity of the protective conductor of the
electric vehicle
In mode 3 charging, if the vehicle charging station detects failure in the electrical
continuity of the protective conductor, the output of the electrical supply to the vehicle
shall be switched off immediately.
10 Dielectric Insulation Test
10.1 Dielectric withstand characteristics
10.1.1 Dielectric strength
The dielectric withstand voltage at the frequency of 50 Hz shall be as follows.
10.1.3 Insulation resistance
The insulation resistance with a 500V D.C. voltage applied between all inputs/outputs
connected together (power supply included) and the vehicle shall be.
10.2 Leakage current
The leakage current shall be measured (see Figure 1 and Figure 2), the station being
supplied under 1.1 times the rated voltage after the damp heat test (see 11.1.4).
The value of the leak current shall not exceed that in Table 2.
10.3 Protective measures
The protective measures against overcurrent and overvoltage shall comply with the
requirements of GB 16895.5 and IEC 60634-4-443.
10.4 Electric clearance and creepage distance
Electrical devices installed in the charging stations shall have electric clearances and
creepage distances complying with those specified in relevant standards. For bare
live conductors and terminations (e.g. bus bars, connections between apparatus)
electric clearances and creepage distances shall be chosen in accordance with GB/T
16935.1.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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