NB/T 33009-2013 (NB/T 33009-2021 Newer Version) PDF English
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(Technical guidelines for the construction of electric vehicle charging and swapping facilities (attached to the provisions))
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Technical guide for electric vehicle charging/battery swap infrastructure construction
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NB/T 33009-2013: PDF in English (NBT 33009-2013) NB/T 33009-2013
ENERGY INDUSTRY STANDARD OF
THE PEOPLE’S REPUBLIC OF CHINA
ICS 29.200
K 81
Record No.: 43510-2014
Technical guide for electric vehicle charging/battery
swap infrastructure construction
ISSUED ON: NOVEMBER 28, 2013
IMPLEMENTED ON: APRIL 01, 2014
Issued by: National Energy Administration
Table of Contents
Foreword ... 4
1 General Principles ... 6
2 Construction Principles ... 7
2.1 Principles of planning ... 7
2.2 Principles of site selection ... 7
2.3 Layout of charging station/battery swap station ... 8
3 Technical Principles ... 9
3.1 AC charging spot ... 9
3.2 Charging station ... 9
3.3 Type-A battery swap station ... 11
3.4 Type-B battery swap station ... 12
3.5 Battery dispatch center ... 12
3.6 Metering ... 12
3.7 Safety and firefighting ... 13
3.8 Signs and identifications ... 13
4 Project Construction and Acceptance ... 14
Explanation of Wording in this Code ... 15
List of Quoted Standards ... 16
Technical guide for electric vehicle charging/battery
swap infrastructure construction
1 General Principles
1.0.1 The electric vehicle charging/battery swap infrastructure construction shall
implement relevant national laws, regulations, technical standards, energy-saving and
environmental protection policies; so that be technologically advanced, safe and
reliable, economical and reasonable, and convenient to use.
1.0.2 This Standard specifies the basic technical principles that shall be followed in the
electric vehicle charging/battery swap infrastructure construction; it is applicable to the
electric vehicle charging/battery swap infrastructure construction, including AC
charging spot, charging station, battery swap station and battery dispatch center, etc.
1.0.3 The electric vehicle charging/battery swap infrastructure construction shall follow
the principles of unified standard, unified specification, unified identification, optimized
distribution, safety and reliability, and moderate advancement.
1.0.4 The electric vehicle charging/battery swap infrastructure shall be reasonably
determined the design plan according to the project characteristics, equipment
capacity, site environment, energy-saving and environmental protection, and the like
factors.
1.0.5 The electric vehicle charging/battery swap infrastructure construction shall be
compatible with the local electrical vehicle development plan; coordinate to promote
with the development of electrical vehicle application; improve the resource utilization
efficiency; and fully guarantee the electric power supply of the electric vehicle.
1.0.6 The electric vehicle charging/battery swap infrastructure include the following
construction modes, such as AC charging spot, charging station, battery swap station,
battery dispatch center, etc. The battery swap station can be divided into Type-A and
Type B battery swap station according to the different functions, and as per the
requirements of 5.2 specified in GB/T 29772-2012 General Requirements of Electric
Vehicle Battery Swap Station.
3 Technical Principles
3.1 AC charging spot
3.1.1 The functions and technical indicators shall meet the requirements of current
industry standard NB/T 33002 Specification for Electric Vehicle A.C Charging Point.
3.1.2 The design of the power supply and distribution system shall meet the relevant
requirements of the current national standard GB 50054 Code for Design of Low-
voltage Electrical Distribution System.
3.1.3 The charging coupler shall meet the requirements of the current national
standard GB/T 20234.2 Connection Set for Conductive Charging of Electric Vehicles -
Part 2: AC Charging Coupler.
3.1.4 AC charging spot shall be equipped with necessary external protective
equipment.
3.1.5 AC charging spot shall have the communication interface with the superior
monitoring and management system.
3.2 Charging station
3.2.1 The charging station power supply system shall meet the following conditions:
1 The design of transformer room and power distribution room shall meet the
requirements of current national standard GB 50053 Code for Design of 10kV &
Under Electric Substation; while the design of low-voltage power distribution part
shall meet the requirements of current national standard GB 50054 Code for
Design of Low-voltage Electrical Distribution System.
2 The number of power supplies shall be selected according to the degree of
importance and power distribution capacity.
3 The power supply voltage level shall be determined according to the power
distribution capacity.
4 The capacity of the power supply system shall meet the requirements for the
electricity consumption by the charging, lighting, monitoring, etc. in the charging
station; and leave a certain margin.
5 Take effective power quality control measures; reduce the impact on the public
power grid; so that the power quality of the charging station at the access point
of the public power grid meet the requirements of current national standard GB/T
29316 Power Quality Requirements for Electric Vehicle Charging/Battery Swap
Infrastructure.
3.3 Type-A battery swap station
3.3.1 The design of power supply system in Type-A battery swap station shall meet the
requirements of 3.2.1.
3.3.2 The charging system in Type-A battery swap station shall meet the following
conditions:
1 The function and technical indicators of in-station charger can refer to the
requirements of current industry standard NB/T 33001 Specification for Electric
Vehicle off-Board Conductive Charger.
2 The in-station charger shall be properly arranged, and facilitate the ventilation and
heat dissipation.
3 The in-station charger shall have the function of data communication with the
monitoring system.
3.3.3 The battery pack swap system in the Type-A battery swap station shall meet the
following conditions:
1 The battery pack shall have standard mechanical dimensions and electrical
parameters.
2 The charging stand shall be matched with the battery pack; and achieve a safe
and reliable connection with battery pack.
3 The charging stand shall have corresponding status indication and
communication interface; and have automatic alarm function.
4 The charging stand shall have a guiding function for the battery pack; and have
limiting device for the battery pack.
5 The battery pack connector shall adopt the structure with electrical and electronic
separation; and has a function of preventing mis-insertion.
6 The battery pack swap equipment shall have maximum power limit and anti-tip
function.
7 Automatic and semi-automatic battery pack swap equipment shall have a manual
emergency stop function.
3.3.4 The monitoring system in Type-A battery swap station shall meet the following
conditions:
1 The monitoring system of battery swap station shall meet the requirements of
3.2.3.
the current national standard GB/T 28569 Electric Energy Metering for Electric Vehicle
AC Charging Spot.
3.6.3 The metering between the off-board charger and electric vehicle shall conform
to the current national standard GB/T 29318 Electric Energy Metering for Electric
Vehicle off-Board Charger.
3.6.4 When taking the battery swap mode, the electric energy metering between the
battery swap station and the electric vehicle user shall adopt corresponding metering
mode according to the operation mode.
3.7 Safety and firefighting
3.7.1 The charging/battery swap infrastructure shall meet the firefighting requirements
of current national standards GB 50016 Code of Design on Building Fire Protection
and Prevention, GB 50140 Code for Design of Extinguisher Distribution in Buildings,
and current industry standard DL 5027 Typical Extinguishing and Protection Regulation
of Electrical Equipment.
3.7.2 The fire separation distance between the charging/battery swap infrastructure
and other civil buildings (structures), various factories, warehouses, storage yards,
storage tanks shall conform to the Class-D factory provisions of GB 50016.
3.7.3 Accident battery isolation measures shall be taken in the battery swap station.
3.7.4 The lightning protection design of the charging station and battery swap station
shall conform to the relevant provisions of current national standard GB 50057 Design
Code for Protection of Structures against Lightning.
3.7.5 The grounding of the AC electrical equipment shall conform to the relevant
provisions of current industry standard DL/T 621 Grounding for AC Electrical
Installations.
3.7.6 Take effective isolation measures, and set warning signs to prevent the unrelated
personnel from entering the charging area and battery swap area.
3.8 Signs and identifications
3.8.1 The guiding signs and safety warning signs, etc. shall be set in a conspicuous
position of the charging/battery swap infrastructure.
3.8.2 The necessary charging parameters and operating instructions shall be indicated
in a conspicuous position of the charging equipment and battery swap equipment.
......
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.
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