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NB/T 33027-2016 English PDF (NBT33027-2016)

NB/T 33027-2016 English PDF (NBT33027-2016)

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NB/T 33027-2016: Technical requirements for modularized charging cabin of EV

This Standard specifies the basic composition, general requirements, identification, transport and storage of modularized charging cabin of EV. This Standard is applicable to the design, manufacture and use of the charging cabin.
NB/T 33027-2016
NB
ENERGY INDUSTRY STANDARD
OF THE PEOPLE REPUBLIC OF CHINA
ICS 43.040.99
T 35
Record No.. 54777-2016
Technical requirements for
modularized charging cabin of EV
ISSUED ON. FEBRUARY 5, 2016
IMPLEMENTED ON. JULY 1, 2016
Issued by. National Energy Administration of China
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Terms and definitions ... 4
4 Basic composition ... 5
5 General requirements ... 5
6 Marks, transport, storage... 9
Technical requirements for
modularized charging cabin of EV
1 Scope
This Standard specifies the basic composition, general requirements,
identification, transport and storage of modularized charging cabin of EV (hereinafter referred to as the charging cabin).
This Standard is applicable to the design, manufacture and use of the charging cabin.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 4208-2008, Degrees of Protection Provided By Enclosure (IP Code)
GB 7251.1-2013, Low-voltage switchgear and control gear assemblies - Part 1. General rules
GB 7251.3-2006, Low-voltage switchgear and control gear assemblies - Part 3. Particular requirements for low-voltage switchgear and control gear
assemblies intended to be installed in places where unskilled personnel can enter
GB/T 19596-2004, Terminology of electric vehicles
GB/T 19826-2005, General specification and safety requirement for DC
power supply equipment of power projects
GB/T 29317-2012, Terminology of electric vehicle charging/battery swap
infrastructure
3 Terms and definitions
For the purposes of this document, the terms and definitions defined in GB/T 19596-2004 and GB/T 29317-2012 as well as the followings apply.
NOTE When using at higher altitudes, consideration shall be given to the effects of reduced dielectric strength, device breaking capacity, and reduced air cooling. 5.1.2 Power supply condition
a) Input voltage. AC 220??( 1??15%)V or AC 380??(1??15%)V;
b) Frequency. 50Hz ?? 1Hz.
5.2 Appearance
The coating layer on the surface of the charging cabin shall be evenly lighted, no foaming, no cracking, no falling off. No exposed sharp angles, no debris and sharp burrs.
5.3 Structural requirements
5.3.1 General
The charging cabin shall be constructed of materials capable of withstanding the mechanical, electrical, thermal and environmental stresses produced under specified conditions of use.
5.3.2 Rust prevention (antioxidation) protection
Double-layer rust prevention measures shall be taken for the iron casing of the charging cabin and the exposed iron brackets and parts. Non-ferrous metal casing shall be protected by oxidation protection or anti-oxidation treatment. 5.3.3 Insulation materials
The insulation material used in the charging cabin shall comply with the provisions of 8.1.3 of GB 7251.1-2013.
5.3.4 Mechanical strength
The chamber of the charging cabin shall have sufficient mechanical strength to withstand the stresses under normal use and foreseeable abnormal conditions. 5.3.5 Protection level
The protection level of the charging cabin shall comply with the provisions of IP31 in GB 4208-2008.
5.4 Functional requirements
5.4.1 Monitoring function
The charging cabin shall have local monitoring function by using CAN, RS 485 c) Doors, covers, panels and similar parts shall be connected by protective conductors and main frame; the cross-sectional area of the protective
conductor shall not be less than 2.5mm2;
c) The grounding busbar and the charging cabin are connected to avoid (or penetrate the insulating layer) the paint layer to ensure an effective
electrical connection.
5.5.5 Electric shock protection
The electric shock protection of the charging cabin shall comply with the provisions of 8.4 of GB 7251.1-2013 and GB 7251.3-2006.
5.6 Noise
When the charging cabin is in normal working condition, when the ambient noise is not more than 40dB (A), the noise limit shall not exceed 65dB(A). 6 Marks, transport, storage
6.1 Marks
The mark of the product shall be clear, firm and reliable. The content includes. a) Manufacturer's name and trademark;
b) Product model and name;
c) Product specifications and parameters;
d) Date of manufacture;
e) Product number or serial number;
f) Safety warning sign.
6.2 Transport
Product packaging shall be adapted to automotive transport. During transport, loading-unloading, it shall not be subjected to severe mechanical collision, exposure, rain, or inversion. It shall be handled lightly, and it is strictly prohibited to throw, roll and heavy pressure.
6.3 Storage
The product shall be stored in a place where it is protected from direct sunlight, ventilation, and dryness; the surrounding air does not contain acid or other corrosive and explosive substances.

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