High-voltage cables for road vehicle
1 Scope
This standard specifies the requirements, test methods, inspection rules, marking and packaging as well as application and maintenance of the high-voltage cables for road vehicle.
This standard is applicable to high-voltage cables for road vehicles with rated voltages of AC 1000V/DC 1500 V and AC 600V/DC 900V .
2 Normative references
The following referenced documents are indispensable for the application of this standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 1690 Rubber, vulcanized or thermoplastic - Determination of the effect of liquids
GB/T 3953 Round copper wire for electrical purposes
GB/T 4910 Tinned round copper wire
GB/T 25085-2010 Road vehicles — 60V and 600V single-core cables
GB/T 25087-2010 Road vehicles —Round, screened and unscreened 60V and 600 V multi-core sheathed cables
QC/T 414-2016 Design rule of color and type code for automotive cables
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 25085 and GB/T 25087 apply.
4 Requirements
4.1 Models
The cable models are compiled according to QC / T 414—20116 . Main cable models are specified in Annex B.
4.2 Operating temperature
The working temperature of the cables is selected according to the continuous working duration of 3 000 h , and the temperature grade is shown in Table 1, GB/T 25085.
4.3 Structural dimension
The cable specifications and corresponding structural dimensions are specified in Annex A.
4.4 Conductor
4.4.1 Conductor is formed by twisting together the bare or tinned soft round copper wires specified in Table 1.
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Test methods
6 Inspection rules
7. Packaging and marking
Annex A (Normative) Dimension of cable construction
Annex B (Informative) Models of main cables
