Aluminum Alloy Core Power Cable
Keywords:
Aluminum Alloy Core Power Cable
Category:
Description
Scope of Application
This product is suitable for distribution networks, industrial devices and other fields where It is used to be fixedly laid on AC 50HZ power transmission lines with rated voltage of 0.6/1kV to transmit electric energy.
Standards Implemented
This product complies with the standard GB/T 31840.1-2015 Extruded Insulated Power Cables with Rated Voltages from 1kV (Um=1.2kV) to 35kV (Um=40.5kV). Extruded insulated power cables with aluminum alloy core, Part I: Rated voltages of 1kV (Um=1.2kV) and 3kV (Um=3.6kV).
Usage Characteristics
1. The allowable long-term working temperature of cable conductor:
The maximum temperature of the conductor of various insulation mixture cables
|
Insulating compound |
Maximum temperature of conductor ℃ |
|
|
normal operation |
Short circuit (the longest lasting 5S) |
|
|
Polyvinyl chloride (PVC/A) |
70 |
160 |
2. The ambient temperature during cable laying shall not be lower than 0℃
3. Minimum allowable bending radius during cable laying:
Minimum bend radius allowed during cable laying
|
Project |
Single core cable |
Multi-core cable |
|||
|
Minimum bending radius of cable during installation |
Unarmored |
Armored |
Unarmored |
Armored |
Chain armor |
|
20D |
15D |
15D |
12D |
7D |
|
|
Note: D is the outer diameter of the cable |
|||||
4. The rated voltage of the cable U0/U (Um): 0.6/1 (1.2) kV and 1.8/3 (3.6) kV
U0: rated power frequency voltage between conductor and ground or metal shield for cable design;
U: rated power frequency voltage between conductors for cable design;
Um: the maximum value of the "highest system voltage" that the equipment can withstand.
Routine tests
|
Rated voltage U0 (kV) |
Test voltage kV |
|
0.6 |
3.5 |
|
Duration 5 (min) No insulation breakdown |
|
Common cable model
|
Model |
Name |
|
YJLHV |
Aluminum alloy core XLPE insulated and PVC sheathed power cable |
|
VLHY |
Aluminum alloy core PVC insulated PE sheathed power cable |
Current product combustion characteristic code
|
Series code |
Codename |
name |
|
|
Flame retardant series |
Halogenated |
ZA |
Flame Retardant Class A |
|
Halogen-free and low-smoke |
WDZ |
Halogen-free low-smoke flame retardant |
|
|
Refractory series |
Halogenated |
N |
refractory |
|
Halogen-free and low-smoke |
WDZN |
Halogen-free low-smoke flame retardant and fire-resistant |
|
The performance of flame-retardant, halogen-free and low-smoke cable meets the requirements of GB/T19666-2019 and GB/T18380-2008.
Cable structure diagram
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