Overhead insulated cables with a rated voltage of 1KV or less
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Product Standard
This product is manufactured according to GB/T12527-2008 "Aerial insulated cables with rated voltage of 1kV and below" and IEC60502 "Power cables and accessories with extruded insulation with rated voltage of 1-30kV" standards.
Scope of application
This product has a rated voltage U of 1kV and below, and is used for overhead fixed installation and service lines.
Usage Characteristics
Maximum permissible long-term operating temperature of cable conductor: Polyvinyl chloride insulated and polyethylene insulated overhead cables should not exceed 70℃; cross-linked polyethylene insulated overhead cables should not exceed 90℃.
During short circuit (maximum duration not exceeding 5s), the maximum temperature of the cable conductor: Polyvinyl chloride insulated overhead cable should not exceed 160℃; Polyethylene insulated overhead cable should not exceed 130℃; Cross-linked polyethylene insulated overhead cable should not exceed 250℃.
The ambient temperature during cable laying should not be lower than -20℃.
Cable bending radius: When the cable outer diameter is less than 25mm, it should not be less than 4 times the cable outer diameter; when the cable outer diameter is equal to or greater than 25mm, it should not be less than 6 times the cable outer diameter.
Cable Model and Name
Model Name
JKV 1kV rated voltage copper core polyvinyl chloride insulated overhead cable
JKY 1kV rated voltage copper core polyethylene insulated overhead cable
JKYJ 1kV rated voltage copper core cross-linked polyethylene insulated overhead cable
JKLV 1kV rated voltage aluminum core polyvinyl chloride insulated overhead cable
JKLY 1kV rated voltage aluminum core polyethylene insulated overhead cable
JKLYJ 1kV rated voltage aluminum core cross-linked polyethylene insulated overhead cable
Production Range
Model Nominal Cross-section Core Number
JKV 10-400 1
JKY 10-400 1
JKYJ 10-400 1
JKLV 10-400 1
JKLY 10-400 1
JKLYJ 10-400 1
Keywords: Overhead insulated cables with a rated voltage of 1KV or less
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