National standard WD-MYP low smoke halogen-free mobile rubber flexible cable

National standard WD-MYP low smoke halogen-free mobile rubber flexible cable

main purpose
WD-（MY）UY-0.38/0.66
Mining mobile rubber sheathed flexible cable
The rated voltage is0.38/0.66KVPower connection of various underground mobile coal mining equipment
WD-（MYP）UYP-0.38/0.66
Mining mobile shielded rubber sheathed flexible cable
The rated voltage is0.38/0.66KVPower connection of various underground mobile coal mining equipment
WD-（MYP）UYP-0.66/1.14
Mining mobile shielded rubber soft sheathed cable
National standard WD-MYP low smoke halogen-free mobile rubber flexible cableThe rated voltage is0.66/1.14KVPower connection of various underground mobile coal mining equipment
1Insulation resistance between main cores of cable insulation and between main cores and ground wire,Convert to+20℃Time not less than100MΩ·km.
2Convert the transition resistance of the main core shielding layer to20℃Time not exceeding3kΩ.
3Product standards:MT818.5-1999.
4TheMYPType cable has3A main wire core with insulation shielding and a ground wire wrapped in a semi conductive rubber layer are twisted around the semi conductive rubber layer to form a cable. Squeeze black chlorinated polyethylene rubber sheath or black chloroprene rubber sheath outside.
5Conductive wire core: made of soft copper wire, its performance meets the requirementsGB/T3956-1997.
6Insulation: AdoptingGB7594.2-1987middleXJ-00AType rubber.
7Core identification: Insulation color separation identification is used, with the main core being red, green, and white.
8Ground wire: covered with a semi conductive rubber.
9Insulation shielding: Cover the insulation surface with a semi conductive tape.
10Cable formation:3A main core1A ground wire is twisted around a semi conductive rubber pad core in the right direction to form a cable.
11Sheath: AdoptingGB7594.7-1987middleXH-03AType rubber. Oxygen index of sheath rubber≥40.
12The flame retardant performance of the finished cable meets the requirementsMT386-1995The requirements.
13Cable marking: The surface of the cable is printed with the model, voltage, specifications, and manufacturer's name.