RVP wire and cable

RVP: control cable.    KVV22 PVC insulated PVC sheathed steel tape armored control cable.    KYJVP-ZR cross-linked polyethylene insulated PVC sheathed copper wire braided shield flame-retardant control cable.    KYJVP2-NH cross-linked polyethylene insulated PVC sheathed copper tape shielded fire-resistant control cable.

Meaning of symbols in power cable models

T: Copper (generally omitted, not included in the model) L: aluminum V: PVC insulation or sheath YJ: cross-linked PVC insulation 22: steel strip armor 32: thin steel wire armor 42: thick steel wire armor

Main purpose and use characteristics

It is applicable to control, monitoring circuit and protection circuit with rated voltage of 450/750V and below.    The long-term allowable working temperature of XLPE insulated control cables shall not exceed 90 ℃, the long-term allowable working temperature of PVC insulated and PE insulated control cables shall not exceed 70 ℃, and the installation ambient temperature shall not be lower than 0 ℃. The bending radius of copper tape shielded or steel tape armored cables shall not be less than 12 times the outer diameter of the cable, and the bending radius of other types of cables shall not be less than 6 times the outer diameter of the cable.