YFVB 熱塑彈性耐曲撓扁平控制電纜  適用于額定電壓450/750V的起重機、吊車、行車、掘進機、起動拖車及其它移動機械動力、控制、照明線路用銅芯熱塑彈性體或丁腈復合物絕緣熱塑彈性體護套帶狀扁平軟電纜。

YFVB thermoplastic elastic flexural flat control cable is suitable for use in power, control, and lighting circuits of cranes, cranes, cranes, excavators, starting trailers, and other mobile machinery with a rated voltage of 450/750V, using copper core thermoplastic elastomer or nitrile composite insulation thermoplastic elastomer sheathed flat flexible cables.

1、型號及名稱：

1. Model and name:

型號 名稱

Model name

KVVRD 銅芯熱塑彈性體絕緣熱塑彈性體護套帶狀控制軟電纜。

KVVRD copper core thermoplastic elastomer insulated thermoplastic elastomer sheathed ribbon control flexible cable.

KFVRD 銅芯丁睛復合物絕緣熱塑彈性體護套帶狀控制軟電纜。

KFVRD copper core nitrile composite insulated thermoplastic elastomer sheathed ribbon control flexible cable.

YVVB 銅芯熱塑彈性體絕緣熱塑彈性體護套移動用扁平軟電纜。

YVVB copper core thermoplastic elastomer insulated thermoplastic elastomer sheathed flat flexible cable for mobile use.

YFVB 銅芯丁睛復合物絕緣熱塑彈性體護套移動用扁平軟電纜。

YFVB copper core nitrile composite insulated thermoplastic elastomer sheathed flat flexible cable for mobile use.

2、使用特性 3.1、電纜長期工作溫度不超過70℃。 3.2、電纜使用溫度不低于-40℃。 3.3、電纜經往復曲撓50000次（單程）試驗后，試樣不發生電流斷路，也不發生導體間短路，并應能經受2000V電壓試驗5min。 3.4、電纜小彎曲半徑為小邊長度的6倍。

2. Usage characteristics 3.1: The long-term working temperature of the cable shall not exceed 70 ℃. 3.2. The operating temperature of the cable shall not be lower than -40 ℃. 3.3. After undergoing 50000 cycles of reciprocating bending (single pass) test, the sample shall not experience current interruption or short circuit between conductors, and shall be able to withstand a 2000V voltage test for 5 minutes. 3.4. The small bending radius of the cable is 6 times the length of the small edge.