Rubber Sheathed Flexible Cable MCPJR-0.66/1.14kV for Coal Mines

Rubber Sheathed Flexible Cable MCPJR-0.66/1.14kV for Coal Mines with monitor core and braid, strengthened screen with MA certificate

Application

Electrical connection of coalcutter and similar equipments.

Manufacturing standard

MT818.3

Service Property Parameter

1. Rated voltage 0.66/1.14kV.
2. The max temperature of conductor in normal operation is 90℃.
3. The minimum-bending radius of cable is 15 times of cable diameter.
4. Cable can be exposed directly in the sunlight for long time.

Type & Description

Type Description
MCPJB-0.66/1.14 Flexible rubber-sheathed coalcutter cables with monitor core and braid strengthened screen
MCPJR-0.66/1.14 Flexible rubber-sheathed coalcutter cables with monitor core and wrap strengthened screen

Structural Sketch

Main technical indexes

1. 20℃, D.C resistance shall comply with the stipulations of GB/T3956.
2. Insulation resistance should comply with the stiputations in the table.
3. Voltage test:The calbe should pass voltage test of A.C.3.7kV lasted 5 min.No breakdown of the insulation shall occur.
4. Flame retardance test:The methods of test and requiremenis shall be those specified in MT386.

Insulation resistance
Nominal section area mm² Min.insulation resistance at 20°C MΩ·km Nominal section area mm² Min.insulation resistance at 20°C MΩ·km
35 230 70 190
50 220 95 180
Specifications and structure size
No.of cores x section area (mm²) Nominal thickness(mm) Outer diameter of cable(mm) Weight for reference kg/km Ampacity at 20℃ (A)
Power core Earth core Moniter core Power core Control moniter core Inner Sheath Outer Sheath MCPJR-0.66/1.14 MCPJB-0.66/1.14 MCPJB-0.66/1.14 MCPJR-0.66/1.14 MCPJB-0.66/1.14 MCPJR-0.66/1.14
3×35 1×16 2×2.5 1.4 0.6 1.8 3.0 40.0~44.5 42.0~47 2790 4218 145 145
3×50 1×25 2×2.5 1.6 0.6 2.0 3.5 45.5~50.5 47.5~51.0 3973 6222 182 182
3×70 1×35 2×2.5 1.6 0.6 2.0 3.5 51.5~55.0 52.0~56.5 4831 7261 225 225
3×95 1×50 2×2.5 1.8 0.6 2.4 4.0 56.0~61.5 58.0~63.0 6277 8988 276 276

 

GET IN TOUCH

We look forward to serving you! Our team will get back to you promptly.