0.66/1.14kV and below mobile flame-retardant soft cables for coal mines
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Purpose
This product is a series of rubber-sheathed flexible cables for mining use. It is suitable for connecting power supply lines for mobile coal mining machines and other equipment with a rated voltage of 0.66/1.14KV and below.
Usage Conditions
The long-term allowable working temperature of the cable conductor is 65℃. The minimum bending radius of the cable is 6 times the diameter of the cable. Yellow sheathed cables should not be exposed to sunlight for long periods.
Model, Name, PurposeModel Name Purpose MY-0.38/0.66 Mobile rubber-sheathed flexible cable for coal mines Power connection for various underground mobile coal mining equipment with a rated voltage of 0.38/0.66KV MYE-0.38/0.66 Mobile elastomer flexible cable for coal mines Power connection for various underground mobile coal mining equipment with a rated voltage of 0.38/0.66KV MYP-0.38/0.66 Mobile shielded rubber-sheathed flexible cable for coal mines Power connection for various underground mobile coal mining equipment with a rated voltage of 0.38/0.66KV MYPE-0.38/0.66 Mobile shielded elastomer flexible cable for coal mines Power connection for various underground mobile coal mining equipment with a rated voltage of 0.38/0.66KV MYP-0.66/1.14 Mobile shielded rubber-sheathed flexible cable for coal mines Power connection for various underground mobile coal mining equipment with a rated voltage of 0.66/1.44KV MYPE-0.66/1.14 Mobile shielded elastomer flexible cable for coal mines Power connection for various underground mobile coal mining equipment with a rated voltage of 0.66/1.44KV Specifications and Dimensions
Number of Cores × Nominal Conductor
Cross-section (mm2)Nominal Thickness (mm) Cable Outer Diameter (mm) Number of Cores × Nominal Conductor
Cross-section (mm2)Nominal Thickness (mm) Cable Outer Diameter (mm) Insulation Sheath MY-0.38/0.66
MYE-0.38/0.66Insulation Sheath MY-0.38/0.66
MYE-0.38/0.66Minimum Value Maximum Value Minimum Value Maximum Value 1×50 1.6 2.4 18.7 20.5 1×185 2.2 3.4 32.7 35.9 1×70 1.6 2.6 20.9 23.0 1×240 2.4 3.5 35.3 38.8 1×95 1.8 2.8 24.2 26.6 1×300 2.6 3.6 40.0 43.3 1×120 1.8 3.0 26.4 29.0 1×400 2.8 3.8 43.4 47.7 1×150 2.0 3.2 30.1 33.0 Number of Cores × Nominal Cross-section (mm2) Power Line Core Insulation
Nominal Thickness
(mm)Sheath Nominal Thickness
(mm)Cable Outer Diameter (mm) Power Line Core Ground Wire Core MY-0.38/0.66
MYE-0.38/0.66MYP-0.38/0.66
MYPE-0.38/0.66Minimum Value Maximum Value Minimum Value Maximum Value 3×4 1×4 1.4 3.5 20.9 23.0 22.9 25.2 3×6 1×6 1.4 3.5 22.9 25.1 24.7 27.2 3×10 1×10 1.6 4.0 27.8 30.6 29.7 32.7 3×16 1×10 1.6 4.0 30.3 33.3 32.2 35.4 3×50 1×16 1.8 4.5 36.4 40.1 38.3 41.0 3×35 1×16 1.8 4.5 40.5 44.6 42.4 46.6 3×50 1×16 2.0 5.0 45.5 50.1 47.7 51.0 3×70 1×25 2.0 5.0 51.5 55.1 52.4 57.1 Number of Cores × Nominal Cross-section (mm2) Power Line Core Insulation Standard Thickness
3×25
(mm)Sheath Nominal Thickness
(mm)Cable Outer Diameter (mm) Power Line Core Ground Wire Core MYP-0.66/1.44 Minimum Value Maximum Value 3×10 1×16 1.8 4.5 31.7 34.9 3×16 1×10 1.8 4.5 34.2 37.6 3×95 1×16 2.0 5.0 40.3 44.3 3×35 1×16 2.0 5.0 44.4 48.8 3×50 1×16 2.2 5.5 51.5 54.6 3×70 1×25 2.2 5.5 53.9 59.3 Technical Requirements 1×25 2.4 6.0 62.1 68.1
Power line core insulation resistance: see Table 5Table 5
Power Line Core Nominal Cross-section
mm
Insulation resistance at 20℃ ≤ (MΩ.km) minimum value1. The outer sheath rubber has a tear strength of not less than 7.5N/mm. 4 200 6 180 10 160 16 120 25 120 35 100 50 100 70 80 95 80 - - 2. Other electrical performance of the product complies with GB3048 specifications.
2、产品的其它电气性能按GB3048规格。
0.66/1.14kV and below mobile flame-retardant soft cables for coal mines
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