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Great Wall Cable Co.,Ltd.
Add: Yaotai Industrial Zone,Jiajiakou Town,Ningjin County, Xingtai City,Hebei Province.
International Trade: 0086-311-87761517
Phone Sales: 0086-319-5460899
E-mail: gwcable@126.com
Copyright © 2019 Great Wall Cable Co., Ltd. 冀ICP备09018508号-1 Powerby: 300.cn
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0.66/1.14kV and below coal mine used mobile flame-retardant flexible cable
Use
This product is mine used rubber-sheathed flexible cable and is suitable for power connection of mobile coal cutter units with a rated voltage of 0.66/1.14kV and below and other devices.
Working conditions
The long-term allowable working temperature of cable conductor is 65 ℃, the minimum bending radius of the cable is 6 times of the cable diameter. The yellow sheathed cable shall not be exposed to sunlight for a long time.
Type、Name、Use
| Type | Name | Use |
| MY-0.38/0.66 | Coal mine used mobile rubber-sheathed flexible cable | Power connection of various underground mobile coal mining devices with a rated voltage of 0.38/0.66kV |
| MYE-0.38/0.66 | Coal mine used mobile elastomer flexible cable | Power connection of various underground mobile coal mining devices with a rated voltage of 0.38/0.66kV |
| MYP-0.38/0.66 | Coal mine used mobile shield rubber sheathed flexible cable | Power connection of various underground mobile coal mining devices with a rated voltage of 0.38/0.66kV |
| MYPE-0.38/0.66 | Coal mine used mobile shield elastomer flexible cable | Power connection of various underground mobile coal mining devices with a rated voltage of 0.38/0.66kV |
| MYP-0.66/1.14 | Coal mine used mobile shield rubber sheathed flexible cable | Power connection of various underground mobile coal mining devices with a rated voltage of 0.66/1.44KV |
| MYPE-0.66/1.14 | Coal mine used mobile shield elastomer flexible cable | Power connection of various underground mobile coal mining devices with a rated voltage of 0.66/1.44KV |
Size
| Number of cores×nominal conductor cross section(mm2) | Nominal thickness(mm) | Cable diameter(mm) | Number of cores×nominal conductor cross section(mm2) | Nominal thickness(mm) | Cable diameter(mm) | ||||
| Insulation | Sheath |
MY-0.38/0.66 MYE-0.38/0.66 |
Insulation | Sheath |
MY-0.38/0.66 MYE-0.38/0.66 |
||||
| The minimum value | The maximum | The minimum value | The maximum | ||||||
| 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 conductor cross section(mm2) |
Power line core nominal insulation thickness (mm) |
Sheathed nominal thickness (mm) |
Cable diameter(mm) | ||||
| Core power lines | Ground wire core |
MY-0.38/0.66 MYE-0.38/0.66 |
MYP-0.38/0.66 MYPE-0.38/0.66 |
||||
| The minimum value | The maximum | The minimum value | The maximum | ||||
| 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 conductor cross section(mm2) |
Power line core nominal insulation thickness (mm) |
Sheathed nominal thickness (mm) |
Cable diameter(mm) | ||
| Core power lines | Ground wire core | MYP-0.66/1.44 | |||
| The minimum value | The maximum | ||||
| 3×10 | 1×16 | 1.8 | 4.5 | 31.7 | 34.9 |
| 3×16 | 1×10 | 1.8 | 4.5 | 34.2 | 37.6 |
| 3×25 | 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 |
| 3×95 | 1×25 | 2.4 | 6.0 | 62.1 | 68.1 |
The technical requirements
Power line core insulation resistance：Table 5
Table 5
|
Nominal power line core section mm |
Minimum insulation resistance at 20 ℃ ≤ (MΩ.km) |
| 4 | 200 |
| 6 | 180 |
| 10 | 160 |
| 16 | 120 |
| 25 | 120 |
| 35 | 100 |
| 50 | 100 |
| 70 | 80 |
| 95 | 80 |
| - | - |
1)Tearing strength of the outer sheath rubber is not less than 7.5N/mm
2)Other electrical properties of the product are subject to GB3048 specification