1. Application
This product is used as power supply connection cable for coal cutters or similar equipment of rated voltage 0.66/1.14kV and below.
2. Guide to Use
The max. conductor temperature in normal use is 90℃ and the min. bend radius of the cables is 6 times cable diameter; the cable with yellow sheath can not be exposed to sunlight for a long time.
3. Code, Description and Usage
| Code | Description | Usage |
| MCPJB-0.66/1.44 | Rubber sheathed flexible cable for coal cutters with braided reinforced layer | Power supply connection cable for coal cutters or similar equipment, can be dragged directly |
| MCPJR-0.66/1.44 | Rubber sheathed flexible cable for coal cutters with wrapped reinforced layer | Power supply connection cable for coal cutters or similar equipment, used in drag chains |
4. Sectional Drawing
5. Technical Particulars
| No. of Cores * Sectional Area (mm2) | Insulation Thickness (mm) | Sheath Thickness (mm) | Overall Diameter (mm) | ||||||
| Power Core | Earth Core | Pilot Core | Monitoring Core | Power Core | Pilot Core | Inner Sheath | Outer Sheath | MCPJR-0.66/1.14 | MCPJB-0.66/1.14 |
| 3*35 | 16 | 3*1.5 | 3*1.5 | 1.8 | 0.7 | 1.8 | 3.0 | 40.5-46.0 | 43.5-49.0 |
| 3*50 | 25 | 3*1.5 | 3*1.5 | 1.8 | 0.7 | 2.0 | 3.5 | 46.5-52.5 | 49.5-55.7 |
| 3*70 | 35 | 3*1.5 | 3*1.5 | 1.8 | 0.7 | 2.0 | 3.5 | 51.0-57.5 | 54.0-61.0 |
| 3* 95 | 50 | 3*1.5 | 3*1.5 | 2.0 | 0.7 | 2.4 | 4.0 | 57.5-64.5 | 60.5-68.0 |
Note: the conductor sectional area of the pilot core shall be over 1.5mm2; the inner sheath thickness is only for your information and will not be tested.
6. Technical Performance
1) The conductor resistance shall meet the following requirements
| Power Core Sectional Area (mm2) | Max. conductor DC resistance at 20℃ (Ω/kM) | Power Core Sectional Area (mm2) | Max. conductor DC resistance at 20℃ (Ω/kM) |
| 35 | 0.565 | 70 | 0.277 |
| 50 | 0.393 | 95 | 0.210 |
2) The insulation resistance meets the following requirements
| Nominal Sectional Area (mm2) | Insulation Resistance at 20℃ (MΩ·kM) | Nominal Sectional Area (mm2) | Insulation Resistance at 20℃ (MΩ·kM) |
| 35 | ≥250 | 70 | ≥200 |
| 50 | ≥250 | 95 | ≥200 |
3) Sheath tensile strength is over 11.0MPa, and has an elongation of over 250% at break.
4) 0.66/1.14kV cables can withstand a 3.7kV/5Min voltage test and no breakdown shall occur.
5) The flame-retardant performance of the cable meets all requirements of burn test in standard MT 386-1995.
Add：No.268 jingwu road, economic development zone,
yueqing city, zhejiang province
Service hotline：400-0700-118 Tel：0577-62667555
Alibaba site：zghongqidianlan.1688.com
© 2013-2018 China · HongQi group LTD. All rights reserved
© 2013-2018 China · HongQi group LTD. All rights reserved
