1. Application
This product is used as power supply connection cable for coal cutters or similar equipment of rated voltage 1.9/3.3kV 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.
3. Code, Description and Usage
| Code | Description | Usage |
| MCPT-1.9/3.3 | 1.9/3.3kV flexible coal cutter cable with individual metallic screen | Power supply connection cable for 1.9/3.3kV coal cutters and similar equipment |
| MCPTJ1.9/3.3 | 1.9/3.3kV flexible coal cutter cable with individual metallic screen and monitoring core | Power supply connection cable for 1.9/3.3kV coal cutters and similar equipment |
| MCPTJ-0.66/1.14 | 0.66/1.14kV flexible coal cutter cable with individual metallic screen and monitoring core | Power supply connection cable for 0.66/1.14kV coal cutters and similar equipment |
4. Sectional Drawing
5. Technical Parameters
1) MCPT-0.66/1.14, MCPTJ-0.66/1.14
|
No. of Cores * Sectional Area (mm2) | Nominal Thickness (mm) | Overall Diameter (mm) | |||||
| Power Core | Ground Core | Control Core | Auxiliary Core | Power Core Insulation (mm) | Sheath (mm) | MCPT-0.66/1.14 | MCPTJ-0.66/1.14 |
| 3*25 | 1*16 | 3*4 | 1*16 | 1.6 | 5.0 | 39.7-42.9 | 39.7-42.9 |
| 3*35 | 1*16 | 3*4 | 1*16 | 1.6 | 5.0 | 43.1-46.3 | 43.4-46.3 |
| 3*50 | 1*25 | 3*4 | 1*25 | 1.7 | 5.3 | 48.5-51.8 | 48.5-51.8 |
| 3*70 | 1*35 | 3*6 | 1*35 | 1.8 | 5.8 | 55.1-58.8 | 15.1-58.8 |
| 3*95 | 1*50 | 3*6 | 1*50 | 2.0 | 6.4 | 62.4-66.1 | 62.4-66.1 |
| 3*120 | 1*50 | 3*10 | 1*70 | 2.2 | 6.9 | 68.0-72.5 | 68.0-72.5 |
| 3*150 | 1*70 | 3*10 | 1*70 | 2.4 | 7.3 | 74.5-79.5 | 74.5-79.5 |
Note: the outer diameter of monitoring core shall be the same as that of the power core
2) MCPJB-0.66/1.14
| No. of Cores * Sectional Area (mm2) | Nominal Thickness (mm) | Overall Diameter (mm) | |||
| Power Core | Ground Core | Control Core | Power Core Insulation (mm) | Sheath (mm) | MCPJB-0.66/1.14 |
| 3*25 | 1*16 | 1*16 | 1.6 | 5.1 | 47.4-49.9 |
| 3*35 | 1*16 | 1*16 | 1.6 | 5.5 | 51.6-54.6 |
| 3*50 | 1*25 | 1*25 | 1.7 | 5.9 | 56.8-59.8 |
| 3*70 | 1*35 | 1*35 | 1.8 | 6.4 | 62.8-67.8 |
| 3*95 | 1*50 | 1*50 | 2.0 | 6.9 | 68.9-72.7 |
| 3*120 | 1*50 | 1*70 | 2.2 | 7.3 | 73.4-77.2 |
| 3*130 | 1*70 | 1*70 | 2.4 | 7.8 | 79.0-83.6 |
Note: the outer diameter of monitoring core shall be the same as that of the power core
3) MCPJB-0.66/1.14
| No. of Cores * Sectional Area (mm2) | Nominal Thickness (mm2) | Overall Diameter (mm) | |||
| Power Core | Ground Core | Control Core | Power Core Insulation (mm) | Sheath (mm) | MCPJB-0.66/1.14 |
| 3*25 | 1*16 | 3*4 | 3.0 | 5.1 | 47.4-49.9 |
| 3*35 | 1*16 | 3*4 | 3.0 | 5.5 | 51.6-54.6 |
| 3*50 | 1*25 | 3*4 | 3.0 | 5.9 | 56.8-59.8 |
| 3*70 | 1*35 | 3*6 | 3.0 | 6.4 | 62.8-67.8 |
| 3*95 | 1*50 | 3*6 | 3.0 | 6.9 | 68.9-72.7 |
| 3*120 | 1*50 | 3*10 | 3.0 | 7.3 | 73.4-77.2 |
| 3*130 | 1*70 | 3*10 | 3.0 | 7.8 | 79.0-83.6 |
Note: the outer diameter of monitoring core shall be the same as that of the power core
6. Technical Performance
1) The conductor resistance meets the following requirements
| Power Core Sectional Area (mm2) | Conductor DC resistance at 20℃ (Ω/kM) | Power Core Sectional Area (mm2) | Conductor DC resistance at 20℃ (Ω/kM) |
| 16 | ≤1.24 | 50 | ≤0.393 |
| 25 | ≤0.795 | 70 | ≤0.277 |
| 35 | ≤0.565 | 95 | ≤0.210 |
| 120 | ≤0.164 | 150 | ≤0.132 |
2) The insulation resistance meets the following requirements
| Power Core Sectional Area (mm2) | Insulation Resistance at 20℃ (MΩ·kM) | ||
| 0.66/1.15 KV | 1.9/3.3 KV | ||
| 16 |
≥350 | - | |
| 26 | ≥350 | - | |
| 35 | ≥300 | ≥400 | |
| 50 | ≥250 | ≥350 | |
| 70 | ≥250 | ≥300 | |
| 95 | ≥200 | ≥250 | |
| 120 | ≥200 | ≥250 | |
| 150 | ≥180 | ≥250 | |
| Control Core | 4/6/10 | ≥100 | ≥100 |
3) Max. conductor temperature in normal use: 90℃.
4) Insulation tensile strength is over 6.5MPa, and has an elongation of over 200% at break.
5) Sheath tensile strength is over 11.0MPa, and has an elongation of over 250% at break.
6) 0.38/0.66kV cables can withstand a 3.0kV/5Min voltage test and no breakdown shall occur; 0.66/1.14kV cables can withstand a 3.7kV/5Min voltage test and no breakdown shall occur.
7) The flame-retardant performance of the cable meets all requirements of burn test in standard MT 386-1995.
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yueqing city, zhejiang province
Service hotline：400-0700-118 Tel：0577-62667555
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© 2013-2018 China · HongQi group LTD. All rights reserved
© 2013-2018 China · HongQi group LTD. All rights reserved
