Lvneng Electricity Technology Co.,Ltd.

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.