Mine telephone cables, mining flame-retardant telephone cable with standard: MT818.14-1999MHYVR (PUYVR) (1 × 2 1 × 4 2 × 2 3 × 2 4 × 2 5 × 2 6 × 2 8 × 2 10 × ?) polyethylene insulated PVC sheathed mining signal cable for mine for a common signal transmission can be mobile use. MHY32 (PUYV39-1) (1 × 2 1 × 4 × 2 3 × 2 × 2 × 2 × 2 8 × 2 10 × 2) 1/1.0, 1/1.38 polyethylene insulated steel wire armored, PVC vinyl sheath coal mine for drift or shaft or inclined signal cable for signal transmission. MHYV (PUYV) (1 × 2 1 × 4 2 × 2 3 × 2 4 × 2 5 × 2 6 × 2 8 × 2 10 × 2) 1/1.0, 1/1.38 polyethylene insulated PVC sheathed coal use The signal cable is used to mine for normal signal transmission, for fixed laying. MHYVRP 7/0.30, 7/0.37, 7/0.43, 7/0.52 (1 ~ 10 pair of 1 × 4) insulated copper wire braid shield PVC sheathed coal signal cables for the electric field interference larger place for the signal transmission cable is softer. MHYVP (1 × 2 1 × 4 × 2 3 × 2 × 2 × 2 × 2 8 × 2 10 × 2?) × 7/0.30, 7/0.37, 7/0.43, 7/0.52 polyethylene insulation PVC sheath for use in mines signal cables for the electric field to interfere with the larger spaces for signal transmission can be used for fixed installation. MHYV MHYVR1 * 2 * 7/0.3 1 * 2 * 7/0.37 1 * 2 * 7/0.43 1 * 2 * 7/0.52 2 * 2 * 7/0.3 2 * 2 * 7/0.37 2 * 2 * 7/0.43 2 * 2 * 7/0.52 3 * 2 * 7/0.3 * 2 * 7/0.37 three * 2 * 7/0.43 3 * 2 * 7/0.52 4 * 2 * 7/0.3 * 2 * 7/0.37 4 * 2 * 7/0.43 * 2 * 7/0.52 * 2 * 7/0.3 * 2 * 7/0.37 * 2 * 7/0.43 5 * 2 * 7/0.52 6 * 2 * 7/0.3, 6 * 2 * 7/0.37 * 2 * 7/0.43 * 2 * 7/0.52 7 * 2 * 7/0.3 7 * 2 * 7/0.37 7 * 2 * 7/0.43 7 * 2 * 7/0.52 8 * 2 * 7/0.3 * 2 * 7/0.37 8 * 2 * 7/0.43 8 * 2 * 7/0.52 9 * 2 * 7/0.3 * 2 * 7/0.37 9 * 2 * 7/0.43 9 * 2 * , 7/0.5210 * 2 * 7/0.3, 10 * 2 * 7/0.37 10 * 2 * 7/0.43 10 * 2 * 7/0.52 20 * 2 * 7/0.3 20 * 2 * 7/0.37 20 * 2 * 7 / 0.43 20 * 2 * 7/0.5230 * 2 * 7/0.3 30 * 2 * 7/0.37 30 * 2 * 7/0.43 30 * 2 * 7/0.52MHYV MHYVP1 * 2 * 7/0.28 1 * 2 * 7/0.7 1 * 2 * 7/0.43 1 * 2 * 7/0.52 1 * 3 * 7/0.28 1 * 3 * 7/0.7 1 * 3 * 7/0.43 1 * 3 * 7/0.521 * 4 * 7/0.28 1 * 4 * 7/0.7 * 4 * 7/0.43 1 * 4 * 7/0.52 1 * 5 * 7/0.28 1 * 5 * 7/0.7 1 * 5 * 7/0.43 1 * 5 * 7/0.521 * 6 * 7/0.28 1 * 6 * 7/0.7 1 * 6 * 7/0.43 1 * 6 * 7/0.52 1 * 7 * 7/0.28 1 * 7 * 7/0.7 * 7 * 7/0.43 * 7 * 7 / 0.521 * 8 * 7/0.28 1 * 8 * 7/0.7 * 8 * 7/0.43 1 * 8 * 7/0.52 1 * 9 * 7/0.28 1 * 9 * 7/0.7 * 9 * 7/0.43 1 * 9 * 7/0.521 * 10 * 7/0.28 1 * 10 * 7/0.7 1 * 10 * 7/0.43 1 * 10 * 7/0.52MHYVR MHYVRP1 * 2 * 7/0.28 1 * 2 * 7/0.7 1 * 2 * 7/0.43 1 * 2 * 7/0.52 1 * 4 * 7/0.28 1 * 4 * 7/0.7 1 * 4 * 7/0.43 1 * 4 * 7/0.52MHYV1 * 2 * 0.5 1 * 2 * 0.6 1 * 2 * 0.7 1 * 2 * 0.8 1 * 4 * 0.5 1 * 4 * 0.6 * 4 * 0.7 * 4 * 0.8 1 * 3 * 0.5 * 3 * 0.6 1 * 3 * 0.7 * 3 * 0.8MHYV22 MHYV325 * 2 * 0.7 5 * 2 * 0.8 5 * 2 * 0.9 5 * 2 * 1.0 10 * 2 * 0.7 10 * 2 * 0.8 10 * 2 * 0.9 10 * 2 * 1.0 20 * 2 * 0.7 20 * 2 * 0.8 20 * 2 * 0.9 20 * 2 * 1.0 30 * 2 * 0.7 30 * 2 * 0.8 30 * 2 * 0.9 30 * 2 * 1.0 50 * 2 * 0.7 50 * 2 * 0.8 50 * 2 * 0.9 50 * 2 * 1.0 80 * 2 * 0.7 80 * 2 * 0.8 80 * 2 * 0.9 80 * 2 * 1.0 100 * 2 * 0.7 100 * 2 * 0.8 100 * 2 * 0.9 100 * 2 * 1.0 manufacturer