AC traction Shearer models sparse column Technical parameters: serial number MG200 / 456-AWD series MG300 / 350-AWD Series Model MG200 / 456-AWD MG300 / 350-NWD MG300 / 350-NAWD installed power (KW) Cutting Traction total power 200 × 2 + 25 × 2 + 5.5 Cutting traction total power 300 + 50 = 350 300 Cutting traction total power production capacity of 350 + 50 = (f / h) 800 700 700 cutting height (m) 1.1 ~ 2.3 2.2 to 3.2 1.8 to 2.9 seam inclination (°) ≤45 ≤16 ≤16 machine surface height (mm) 853 1722 1430 Roller diameter (mm) φ1100φ1250 φ1600φ1800φ2200 φ1600φ1800 cutting depth (mm) 630 630 800 630 800 supporting the conveyor width (mm) 630 730 730 764 730 764 voltage (KV) 1.14 1.14 1.14 Speed ??mode Airborne Airborne AC variable speed AC frequency control airborne AC variable speed traction gear pin-track rail gear gear pin pin Rail Traction 320 ~ 200 317 ~ 317 ~ 187.5 187.5 traction speed (m / min) 0 ~ 7.6 ~ 12.6 0 ~ 8.65 ~ 14.4 0 ~ 8.65 ~ 14.4 Weight (t) 23.5 22 20 mining height range (m) 1.1 ~ 2.3 2.2 to 3.3 1.8 to 2.9