型号 主要尺寸(mm) Φ D d L L1 L2 L3 W S DTL-16S 8.4 10 6.0 90 32 45 20 18 3.0 DTL-25S 8.4 12 7.0 93.5 38 44 20 18 3.2 DTL-35S 8.4 14 8.5 104 42 48.5 20 20 3.6 DTL-50S 8.4 16 9.5 112 46 50 20 23 4.0 DTL-70S 10.5 18 12.0 125 47 59 25 26 4.5 DTL-95S 10.5 21 13.0 136 53 60 30 28 5.8 DTL-120S12.5 23 15.0 145 55 69 30 30 5.5 DTL-150S12.5 25 16.0 150 55 70 30 34 6.0 DTL-185S12.5 27 18.0 162 62 76 35 37 6.5 DTL-240S12.5 30 20.0 170 65 78 35 40 7.0 DTL-300S16.5 34 23.0 190 72 87 40 45 8.5 DTL-400S16.5 38 26.0 195 75 87 40 50 8.5 DTL-500S21 42 29.5 225 80 110 45 60 9.5