■ VTLEBUF01型－電動高真空蝶閥 ■ VTLEBUF01型電動高真空蝶閥是以電動裝置驅(qū)動閥桿與閥板執(zhí)行啟閉動作。用于接通或切斷真空管路中的氣流。適用介質(zhì)為純凈空氣和非腐蝕性氣體。 ■ VTLEBUF01 Electric High Vacuum Butterfly Valve ■ VTLEBUF01 electric high vacuum butterfly valve uses electric device to drive the stem and disc to perform open and close action. It is used to put through or cut off the airflow in vacuum pipeline. Applicable medium can be pure air and noncorrosive gases. ■ 主要技術(shù)性能 Main Technical Performance ■ ■ ■ 　適用范圍：Apply Range 　105～1.3×10-4Pa 　閥門漏率：Valve Leak Rate 　≤1.3×10-4Pa.L/S. 　適用溫度：Applicable Temperature 　-25～+80℃(丁腈橡膠) 　-30～+150℃(氟橡膠) 　電　　源：Loop Temperature time 　220V/50Hz 　安裝位置：Install the direction 　任意 ■ 主要零件材料 Materials of Main Parts ■ ■ 閥體、閥蓋、閥桿：碳鋼或不銹鋼密封件：丁腈橡膠、氟橡膠。 Body, bonnet and stem: carbon steel or stainless steel Sealing element: NBR, Viton CONSTRUCTION FIGHTS(mm) ■ 外形及連接尺寸(mm)(JB919) Overall and Connection Dimensions(mm) Model 型號 DN D Do D1 B H B1 L n-φc VTLEBUF01-40 40 85 70 44 22 183 139 157 4-φ7 VTLEBUF01-50 50 110 90 55 22 195 139 157 4-φ7 VTLEBUF01-65 65 125 105 70 26 203 139 157 4-φ9 VTLEBUF01-80 80 145 125 85 30 213 139 157 4-φ9 VTLEBUF01-100 100 170 145 105 30 231 139 157 4-φ12 VTLEBUF01-150 150 220 195 156 35 251 139 157 8-φ12 VTLEBUF01-200 200 275 250 208 40 315 147 207 8-φ12 VTLEBUF01-250 250 330 300 258 45 343 147 207 8-φ14 VTLEBUF01-300 300 380 350 308 55 368 147 207 8-φ14 VTLEBUF01-400 400 500 465 408 60 451 182 256 8-φ18 VTLEBUF01-500 500 600 565 510 80 535 182 280 12-φ18