设计特点
○ 小型轻便,容易拆装及维修,并可在任意位置安装。
○ 结构简单,紧凑,90°回转启闭迅速。操作扭矩小,省力轻巧。
○ 流量特性趋于直线,调节性能好。
○ 启闭试验次数多达数万次,寿命长。
○ 达到完全密封,气体试验泄漏为零。
○ 选择不同零部件材质,可适用多种介质。


| 型号 | DN(mm) | L | D | H | H1 | A | Z-d | 执行器 |
| RDVP4R-B5-H-50 | 50 | 43 | 125 | 112 | 196.5 | 4-18 | RAT083DA | |
| RDVP4R-B5-H-60 | 65 | 46 | 145 | 115 | 241 | 4-18 | RAT092DA | |
| RDVP4R-B5-H-80 | 80 | 64 | 160 | 120 | 263.5 | 8-18 | RAT105DA | |
| RDVP4R-B5-H-100 | 100 | 64 | 180 | 138 | 548 | 319 | 8-18 | RAT125DA |
| RDVP4R-B5-H-125 | 125 | 70 | 210 | 164 | 605 | 390 | 8-18 | RAT140DA |
| RDVP4R-B5-H-150 | 150 | 76 | 240 | 175 | 653 | 449 | 8-22 | RAT160DA |
| RDVP4R-B5-H-200 | 200 | 89 | 295 | 215 | 772 | 449 | 8-22 | RAT160DA |
| RDVP4R-B5-H-250 | 250 | 114 | 350 | 243 | 866 | 515 | 12-22 | RAT190DA |
| RDVP4R-B5-H-300 | 300 | 114 | 400 | 285 | 964 | 560 | 12-22 | RAT210DA |
| RDVP4R-B5-H-350 | 350 | 127 | 460 | 320 | 1068 | 560 | 16-22 | RAT210DA |
| RDVP4R-B5-H-400 | 400 | 140 | 515 | 350 | 1108 | 560 | 16-26 | RAT210DA |
| RDVP4R-B5-H-450 | 450 | 152 | 565 | 350 | 1176 | 654 | 20-26 | RAT240DA |
| RDVP4R-B5-H-500 | 500 | 152 | 620 | 380 | 1289 | 725 | 20-26 | RAT270DA |
| RDVP4R-B5-H-600 | 600 | 154 | 725 | 435 | 1439 | 745 | 20-30 | RAT300DA |
| RDVP4R-B5-H-700 | 700 | 165 | 840 | 480 | 1494 | 745 | 24-30 | RAT300DA |
| RDVP4R-B5-H-800 | 800 | 190 | 950 | 530 | 1718 | 860 | 24-33 | RAT350DA |
| RDVP4R-B5-H-900 | 900 | 203 | 1050 | 595 | 1818 | 860 | 28-33 | RAT350DA |
| RDVP4R-B5-H-1000 | 1000 | 216 | 1160 | 650 | 2041 | 918 | 28-36 | RAT400DA |
| RDVP4R-B5-H-1200 | 1200 | 254 | 1380 | 775 | 2276 | 918 | 32-39 | RAT400DA |