◆ SDQ(H)(B)整體式部分回轉電動執行機構 适用於對開環或閉環控制系統中各類蝶閥、球閥進行控制調節的一種裝置,爲整體式結構,防護等級IP65,輸出轉距範圍:60-800Nm,全行程時間:6-30s。其中SDQB爲隔爆型,隔爆等級爲Diibt4; SDQH爲核電型,核安全等級1E級K3類。 ◆ SDQ(H)(B) series Compact Part-turn Electric Actuators SDQ(H)(B) series actuators are used in process engineering for open and closing operation of valve in open-loop or closed-loo control equipment, where final control elements such as butterfly valve, ball valve. etc. are actuated. The structure is compact. The degree of protection is IP65. The output torque range is 60-800Nm; the full travel time is 6-30s. SDQB series actuator is flameproof type; the degree of Flameproof is d IIBT4. SDQH series actuator is used for nuclear power station; the nuclear safety class is Class IE. Category K3.