...电动蝶阀,止回阀,能耗比较, [gap=632]eywords：replacing control valve by frequency controlled pump in terminal system,electric butterfly valve,check valve,energy consumption comparison, ..
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...一、进口电动蝶阀（知名品牌）产品简介： 德国《LOCKE》洛克--进口电动蝶阀(Electric butterfly valve)采用一体化结构，接入220VAC电源即可控制运转，也可加入控制模块,输入控制信号(4-20mADC或1-5VDC)进行调节控制。
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Electric butterfly valve series 电动蝶阀系列
electric butterfly valve detail 电动蝶阀
flange type electric butterfly valve 电动法兰式蝶阀
Electric metal sealing butterfly valve 电动金属密封蝶阀
Electric double-flange eccentric butterfly valve 点动双法兰偏心蝶阀
Electric Eccentric Butterfly Valve 电动偏心蝶阀
Electric liquid butterfly valve 电液蝶阀
Electric control butterfly valve 进口电动调节蝶阀
The butterfly valve using the same materials as seals, the use of electric or gas transmission.
该蝶阀采用阀体同质材料加工成密封圈，采用电或气传动。
The company specializes in the production of various kinds of electric pneumatic control valve, butterfly valves, valve.
本公司专业生产各类气动电动调节阀、蝶阀、球阀。
VTLEBUF01 electric high vacuum butterfly valve USES electric device to drive the stem disc to perform open close action.
VTLEBUF 01型电动高真空蝶阀是以电动装置驱动阀杆与阀板执行启闭动作。
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