Butterfly valves - Operating coupling
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Operating coupling
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References for manually operated butterfly valves
Operating coupling with square 28
References for motorizable butterfly valves
Operating coupling with square 28
(*) DN150-300: take handwheel (171383) with square 30mm (instead of coupling) and take operating coupling square 29x28 (RAA29G)
(*) DN150-250: take handwheel (171383) with square 30mm (instead of coupling) and take operating coupling square 29x28 (RAA29G)
(*) DN150-200: take handwheel (171383) with square 30mm (instead of coupling) and take operating coupling square 29x28 (RAA29G)
References for buried butterfly valves
Operating coupling with square 28