西门子软启动器3RW3系列可以限制起动电流和起动转矩，有效防止机械冲击以及电网电压降。通过相位控制降低电机电压，并能够在可调起动时间内将电机电压增加到电网电压。软起动和软停车可以保证连接设备上的应力***小化，确保生产运营平稳。采用两相控制的SIRIUS3RW30/属于标准型，***适用于功率***大55KW的标准应用。3RW40也属于标准型，适用范围为75～250KW，3RW44属于高性能型产品，适用范围为15～1200KW。3RW40、3RW44都是西门子公司的新产品。应用：通风、泵、传送、压缩机、风机、混合机、铣床、碎石机。西门子软启动器3RW系列型号：3RW2122-1BG013RW4422-1B***43RW4443-6B***43RW2124-1BG013RW4422-1BC343RW4443-6BC343RW2125-1BG013RW4422-3B***43RW4456-2B***43RW2221-1AB153RW4422-3BC343RW4427-3BC343RW4443-2BC343RW4447-2BC343RW4456-2BC343RW2223-1AB153RW4422-1B***53RW4427-1B***53RW4443-6B***53RW4447-6B***53RW4456-6B***53RW2225-1AB153RW4422-1BC353RW4427-1BC353RW4443-6BC353RW4447-6BC353RW4456-6BC353RW2226-1AB153RW4422-3B***53RW4427-3B***53RW4443-2B***53RW4447-2B***53RW4456-2B***53RW2227-1AB153RW4422-3BC353RW4427-3BC353RW4443-2BC353RW4447-2BC353RW4456-2BC353RW2228-1AB153RW4422-1B***63RW4427-1B***63RW4443-6B***63RW4447-6B***63RW4456-6B***63RW2230-1AB153RW4422-1BC363RW4427-1BC363RW4443-6BC363RW4447-6BC363RW4456-6BC363RW2231-1AB153RW4422-3B***63RW4427-3B***63RW4443-2B***63RW4447-2B***63RW4456-2B***63RW2234-0DB153RW4422-3BC363RW4427-3BC363RW4443-2BC363RW4447-2BC363RW4456-2BC363RW2235-0DB153RW4423-1B***43RW4434-6B***43RW4444-6B***43RW4453-6B***43RW4457-6B***43RW2236-0DB153RW4423-1BC343RW4434-6BC343RW4444-6BC343RW4453-6BC343RW4457-6BC343RW2236-0DB163RW4423-3B***43RW4434-2B***43RW4444-2B***43RW4453-2B***43RW4457-2B***43RW2236-0DB183RW4423-3BC343RW4434-2BC343RW4444-2BC343RW4453-2BC343RW4457-2BC343RW2238-0DB153RW4423-1B***53RW4434-6B***53RW4444-6B***53RW4453-6B***53RW4457-6B***53RW2238-0DB163RW4423-1BC353RW4434-6BC353RW4444-6BC353RW4453-6BC353RW4457-6BC353RW2240-0DB153RW4423-3B***53RW4434-2B***53RW4444-2B***53RW4453-2B***53RW4457-2B***53RW2240-0DB163RW4423-3BC353RW4434-2BC353RW4444-2BC353RW4453-2BC353RW4457-2BC353RW2240-0DB183RW4423-1B***63RW4434-6B***63RW4444-6B***63RW4453-6B***63RW4457-6B***63RW2241-0DB153RW4423-1BC363RW4434-6BC363RW4444-6BC363RW4453-6BC363RW4457-6BC363RW2242-0DB143RW4423-3B***63RW4434-2B***63RW2242-0DB153RW4423-3BC363RW2242-0DB163RW4424-1B***43RW4435-6B***43RW4445-6B***43RW4454-6B***43RW4458-6B***43RW2242-0DB183RW4424-1BC343RW4435-6BC343RW4445-6BC343RW4454-6BC343RW4458-6BC343RW2243-0DB143RW4424-3B***43RW4435-2B***43RW4445-2B***43RW4454-2B***43RW4458-2B***43RW2243-0DB153RW4424-3BC343RW4435-2BC343RW4445-2BC343RW4454-2BC343RW4458-2BC343RW2243-0DB163RW4424-1B***53RW4435-6B***53RW4445-6B***53RW4454-6B***53RW4458-6B***53RW2245-0DB143RW4424-1BC353RW4435-6BC353RW4445-6BC353RW4454-6BC353RW4458-6BC353RW2245-0DB153RW4424-3B***53RW4435-2B***53RW4445-2B***53RW4454-2B***53RW4458-2B***53RW2247-0DB143RW4424-3BC353RW4435-2BC353RW4445-2BC353RW4454-2BC353RW4458-2BC353RW2247-0DB153RW4424-1B***63RW4435-6B***63RW4445-6B***63RW4454-6B***63RW4458-6B***63RW2247-0DB163RW4424-1BC363RW4435-6BC363RW4445-6BC363RW4454-6BC363RW4458-6BC363RW2250-0DB143RW4424-3B***63RW4435-2B***63RW4445-2B***63RW4454-2B***63RW4458-2B***63RW2250-0DB153RW4424-3BC363RW4435-2BC363RW4445-2BC363RW4454-2BC363RW4458-2BC363RW2250-0DB163RW4425-1B***43RW4436-6B***43RW4446-6B***43RW4455-6B***43RW4465-6B***43RW2701-0AA003RW4425-1BC343RW4436-6BC343RW4446-6BC343RW4455-6BC343RW4465-6BC343RW2900-3AA003RW4425-3B***43RW4436-2B***43RW4446-2B***43RW4455-2B***43RW4465-2B***43RW2900-3BA003RW4425-3BC343RW4436-2BC343RW4446-2BC343RW4455-2BC343RW4465-2BC343RW2920-0AB003RW4425-1B***53RW4436-6B***53RW4446-6B***53RW4455-6B***53RW4465-6B***53RW2920-0BA003RW4425-1BC353RW4436-6BC353RW4446-6BC353RW4455-6BC353RW4465-6BC353RW2920-0BB003RW4425-3B***53RW4436-2B***53RW4446-2B***53RW4455-2B***53RW4465-2B***53RW2920-0BC003RW4425-3BC353RW4436-2BC353RW4446-2BC353RW4455-2BC353RW4465-2BC353RW2920-0BD003RW4425-1BC363RW4436-6B***63RW4446-6B***63RW4455-6B***63RW4465-6B***63RW2920-1BB053RW4425-1B***63RW4436-6BC363RW4446-6BC363RW4455-6BC363RW4465-6BC363RW2920-1BC053RW4425-3B***63RW4436-2B***63RW4446-2B***63RW4455-2B***63RW4465-2B***63RW2920-1BC063RW4425-3BC363RW4436-2BC363RW4446-2BC363RW4455-2BC363RW4465-2BC363RW2920-1BC083RW4426-1B***43RW4466-6B***43RW2920-1DA003RW4426-1BC343RW4466-6BC343RW2920-2AD003RW4426-3B***43RW4466-2B***43RW2920-2AE003RW4426-3BC343RW4466-2BC343RW2920-2AH003RW4426-1B***53RW4466-6B***53RW2920-2AJ003RW4426-1BC353RW4466-6BC353RW2920-2AK003RW4426-3B***53RW4466-2B***53RW2920-2AL003RW4426-3BC353RW4466-2BC353RW2920-3AC003RW4426-1B***63RW4466-6B***63RW2920-3AD003RW4426-1BC363RW4466-6BC363RW2920-3AE003RW4426-3B***63RW4466-2B***63RW2920-3AF003RW4426-3BC363RW4466-2BC363RW2920-4AC003RW2920-4AD003RW2920-6KC003RW2920-6KD003RW2920-6KE003RW2920-6KH003RW2920-6LC003RW2920-6LD003RW2920-6LE003RW2920-6LH003RW2920-6MC003RW2920-6ME003RW3003-1CB543RW3003-2CB543RW3014-1CB043RW3014-1CB143RW3016-1CB043RW3016-1CB143RW3024-1AB043RW3024-1AB053RW3024-1AB143RW3024-1AB153RW3025-1AB043RW3025-1AB053RW3025-1AB143RW3025-1AB153RW3026-1AA123RW3026-1AB043RW3026-1AB053RW3026-1AB143RW3026-1AB153RW3034-1AB043RW3034-1AB053RW3034-1AB143RW3034-1AB153RW3035-1AA123RW3035-1AB043RW3035-1AB053RW3035-1AB143RW3035-1AB153RW3036-1AB043RW3036-1AB053RW3036-1AB143RW3036-1AB153RW3044-1AB043RW30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