Special economizer of 220V three -phase asynchronous motor
The utility model provides a special economizer of 220V three -phase asynchronous motor, include: 220V three phase current module, rectifier stack, dc -to -ac converter module and intermediate circuitmodule, the three phase current output of 220V three phase current module is connected with the thre...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model provides a special economizer of 220V three -phase asynchronous motor, include: 220V three phase current module, rectifier stack, dc -to -ac converter module and intermediate circuitmodule, the three phase current output of 220V three phase current module is connected with the three power input end of rectifier stack respectively, two output port of rectifier stack connect two variable resistance one end respectively, and parallelly connected resistance -capacitance oscillation circuit is in order to restrain temporal impulse current after the variable resistance, dc -to -acconverter module input is connected variable resistance's the other end, AC motor's power input end is connected to the dc -to -ac converter module, and gives one set of economizer system of power transformation device installation, regulation with the output interflow electric power control of transformer voltage is accomplished through the controller, its energy -conserving effect is showing.
本实用新型提供了种220V三相异步电动机专用节能装置， |
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