variable frequency converter c4 m anti corrosion

{"cid":"91221558","title":"Heavy-Duty Motor Controller with IP54 Rating and C4-M Anti-Corrosion for Harsh Plant Conditions","imgUrl":"https:\/\/img.chinax.com\/nimg\/49\/b6\/804e4bbed2688040ec8661c5ff6e-200x200-1.jpg","attrs":{"Brand Name":"COENG","Model Number":"HD8000","Minimum Order Quantity":"1","Delivery Time":"10-30working days","Certification":"CE","Place of Origin":"China","Payment Terms":"L\/C,T\/T,Western Union","Supply Ability":"20000sets\/year","Packaging Details":"Wooden Case","Rated voltage of grid side":"2: 1900V 3: 3300V 6: 6600V A: 10kV","Rated voltage of motor side":"3: 3300V 6: 6600V A: 10kV","Power":"10: 10MVA","Rectification method":"P: PWM D: Diode basic rectification","Common bus rectification method":"Blank: single rectification 2: double rectification","Common bus inverter method:":"Blank: single D: double inverter T: triple inverter"}}