380V SB73WD frequency drives

详情

• Voltage: 1 Ph **0V: 0.***5.5kW
• 3 Ph **0V: 0.****2kW
• SB*3WD, as a special frequency inverter for tension control field, is manufactured with reliability since the application of high-end technical platform, well-designed high performance vector control algorithm and field application experience
• Internal high-performance vector control technology
• Synchronous speed + error correction, good synchronous tracking, constant tension winding/unwinding, highly stable tension control
• Tension taper rolling function, good winding/forming
• Internal multi-tension control mode for realizing tension closed-loop control and open-loop control
• Internal logical configuration, no need for upper PLC, applicable to operation conditions of straight wire-drawing machine
• Two groups of process PID parameters, multiple PID parameter modification modes; obtain satisfactory tension control effect in large empty/full rolling proportion
• Various internal modules for simplifying external hardware circuit
• Excellent inertia, torque compensation function, good adaptation of open-loop tension control
• Outstanding process PID function
• Two groups of PID parameters are provided, smooth transition and switchover of two groups of PID parameters can be conducted according to external control terminal, operation frequency, linear velocity, size of rolling diameter, computed value of arithmetic unit
• One method will be suitable for field operation conditions
• Application fields
• Product is applicable to various water tank type wire drawing machines/ straight wire-drawing machines, electric wire and cable extruder, metallurgical rod/wire and strip mill, copper/aluminum rolling equipment, printing and dyeing textile equipment, continuous printing and compositing equipment of films, and papermaking machine