VFD for Elevator and Escalator, Variable Frequenc | RFQ Sourcing Details

Product Parameters Basic Specifications carrier frequency 2k. Hz~16k. Hz;According to the load characteristics, the carrier frequency is automatically adjusted Input Frequency Resolution digital setting : 0.01.

Hz Analog setting: maximum frequency × 0.1% Output Frequency Accuracy Digital setting: maximum frequency × ±0.01% Analog setting: maximum frequency × ±0.01% Control Method Open-loop vector control (SVC)/closed-loop vector control (VC)/VF control Starting torque 0.5. Hz/180%(SVC);0.

Hz/200%(FVC) Speed Range 1:100(SVC)/1:1000(FVC) /1:50 (V/F) Steady Speed Accuracy ±0.5%(SVC) ±0.05%(FVC) Overload Capacity 150% rated current for 60 seconds;180% rated current for 1 second.

Motor Tuning Tuning with load;Tuning without load Acceleration and deceleration curve Linear or S-curve acceleration and deceleration methods;four sets of acceleration and deceleration time and four sets of S-curve settings;various combinations Maintenance Control Can be specified by any number of speeds Multi-Speed Operation Realize up to 8-speed operation Automatic Voltage Regulator ( AVR ) When the grid voltage changes, it can automatically keep the output voltage constant Display and operation LED Display Can display setting frequency, output frequency, output voltage, output current and other parameters Parameter Copy Fast copying of parameters with LED operator panel Protective function Power-on short circuit detection, input and output phase loss protection, overcurrent protection, overvoltage protection, under-voltage protection 40 kinds of protection Key lock and function selection Realize the partial or complete locking of the keys, and define the scope of action of some keys to prevent misuse Personalization Power-on peripheral equipment safety self-test It can realize safety detection of peripheral equipment such as grounding, short circuit etc.

Power Failure Emergency Operation Simple and convenient implementation of emergency operation plan Over-speed protection Built-in elevator overspeed protection function;multiple action options Judge speed deviation Built-in speed deviation detection function;discover potential hidden dangers of elevators in time Forced Shift Function It has the function of forced speed change detection;it can effectively prevent the elevator from rushing to the top and squatting at the bottom Direct Docking Function Combined with direct docking comman