Introduction: AS700 series engineering inverter has the characteristics of modularity, high reliability and flexible expansion, which can provide a complete set of motor drive system solutions, and can also provide modules to meet the needs of users, OEMs and system integration. The AS700 series engineering drives are designed to be rated at current and can be used in applications with high overload capacity, such as in the lifting industry. It is also suitable for industrial process control applications such as pulp and paper, metals, mining, cement, power, chemicals, oil and gas, and more.
Features:
Strong system integration capability
AFE active rectification technology
Dual air duct design to improve product reliability
Reasonable structural design, easy to maintain
Current sharing technology
Low power consumption and energy saving operation
Smooth speed tracking starts
Fast and dynamic response
Torque memory function
Master-slave control technology
Variable magnetic constant power function
Product parameters
Power input
Input voltage
U4N: DC power supply: 450-800VDC
U6N: DC power supply: 740-1200VDC
Power output
Output voltage: 0VAC - Un
Output frequency: V/F control: 0.00-300.00Hz Vector control: 0.00-120.00Hz
Overload capacity: stable operation 40°C, heavy load 150%, 1min; Light load 120%, 1min
Efficiency (full load): ≥97%
Control characteristics
Control mode: V/F control, open-loop vector control, closed-loop vector
Starting torque
V/F control: 2.50Hz 150%
Open-loop vector control: 0.5Hz 200%
Closed-loop vector control: 0.00Hz 200%
Speed range
V/F control: 1:50
Open-loop vector control: 1:200
Closed-loop vector control: 1:1000
Steady speed accuracy
V/F control: ±2%
Open-loop vector control: ±0.2%
Closed-loop vector control: ±0.02%
Torque accuracy: ±5% (closed-loop control)
Carrier frequency: 2-5kHz
Frequency setting: 0.01Hz (digital command)
Resolution: ±0.06Hz/120Hz (analog command 11bit + unsigned)
Running command channel: operation panel given, control terminal given, communication given
Frequency given channel: operation panel given, digital/analog given, communication given, functional function given
Torque increase: automatic torque lift, hand gear torque increase
V/F curves: User-defined V/F curves, limited V/F curves, and three torque-reducing characteristic curves
Automatic voltage adjustment: Automatically adjust the duty cycle of the output PWM signal according to the fluctuation of bus voltage, so as to reduce the influence of grid voltage fluctuation on output voltage fluctuation
DC braking capacity: braking current: 0.0-120.0% rated current
The company respects the enterprise spirit of "practicality, hard work and responsibility", and creates a good corporate environment with integrity, win-win, and business philosophy, and takes a new management model, perfect technology, thoughtful service, and excellent quality as the foundation for survival. We always adhere to: customer first, serve customers attentively, and insist on impressing customers with their own services. Always adhering to the business philosophy of "integrity, win-win", relying on excellent prices, excellent quality, fast delivery and pre-sales consultation and after-sales service to win the trust of our customers.
This article introduces the new Shida/STEP inverter AS700 series torque accuracy ±5% products, if you are interested in the new Shida/STEP inverter, please also contact our customer service, we look forward to your call, hope our technology and service can bring you a better experience.
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