AC800 Series Engineering Multi-drive Inverter

  • Excellent control performance
  • Convenient and fast debugging tools
  • Multiple fault protection methods
  • Rich extension interfaces

 

 

The AC800 series engineering multi-drive inverter is a high-performance, versatile inverter designed for a wide range of industrial applications. It offers precise control, energy efficiency, and robust construction, making it an ideal choice for demanding environments.

AC800 Series Engineering Multi-drive Inverter

AC800 series engineering multi-drive inverter features

  1. Excellent control performance.
  2. Convenient and fast debugging tools.
  3. Modular design, common DC bus scheme.
  4. Rich extension interfaces to meet all customer needs.
  5. Multiple fault handling and protection methods, safe and stable.
AC800 Series Engineering Multi-drive Inverter

Built-in multiple function modules

AC800 Series Engineering Multi-drive Inverter

Debugging host computer adapted to working conditions

  1. VCSoft debugging software.
  2. The graphical interface menu-style operation can complete the simple configuration, parameter setting, fault detection, system maintenance, and service of the complex system in a short time.

Multi-function keyboard

1. LCD display screen.
2. Support Chinese and English languages.
3. Through the built-in Bluetooth of the keyboard, simple and convenient debugging of handheld devices can be realized.
4. Parameter copy and restore.

AC800 Series Engineering Multi-drive Inverter

Modular design

  1. Filtering, rectification, inverter and braking are all independent and standard modules.
  2. The book-type design is convenient to form a cabinet and reduce the size of the cabinet.
  3. The module can be flexibly configured according to the power of the load motor.
AC800 Series Engineering Multi-drive Inverter

Common DC bus

  1. In applications such as regenerative load lowering or winding and unwinding, the generated energy and electric energy between the inverter modules are exchanged through the DC bus to save energy requirements (5%-30%).
  2. Effectively reduce the current of the rectifier module and brake module, simplifying the system capacity.
  3. Unified power supply by the rectifier unit, reducing the amount of the main circuit switching devices and braking units.
  4. Reduce the difficulty and amount of wiring of the electronic control system, and save user costs.
AC800 Series Engineering Multi-drive Inverter

Supports multi-module parallel, the maximum extended power is 5600kW

The busbars share direct current and use V8 units for parallel operation. The 400V system supports a maximum of 2800kW, and the 690V system supports a maximum of 5600kW.

AC800 Series Engineering Multi-drive Inverter
AC800 Series Engineering Multi-drive Inverter

Full coverage of the main controller VCU

  1. Data interconnection between the VCU control unit and each module.
  2. Optical fiber communication, strong anti-interference ability.

Support a variety of expansion modules

Bus adaptation according to usage requirements.

AC800 Series Engineering Multi-drive Inverter

Multiple fault handling and protection methods, safe and stable

  1. Inverter protection: Short circuit, overcurrent, overvoltage.
  2. undervoltage, phase loss, overheating, overload, encoder disconnection, etc.30 kinds of settings protection and multi-level classification.
  3. Functional safety protection: Standard STO-Safe Torque Off function.
  4. Hardware detection, disconnect the motor power by blocking the drive pulse, prevent the motor from starting accidentally, and ensure the safety of personnel and equipment.
  5. Motor protection: Support PT100 temperature detection protection.
  6. Black box: Standard SD card, can store multiple waveform data before and after the fault within a specified time.
  7. Fuse protection: When a unit fails, it is quickly protected by the fast-acting on the bus side.
  8. Module exit mechanism: When a certain unit fails, it can be withdrawn online, and the system will run with derating.
  9. Quick change: There is no need to replace the VCU control unit, no need to set parameters, quickly restore the system operation, and the faulty unit can be repaired within 30 minutes.

Multiple fault handling and protection methods, safe and stable

AC800 Series Engineering Multi-drive Inverter

Specifications

Basic Rectification Control Characteristics

Input voltage 400V system: 380~415Vac ±10% 47~63Hz
Input frequency range 47~63Hz
Output voltage 400V system: 510~720Vdc
Overload capacity Light overload: 110% is allowed to last for 1 minute every 5 minutes Heavy overload: 150% allows for 1 minute every 5 minutes
Work efficiency ≥99%
Power Factor ≥0.95(Rated current)

Feedback Rectifier Control Characteristics

Input voltage 400V system:380~415Vac ±10% 47~63Hz
Input frequency range 47~63Hz
Output voltage 400V system: 510~720Vdc
Overload capacity Light overload: 110% is allowed to last for 1 minute every 5 minutes Heavy overload: 150% allows for 1 minute every 5 minutes
Overload capacity ≥98%
Power Factor ≥0.95(Rated current)

Active Rectifier Control Characteristics

Input voltage 400V system: 380~415Vac ±10% 47~63Hz
Input frequency range 47~63Hz
Output voltage 400V system: 510~720Vdc
Overload capacity Light overload: 110% is allowed to last for 1 minute every 5 minutes Heavy overload: 150% allows for 1 minute every 5 minutes
Work efficiency ≥97%
Power Factor ≥0.99
Unbalance ≤±3% rated line voltage
Total harmonic content THD THDI<5% (rated power); THDU<5%, (Rsc>20)
Carrier frequency 400V system: default 3kHz

Inverter Module Control Characteristics

Output frequency 0~300Hz (When the output frequency is higher than 150Hz, the output current of some models will be derated, and the higher output frequency can be customized)
Carrier frequency 400V system: default 2kHz
Control method Frequency control (V/F), vector control with encoder (FVC), vector control without encoder (SVC)
Speed ratio V/F control: 1:50 SVC control: 1:200 FVC control: 1:1000
Speed accuracy SVC control: ±2% rated synchronous speed FVC control: ±0.05% of rated synchronous speed
Rotational fluctuation SVC control: ±0.2% FVC control: ±0.1%
Torque response SVC control: 3ms FVC control: 3ms
Starting torque SVC control: 0.5Hz/150% TN FVC control: 0Hz/200% TN

Features

Protective function Short circuit, overcurrent, overvoltage, undervoltage, phase loss, overheating, overload, encoder disconnection, etc.
Standard function V/F control, vector control function, automatic voltage adjustment function, speed frequency setting, forward and reverse control, slip compensation, torque compensation, PID control

Environmental Requirements

Operating temperature Minus 10℃ to +40℃, derating should be used when it exceeds 40℃ Derating by 1% for every 1℃ increase in temperature, the highest ambient temperature for use is 50℃
Working humidity 5%~95%RH,no condensation
Protection level IP00
Noise ≤85dB(A)
Installation height Below 1000m altitude: 100% full load (no derating) Altitude above 1000m: derate 1% for every 100m increase, the highest altitude is 4000m

Mechanical Data

Vibration performance Conforms to IEC 60068-2-6 Environmental testing Part 2: Tests-Tests Fc: Vibration(sinusoidal) 2(+3/0)~13.2Hz, amplitude ±1mm 13.2~100Hz, vibration acceleration ±6.9 m/s2 or (0.7g)
Cooling method Forced air cooling AF