860E-160-220KW Permanent Magnet Synchronous VFD
Product Overview The 860E-160-220KW High Power Permanent Magnet Synchronous VFD is a large-scale industrial dedicated drive for 160-220KW high-power permanent magnet synchronous motors. It adopts modular power unit design and independent split heat dissipation structure, matching the high-power operation characteristics of large PMS motors. Equipped with a dedicated PMS motor vector control…
Product Overview
The 860E-160-220KW High Power Permanent Magnet Synchronous VFD is a large-scale industrial dedicated drive for 160-220KW high-power permanent magnet synchronous motors. It adopts modular power unit design and independent split heat dissipation structure, matching the high-power operation characteristics of large PMS motors.
Equipped with a dedicated PMS motor vector control system, it realizes ultra-wide speed regulation and high-precision torque control, effectively solving the problems of unstable startup and low efficiency of large permanent magnet synchronous motors. The expanded DC bus parallel interface supports multi-machine energy recovery, and the enhanced industrial-grade protection system adapts to continuous 24-hour full-load operation of heavy industry equipment.
Application Scenarios
Dedicated drive for large permanent magnet synchronous motors, applied to cement kiln auxiliary drives, large mine hoists, central air compressor stations, municipal large water pump stations and metallurgical auxiliary equipment.
Product Features
- Modular power unit design, convenient maintenance for high-power PMS motor drive equipment
- Large independent air duct heat dissipation system, eliminating heat accumulation during long-term full-load operation
- 150% torque overload lasting 60s, adapting to large inertia startup of high-power PMS motors
- High-precision closed-loop vector control, improving operating efficiency of large permanent magnet synchronous main drive motors
- Optimized DC bus energy sharing system, realizing energy saving for multi-unit linkage equipment
- Reinforced grid harmonic suppression, adapting to complex power grid environments in cement and mining industries
- Compatible with remote DCS system docking via MODBUS and Profibus-DP communication
| Item | Specification | |
| Control characteristics | Output frequency | 0 – 500HZ |
| Carrier frequency | 0.8kHz ~ 12kHz. The carrier frequency can be automatically adjusted according to the load characteristics. | |
| Output frequency resolution | Digital setting: 0.01Hz | |
| Analog setting: Maximum frequency × 0.025% | ||
| Control mode | Open – loop vector control (SVC) V/F control Closed – loop vector control (FVC) |
|
| Torque characteristics | With torque compensation and slip compensation, the starting torque can reach 150% at 0.25Hz (SVC) | |
| Torque control accuracy | SVC: Above 5Hz ± 5% FVC: ± 3% | |
| Over-voltage and over-current stall prevention protection | Automatically limit the voltage and current during use to prevent frequent over – voltage and over – current tripping | |
| Speed regulation range | 1:200 (SVC) 1:1000 (FVC) | |
| Speed stabilization accuracy | ±0.5% (SVC) ±0.02% (FVC) | |
| Overload capacity | 150% of the rated output current for one minute | |
| V/F curve | Four modes: linear; multi – point; complete V/f separation; incomplete V/f separation | |
| Acceleration and deceleration curve | Linear or S – curve acceleration and deceleration modes; four acceleration and deceleration times; acceleration and deceleration time range 0.1 ~ 6500.0s |
|
| DC braking | DC braking frequency: 0.00Hz ~ maximum frequency. Braking time: 0.0s ~ 36.0s, braking action current value: 0.0% ~ 100.0% | |
| Jog control | Jog frequency range: 0.00Hz ~ maximum frequency; jog acceleration and deceleration time 0.1s ~ 6500.0s | |
| Simple PLC, multi-step speed operation | Up to 16 – step speed operation can be achieved through the built – in PLC or control terminals | |
| Built – in PID | It can easily realize the process – control closed – loop control system | |
| Automatic voltage regulation (AVR) | When the grid voltage changes, it can automatically maintain a constant output voltage | |
| Fast current – limiting function | Minimize over – current faults to the greatest extent and protect the normal operation of the frequency converter | |
| Operating characteristics | Operating command channel | Three channels: given by the operation panel, given by the control terminals, given by the serial communication port. It can be switched in various ways |
| Frequency source | Ten frequency sources: given by panel knob, given by operation panel, given by analog voltage, given by analog current, given by RS485 communication, multi – speed, PID, simple PLC, which can be switched in various ways | |
| Auxiliary frequency source | Ten auxiliary frequency sources. It can flexibly achieve auxiliary frequency fine – tuning and frequency synthesis | |
| Input terminals | Five digital input terminals, one of which can be used as a high – speed pulse input. Two analog input channels, AI1: input range 0 ~ +10V, AI2: input range 0 ~ +10V/0 – 20mA |
|
| Output terminals | One high – speed pulse output terminal, capable of outputting a square – wave signal from 0kHz ~ 50kHz, which can realize the output of physical quantities such as set frequency and output frequency. It can be selected as open – drain type One digital output terminal One relay output terminal Two analog output terminals: 0V ~ 10V/0 – 20mA, which can indicate the output of output frequency/current/voltage/frequency command/rotational speed/power factor signals |
|
| Display and keyboard operation | LED display | It is equipped with 8 function keys, a 5 – digit 7 – segment LED, and 5 status LED indicators It can perform forward rotation, reverse rotation, reset, stop, jog, as well as parameter setting and display |
| Protectioncharacteristics | Protection function | Motor short – circuit detection upon power – on, input and output phase – loss protection, over – current protection, over – voltage protection, under – voltage protection, over – heat protection, overload protection, short – circuit protection, etc |
| Othercharacteristics | Optional card | IO expansion card, communication card (isolated type), PG card |
| Multi – encoder support | Supports differential, open – drain, UVW, resolver | |
| Environment | Application place | Indoors, not directly exposed to sunlight, free from dust, corrosive gases, flammable gases, oil mist, water vapor, dripping water or salt, etc |
| Altitude | Less than 1000m | |
| Ambient humidity | – 10℃ ~ + 40℃ (When the ambient temperature is between 40℃ ~ 50℃, derating operation is required) | |
| Humidity | Less than 95%RH, without water droplet condensation | |
| Vibration | Less than 5.9m/s² (0.6g) | |
| Storage temperature | – 20℃ ~ + 60℃ | |
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