VFD Common DC BUS Multi-drive Motor Variable Frequency Drive
Variable Frequency Drive Description
The HD2000 VFD inverter, is a highly advanced single-drive/multi-drive system designed for engineering applications. It stands out due to its modular hardware and engineering software design, which allows it to effectively handle a wide range of complex drive scenarios.
Variable Frequency Drive Specification
| Basic Rectifier | Input voltage | 4:380V 〜480V,6:500V 〜690V |
| Input frequency | (50Hz/60Hz)±6% |
| Output voltage | Input voltage * 1.32 (Under full-load condition) |
| Overload capacity | Relative overload at 150% of rated current for 60 seconds, maximum current (Imax), DC
overload for 5 seconds |
| Operating efffciency | ≥99% Efffciency |
| Protection eunctions | Protection functions: Overheating protection, soft-start protection, Interlock
protection, and more. |
| Intelligent rectifier | Input voltage | 4:380V ~ 480V,6: 500V ~ 690V |
| Input frequency | 47 ~ 63Hz |
| Output voltage | Input voltage * 1.3 (Under full-load condition) |
| Overload capacity | Relative overload at 150% of rated current for 60 Seconds, Maximum current (Imax), DC
overload for 5 seconds |
| Operating efffciency | ≥98.5% Efffciency |
| Protection functions | Protection functions: Overheating protection, Overcurrent protection, IGBT pass-through
protection, and more |
| PWM rectifier | Input voltage | 4:380V~480V,6:500V~690V,9:1140V,A:1380V |
| Input frequency | 47 ~ 63Hz |
| Output voltage | Input voltage * 1.5 (Under rated conditions) |
| Overload capacity | Relative overload at 150% of rated current for 60 seconds, Maximum current (Imax), DC
overload for 5 seconds |
| Operating efffciency | ≥98% Efffciency (Including LCL fflter unit) |
| Power factor | Adjustable (Factory setting at 1) |
| Protection functions | Protection functions: Overheating protection, Overcurrent protection, Overload protection,
IGBT pass-through protection, and more. |
Variable Frequency Drive Feature
- Key features: Single-drive/multi-drive system in the form of units/cabinets with two/four quadrants.
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- Modular design: Application flexibility and comprehensive system integration.
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- Comprehensive rectifier units: Basic/Smart/PWM rectifier unit.
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- Max. single unit power: 1400kW (Air-cooled), 2800kW (Liquid-cooled).
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- Voltage Levels: 400V, 690V, 1140V, 1380V.
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- Max. parallel operation power: 11200kW (Air-cooled), 22400kW (Liquid-cooled).
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- Motors supported: Asynchronous induction motors, permanent magnet synchronous motors, synchronous reluctance motors.
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- Control modes: V/F, Closed-loop vector control (CLVC), open-loop vectorcontrol (OLVC).
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- Cooling modes: Air-Cooled (Standard configuration), liquid-cooled (L).
Variable Frequency Drive Advantages
Reliable Engineering Design
· Highly redundant control and power systems
· Extended lifespan of quick-wear heat dissipation parts (fans, capacitors, etc.)
· Innovative high thermal capacity radiator to withstand strong impact loads
· Optical fiber cables used for control system and power units for resistance to interference
· Isolation of heat dissipation channels from internal components to protect components and better adapt to environment
Modular Design for Easy Maintenance
· Easy maintenance as no special tools needed
· Enabling all modules to be maintained from the front
· Intelligent fault diagnosis system to locate faults quickly
High-Strength Anti-Seismic Design
· Normal operation under IEC 60721 class 3M5 mechanical conditions
· Precise mechanical design for stronger anti-seismic capability
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Single drive VFD Inverter DC Variable Frequency Drive vfd variable frequency drive Images
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