Premium, Intelligent, Compact and Powerful
WD750 is a next-generation smart and compact member of the WellDrive family, offering a flexible and powerful solution for all general-purpose applications.
As a new-generation drive within the WellDrive portfolio, WD750 is a compact and versatile motor speed controller developed for a wide range of industrial applications. It provides an efficient solution for both standard and heavy-duty applications on a single platform.
It delivers high performance in demanding applications such as cranes and mills, as well as in fan, pump and compressor systems, offering flexible usage across different processes.
With open and closed loop operation capability, wide communication options and advanced programming structure, it integrates easily into systems and ensures high control precision.
Its robust design enables reliable performance under harsh environmental conditions, making WD750 a long-lasting and stable solution for various industrial applications.
General Applications Industrial
WD750 offers reliable and high-performance speed control across a wide range of industrial applications:
- Crane applications
- Crushers
- Mixers
- Extruders
- Washing machines
- Unwinding and rewinding systems
- Conveyors
- Motion control applications
General Applications HVAC and Water Systems
WD750 provides efficient and reliable control for HVAC and water applications:
- Air handling units
- Heaters
- Industrial cooling systems
- Greenhouse systems
- Cooling systems
- Pump applications
- Fans
- Compressors
- Cooling towers
Advanced Control Functions
- PID control including sleep and wake modes with dual sensor feedback support
- Fire mode with bidirectional operation and PID reference control during fire conditions
- Flying start enabling continuation from the last operating point for high inertia loads
- Position control for closed loop motion applications
- Closed loop vector control supporting HTL, TTL encoders and resolver
- Torque control in open and closed loop suitable for unwinding and rewinding systems
- Mechanical brake function ensuring safe operation in crane applications
- Compatibility with all motor types including induction, synchronous and permanent magnet motors
Superior Performance and Strong Hardware
Built-in EMC Filter Class C3
Provides electromagnetic compatibility across the entire power range and improves system stability.
Expansion Modules
Optional I O and communication cards enable easy expansion and flexible integration with different systems.
Conformal Coated Electronics
All electronic components are protected in accordance with IEC 60721-3-3, ensuring durability in harsh industrial environments.
Advanced Voltage Protection
Resistant to short-term voltage fluctuations, ensuring system continuity.
Built-in Brake Chopper
Integrated structure eliminates the need for additional hardware in applications requiring braking resistors.
Independent Cooling Channel
Separate airflow design prevents dust from reaching electronic components, extending product life and reducing maintenance needs.
Common DC Bus Support
DC bus terminals allow integration with common DC structures or solar energy systems.
Side-by-Side Mounting Advantage
Allows gapless installation, saving panel space while maintaining performance in compact setups.
