The Delta VFD550C43A is a high-performance field-oriented control (FOC) variable frequency drive from the VFD-C2000 series, designed for demanding industrial motor control applications. Operating on three-phase 460V AC input, it delivers 55 kW (75 HP) output with a rated current of 110 A in normal duty mode.
Item No :
VFD550C43AOrder(MOQ) :
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5kg| Specification | Description |
|---|---|
| Manufacturer | Delta Electronics |
| Model | VFD550C43A (VFD550C43A-00) |
| Product Family | VFD-C2000 / C2000 Plus Series |
| Product Type | Variable Frequency Drive (VFD) |
| Input Voltage | 3-Phase, 460V AC (323–528V AC range) |
| Rated Power | 55 kW / 75 HP |
| Output Current (Normal Duty) | 110 A |
| Output Current (Heavy Duty) | 105 A |
| Output Current (Super Heavy Duty) | 91 A |
| Control Method | Field-Oriented Control (FOC), V/Hz, Sensorless Vector |
| Starting Torque | 150% at 0.5 Hz |
| Overload Capacity | 150% for 60 seconds; 200% for 3 seconds |
| Built-in PLC | Yes (up to 10,000 steps) |
| Built-in Brake Chopper | Yes |
| Safety Function | STO (Safe Torque Off) |
| Communication Protocols | CANopen, Modbus TCP, EtherNet/IP, Modbus RTU, DeviceNet |
| Enclosure Rating | IP00 (UL Open Type) |
| Frame Size | Frame D1 |
| Operating Temperature | -10°C to +50°C |
| Mounting | Chassis Mount |
| Dimensions | Refer to Delta C2000 Frame D datasheet |
| Weight | Approx. 30–40 kg (typical for Frame D) |
| Certifications | CE, UL, cUL, C-Tick, RoHS |
| Lifecycle Status | Not Recommended for New Designs – C2000 Plus (VFD550C43A-00) is the recommended replacement |
| Model | Description | Typical Application |
|---|---|---|
| VFD550C43A (this model) | C2000 series, 55kW/75HP, 460V, FOC, IP00 | Standard high-performance motor control |
| VFD550C43A-00 | C2000 Plus series – recommended replacement, 55kW/75HP, 460V, STO, built-in PLC | Modernized replacement with enhanced features |
| VFD450C43A | C2000 series, 45kW/60HP, 460V | Lower power requirement |
| VFD750C43A | C2000 series, 75kW/100HP, 460V | Higher power requirement |
| VFD550C63B | C2000 series, 55kW, 690V input | Higher voltage applications |
| VFD750C43A-00 | C2000 Plus, 75kW/100HP, 460V | Higher power with C2000 Plus features |
Q1: What is the primary function of the VFD550C43A?
It is a variable frequency drive used to control the speed, torque, and direction of three-phase AC induction motors. It is designed for demanding industrial applications such as pumps, fans, cranes, compressors, elevators, and packaging lines that require high precision and energy efficiency.
Q2: What are the input and output specifications?
Q3: Does this drive include a built-in PLC and brake chopper?
Yes. The VFD550C43A features an integrated PLC with up to 10,000 steps of program capacity, eliminating the need for an external controller in many applications. It also includes a built-in brake chopper for dynamic braking applications.
Q4: What is the difference between VFD550C43A and VFD550C43A-00?
The VFD550C43A is the original C2000 series model, now marked "Not Recommended for New Designs". The VFD550C43A-00 is the C2000 Plus version, which is the manufacturer-recommended replacement. The C2000 Plus offers enhanced features including STO (Safe Torque Off), updated firmware, and improved performance.
Q5: What communication protocols does this drive support?
The drive supports multiple industrial protocols through optional communication cards: CANopen (Master/Slave), Modbus TCP, EtherNet/IP, Modbus RTU, and DeviceNet. It also features a built-in CAN interface as standard.
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The Delta VFD550C43A is a high-performance field-oriented control (FOC) variable frequency drive from the VFD-C2000 series, designed for demanding industrial motor control applications. Operating on three-phase 460V AC input, it delivers 55 kW (75 HP) output with a rated current of 110 A in normal duty mode.
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