Product Overview
The VFD037CP43B-21 belongs to Delta’s CP2000 series, designed for HVAC and variable-torque loads (fans, pumps, water treatment). It integrates high-efficiency control, communication, and PLC functions in a compact, rugged design with PCB coating for harsh environments.
Key Specifications
- Brand: Delta
- Model: VFD037CP43B-21
- Series: CP2000
- Rated Power: 3.7kW (5HP)
- Input Voltage: 3-phase AC 380~480V (-15%~+10%), 50/60Hz
- Output Voltage: 3-phase AC 0~480V
- Frequency Range: 0.1~599Hz
- Rated Current: 8.5A (Heavy Duty HD)
- Overload: HD 150%@60s, 200%@3s
- Control Mode: V/F, SVC sensorless vector (IM/PM motor)
- Built-in PLC: 10K steps
- Communication: RS485 Modbus, BACnet; optional PROFIBUS-DP/Modbus TCP/EtherNet/IP
- Protection: Overcurrent, overload, overvoltage, undervoltage, overheat, stall prevention
- Installation: Wall mount
- Protection Grade: IP20
- Size (W×H×D): 150×230×160mm
- Weight: 3.8kg
- Working Temp: -20℃ ~ 50℃
- Certifications: UL、CE、RoHS、RCM
Features & Benefits
- HVAC Optimization: 3-stage V/F curve for energy savings on fans/pumps台达
- Built-in PLC: 10K steps eliminates external controllers for basic logic
- Multi-Pump Control: Synchronize up to 8 motors for constant-pressure water systems
- BACnet/Modbus: Native protocols for building automation integration
- PCB Coating: Enhanced durability in humid/dusty environments
- LCD Keypad: Built-in text display for intuitive operation and parameter copy
Applications
- HVAC systems (air handlers, chillers, cooling towers)
- Water supply & wastewater treatment (constant-pressure pumps)
- Building automation & facility management
- General-purpose 3.7kW motor speed control for fans/pumps
