Overview
The Delta VFD185CP43B-21 CP2000 Series Drive – Three-phase 480VAC – RS485 interface – Modbus RTU protocol – Programmable PLC, Yearly calendar real-time clock RTC, Detachable and replaceable cooling fan. The drive can monitor the cumulative running time of the fan and provide abnormal speed warning. IP20, Installed only inside the cabinet. Overall dimensions: (width 190mm × height 320mm × depth 190mm), Weight: 6.5 kg
Specification
| Item | Specification |
|---|---|
| Model | VFD185CP43B-21 |
| Series | CP2000 HVAC & Fan/Pump Drive |
| Frame Size | B1 |
| Rated Input | 3Ø 380~480 VAC |
| Input Voltage Tolerance | -15% ~ +10% (323～528 VAC) |
| Input Frequency Range | 47 ~ 63 Hz |
| Rectifier Type | 6-pulse diode rectifier |
| Built-in DC Reactor | No |
| Built-in EMC Filter | No |
| Built-in Brake Chopper | Yes |
| PCB Coating | Yes (-21: Conformal Coating) |
| LD Light Duty Output Current | 38 A |
| LD Motor Rating | 18.5 kW / 25 HP |
| LD Overload Capacity | 120% for 60 s |
| ND Normal Duty Output Current | 32 A |
| ND Motor Rating | 15 kW / 20 HP |
| ND Overload Capacity | 150% for 60 s; 160% for 3 s |
| Output Voltage | 0 ~ 480 VAC 3Ø PWM |
| Output Frequency Range | 0.00 ~ 599 Hz |
| Carrier Frequency | 2 ~ 15 kHz (Default: 8 kHz) |
| Control Modes | V/F Control, Sensorless Vector Control (SVC) |
| PMSM Support | Yes (Sensorless only) |
| PG Closed-Loop FOC Support | No |
| Control Circuit Power | 24 VDC |
| Digital Inputs (DI) | 6 points |
| Relay Digital Outputs (DO) | 3 points |
| Analog Inputs (AI) | 3 points |
| Analog Outputs (AO) | 2 points |
| Built-in PID Controller | Yes |
| Multi-speed Function | Yes |
| Multi-pump Control | Up to 8 pumps |
| Built-in PLC | Yes |
| PLC Program Capacity | 10K steps |
| Real-Time Clock (RTC) | Yes |
| Onboard Communication | RS485 Modbus RTU, BACnet |
| Optional Communication Cards | Modbus TCP, PROFINET, Profibus-DP, CANopen, EtherNet/IP, DeviceNet |
| Cooling Fan | Removable & replaceable; Fan runtime monitoring & alarm |
| Fan Design Life | Approx. 25,000 hours |
| Protection Class | IP20 (Chassis mounting only) |
| Ambient Operating Temp. | 0 ~ 50 ℃ (derating required at high temp) |
| Storage Temperature | -10 ~ 70 ℃ |
| Altitude Derating | Full rating ≤1000 m; Derate 1% per 100 m above 1000 m |
| Installation Clearance – Side by Side | ≥30 mm |
| Installation Clearance – Vertical Stack | Top ≥80 mm, Bottom ≥50 mm |
| Zero Stacking Allowed | Not permitted |
| Dimension (W × H × D) | 190 × 320 × 190 mm |
| Net Weight | 6.5 kg |
| Special Functions | Fire Mode, Flying Start, Momentary Power Loss Restart |
FAQ
1.Does the VFD185CP43B-21 PCB have a triple protection coating?
The With PCB anti-corrosion coating, the circuit board is sprayed with anti-corrosion coating (3C3 grade), which is moisture-proof, mold-proof and salt fog-proof.
2.Is VFD185CP43B-21 equipped with a programmable PLC?
Supported. The
- Built-in programmable PLC;
- Program capacity: 10K steps. Equipped with a perpetual calendar real-time clock (RTC), capable of writing sequential logic. Can be used in conjunction with multi-speed, PID, and multi-pump control for linkage.
3.Which motor control modes does VFD185CP43B-21 support?
The
- V/F open-loop control
- SVC sensorless vector control
4.What communication interfaces are included in the VFD185CP43B-21 body?
The RS485 (Modbus RTU) and BACnet interfaces are available. Other industrial buses can be selected through expansion cards.
Looking for Original New VFD185CP43B-21 CP2000 Series Drive 480VAC 18.5kW 25HP 38A IP20
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