Delta VFD550CP43S-21 CP2000 Series Drive 55kW 110A PCB Protection

Overview

The Delta CP2000 Series Drive 55kW 110A, three-phase 460VAC, built-in DC reactor, 6-pulse diode rectifier, forced air cooling. It can be disassembled and replaced separately. The entire circuit board is covered with modified acrylic three-layer anti-corrosion coating. IP20 (NEMA Type 1). Enclosed terminal box structure. D0-2 frame. Built-in PLC. Modbus RTU, BACnet, backlit liquid crystal LCD panel. Net weight of the entire machine: 26.9kg (Note: Do not stack in zero layers or place them closely on top and bottom).

Specification

Item	Specification
Model	VFD550CP43S-21
Series	Delta CP2000 Fan & Pump Inverter
Rated Motor Power	55kW (75HP)
Input Spec	3-phase 380~480VAC, 50/60Hz
ND Rated Current	91A (Heavy Duty Constant Torque)
LD Rated Current	110A (Light Duty Variable Torque)
ND Overload	120%/60s, 160%/3s
LD Overload	120%/60s
Max Output Frequency	600Hz(V/F), 400Hz(SVC Sensorless Vector)
Control Mode	Multi V/F Curve, SVC Sensorless Vector
Built-in DC Reactor	Yes
Built-in EMC Filter	No
Built-in Brake Chopper	No
Cooling Mode	Forced air cooling, replaceable fan with life warning
PCB Protection	Full conformal anti-corrosion coating (3C2)
Built-in PLC Capacity	10000 Steps
Multi-Pump Control	Max 8 pumps group linkage control
Native Communication	Modbus RTU, BACnet
Optional Bus Cards	Profibus-DP, CANopen, Modbus TCP, EtherNet/IP
Dimension(W×H×D)	280mm × 614mm × 255mm
Net Weight	26.9kg
Protection Grade	IP20
Full-load Ambient Temp	ND:-10~50℃; LD:-10~40℃
Non-derating Altitude	≤1000m
Certifications	CE, UL, cUL

FAQ 

1.What are the rated output currents for heavy load and light load of VFD550CP43S-21?

The

• Rated current for ND overload (constant torque condition): 91A
• Rated current for LD light load (default variable torque condition for fans and pumps): 110A

2.What are the overall length, width, depth and net weight of the VFD550CP43S-21 product?

Supported. The

• Overall dimensions of the machine (width 280mm × height 614mm × depth 255mm, units)
• Net weight of the machine: 26.9kg (approximately 59.4 pounds)

3.Does the VFD550CP43S-21 cooling fan support disassembly and replacement independently?

The

• The cooling fan is capable of being independently disassembled and replaced. It also features monitoring functions such as warning of fan aging life and alarm for stop rotation faults.
• During the replacement process, no electrical operation is allowed.

4.Which type of operation panel is used for the VFD550CP43S-21 model? Does the remote extension wiring support this?

The

• KPC-CC01 backlit liquid crystal LCD operation panel, supporting hot-swappable installation and disassembly,
• Original factory adopts RJ45 interface, supporting remote extension of wiring.

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