Function and Usage
The NVFM5 series compact frequency converter adopts sensorless vector control technology, and has characteristics such as small size, light weight, quick operation, and excellent performance.
Details
Parameters:
Rated Operating Voltage: Single-phase 230V (±15%), Three-phase 380~440V (±15%)
Power Range: 0.4~7.5KW
Control Method: Sensorless Vector Control, V/F Control
Output Frequency Range: 0~400Hz
Advantages/Core Features:
01 Excellent Performance
Integrated C3-level filter, effectively counteracts external interference and reduces external interference.
02 Safe and Reliable
Adopts three-proof automatic coating process, high protection coverage, components work more reliably.
03 Compact and Easy to Use
Compact size, saves cabinet installation space, and is convenient for panel layout.
Supports rail mounting, no drilling installation is more convenient, improving user installation efficiency.
Detailed Parameters
| Parameter Category | Parameter Item | Parameter Value |
|---|
| Input | Voltage Range | Single-phase 230V (+15%)
Three-phase 380V (+15%)~440V (+15%) |
| Frequency Range | (47~63)Hz |
| Output | Voltage | 0~Rated Input Voltage |
| Frequency | (0~400)Hz |
| Overload Capacity | 150% Rated Current 1 Minute, 180% Rated Current 2 Seconds |
| Main Control Performance | Control Method | SVC Control, V/F Control, Torque Control |
| Starting Torque | SVC Control: 150% Rated Torque at 0.5Hz
V/F Control: 1Hz, 100% Rated Torque |
| Carrier Frequency | 1kHz~15kHz |
| Speed Regulation Ratio | SVC: 1:100; V/F: 1:50; |
| Speed Control Accuracy | Sensorless Vector: ±0.5%
Maximum Speed |
| Frequency Resolution | Digitally Set: 0.01Hz; Analog Set: Maximum Frequency × 0.5% |
| V/F Curve | Linear Type, Multi-point V/F Curve; (2, 1.7, 1.1) Power Law Reduced Torque Curve |
| Acceleration/Deceleration Curve | 4 Types of Linear Acceleration/Deceleration; S-Curve Acceleration/Deceleration |
| Special Features | | Overcurrent Stall Protection, Overvoltage Stall Protection, Torque Limiting, Speed Tracking, Simple PLC, Process PID, Multi-speed Control
Drift Auto Compensation, Torque Auto Boost, Anti-Magnetization Function, Instant Power Failure Function |
| Peripheral Interface Characteristics | Digital Input | 5 Multi-functional Digital Programmable Inputs (Includes 1 High-speed Pulse Input Terminal) |
| Digital Output | 1 Multi-functional Digital Programmable Output (Maximum Rate Up to 100kHz) |
| Analog Input | 2 Analog Signal Inputs, Optional (0~20mA, (4~20mA) Current Signal Input or (+10~10V) Voltage Signal Input |
| Analog Output | 1 Analog Signal Output, Can Be Optionally (0~20mA, (4~20mA) Current Signal Output Or (0~10V) Voltage Signal Output |
| Relay Output | A pair of Normally Open Contacts and a pair of Normally Closed Contacts, Contact Capacity: 3A/250V |
| Communication Interface | Standard RS485 Communication, Can Be Connected with Remote Operation Panel; |
| Braking Function | Single-unit Configuration Built-in Braking Unit, Three-unit Configuration Built-in Braking Unit |
| Operation Panel | Displays More Than 20 Parameters Such As Set Frequency, Output Frequency, Output Voltage, Output Current, Etc. |
| Protection Functions | | Overcurrent Protection, Overvoltage Protection, Undervoltage Protection, Overheat Protection, Overload Protection, Input Phase Loss Protection, Output Phase Loss Protection, Load Loss Protection, Motor Ground Short Circuit Protection, etc. |
| Structure | Protection Level | Standard IP20, Can Reach IP22 With Protective Cover |
| Cooling Method | Fan Cooling |
| Material | | All Series Plastic Shell Structure |
| Installation Method | | ≤2.2kW Rail Mounting and Wall Mounting (Single-phase 2.2kW Only Can Use Wall Mounting); >2.2kW Wall Mounting |
| International Certification | | CE |
