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INVT-CHF100A-055G-075P-4 Frequency Converter Selection Quick Reference Table
| Module | Details |
| Basic Information | Brand: INVT |
| Series: CHF100A Vector General-Purpose Type | |
| Model Definition: 055G = 55kW Standard Load / 075P = 75kW Heavy Load | |
| Voltage Class: Three-phase 380-415V AC (50/60Hz) | |
| Protection Rating: IP20 (Cabinet Installation) | |
| Cooling Method: Forced Air Cooling | |
| Core Electrical Parameters | Rated Input Voltage: 380-415V AC (Fluctuation ±15%) |
| Rated Output Power: 55kW (Standard) / 75kW (Heavy Load) | |
| Rated Output Current: 105A (Standard) / 135A (Heavy Load) | |
| Output Frequency Range: 0.00-600.00Hz (Accuracy ±0.01Hz) | |
| Control Mode: Sensorless Vector Control (SVC), V/F Control, Torque Control | |
| Overload Capacity: 150% for 1min (Standard); 120% for 1min (Heavy Load) | |
| Terminal Definitions | ▶ Main Circuit Terminals |
| R/L1, S/L2, T/L3: Three-phase Power Input | |
| U, V, W: Frequency Converter Output (Connected to Motor) | |
| PE: Grounding Terminal | |
| ▶ Control Circuit Terminals | |
| DI1-DI9: Digital Input (Configurable for Multi-speed, Start/Stop, etc.) | |
| DO1-DO6: Digital Output (Fault, Running Signal, etc.) | |
| AI1/AI2: Analog Input (0-10V/4-20mA) | |
| AO1/AO2: Analog Output | |
| RS485: Communication Interface (Modbus RTU) | |
| Applicable Motor Power | Standard Load (Type G): Suitable for 55kW Three-phase Asynchronous Motor |
| Heavy Load (Type P): Suitable for 75kW Three-phase Asynchronous Motor | |
| Starting Torque: 0.5Hz / 150% Rated Torque (SVC Mode) | |
| Typical Application Scenarios | 1. Fans & Pumps: Boiler Induced Draft Fans, Central Air Conditioning Water Pumps, Cooling Tower Fans |
| 2. Industrial Machinery: Air Compressors, Injection Molding Machines, Printing & Packaging Equipment | |
| 3. Building Materials & Metallurgy: Belt Conveyors, Ball Mill Auxiliary Systems | |
| 4. Others: Mining Machinery, Sewage Treatment Equipment | |
| Key Selection Tips | 1. Load Matching: Select Type G parameters for fans/pumps; select Type P parameters for compressors/extruders |
| 2. Environmental Derating: For every 1℃ rise above 40℃, reduce rated current by 1%, maximum operating temperature 50℃ | |
| 3. Recommended Accessories: Input Reactors (Harmonic Suppression), Braking Units (High-inertia Loads), Extended Operation Panels | |
| 4. Communication Expansion: Supports PROFIBUS-DP / DeviceNet Fieldbuses |
