VFD Variable Frequency Drive 3.7KW 5HP 8.5A 380V Frequency Inverter for CNC Spindle Motor Speed Control

Specifications:

• Manufacturer Part Number: V70-3.7T4
• Input Voltage: 380 V (Three-phase)
• Input Frequency: 50/60 Hz
• Power: 3.7 KW
• Capacity of driver: 6.8 KVA
• Output current: 8.5 A
• Applicable motor: 3.7 KW
• Control mode: V/F, Vector control
• Communication control: RS-485
• Operating temperature: -10 - 40 ℃
• Humidity: 0 - 95%(without condensation)
• Vibration: Less than 0.5G
• Overload protection: Electric relay protection motor driver (constant torque: 150% per minute, fans: 120% per minute)
• FUSE protection: When the fuse blows, the motor stops
• Over-voltage protection: DC voltage > 800V
• Low-voltage protection: DC voltage < 400V

Frequency Control:

• Frequency Range: 0.1 - 1000 Hz
• Accuracy: 0.1%(-10 - 40 ℃) for digital; 0.1%(25 ± 10 ℃) for analog
• Setting Resolution: 0.1 Hz for digital; 1% of Max. operating frequency for analog
• Output Resolution: 0.1 Hz
• Keyboard Setting Mode: Set as ← ▲ ▼ directly
• Analog Setting Mode: External voltage 0 - 5 V, 0 - 10 V, 4 - 20 mA, 0 - 20 mA
• Other Functions: Three hopping frequency(lower-frequency limit, startup frequency and stop frequency) can be set respectively

Resources

• Manual: V70-3.7T4.pdf