MC3000 Series Variable Frequency Cabinet With Power

The MC3000 series variable frequency drive (VFD) is a high-performance vector-type, low-noise model independently developed by our company. While significantly enhancing operational stability, it is equipped with a comprehensive suite of practical and advanced functions, including built-in simple PLC logic, efficient PI regulation, flexible multi-purpose input/output terminals, and the capability for real-time parameter modification. Additionally, it features automatic signal transmission fault detection, non-volatile parameter storage for power-off and shutdown events, swing frequency control, and standard RS485 communication interface control. These integrated capabilities provide equipment manufacturers and end-users with a highly integrated, all-in-one solution for diverse industrial control applications.

product details

Product Performance

Item	Parameters
Input Voltage	380V ±20%, unbalance rate <3%, frequency 50/60Hz
Output Frequency	0-500Hz, resolution 0.01Hz
Output Voltage	380V
Overload Capacity	150% rated current for 1 minute; 180% rated current for 3 seconds
Modulation Method	Optimized Space Vector Pulse Width Modulation (SVPWM)
Control Mode	Sensorless Vector Control (with optimal low-frequency dead-time compensation)
Frequency Resolution	0.01Hz (digital setting); 0.1% × maximum frequency (analog setting)
Starting Frequency	0.4Hz - 20.0Hz
Torque Boost	Automatic torque boost; manual torque boost 0.1% - 30.0%
Built-in PI	Enables easy configuration of closed-loop control systems
Multi-Speed Operation	Realized via built-in PLC or control terminals
Operation Command Channel	Control panel setting; control terminal setting; serial communication setting
Digital Input Channels	Forward/reverse commands; 8-channel programmable digital input
Analog Input Channels	2-channel analog signal input (4-20mA, 0-10V)
Analog Output Channel	Optional 4-20mA or 0-10V analog signal output, supporting multi-parameter outputs such as set frequency and output frequency
Digital Pulse Output Channels	2-channel programmable open-collector output; 2-channel relay output signals; 1-channel 0-20kHz pulse output signal
Protection Functions	Overcurrent protection, overvoltage protection, undervoltage protection, overtemperature protection, overload protection, etc.

product Display

MC3000 Frequency Conversion Cabinet side

MC3000 Series Frequency Conversion Cabinet front

Technical Parameters

Model	Rated Capacity (kVA)	Matched Motor Power (kW)	Product Dimensions (mm)
MC3000-4T0004	0.4	0.4	35×24×45
MC3000-4T0007	0.75	0.75	35×24×45
MC3000-4T0015	1.5	1.5	35×24×45
MC3000-4T0022	2.2	2.2	35×24×45
MC3000-4T0037	3.7	3.7	45×30×69
MC3000-4TO055	5.5	5.5	45×30×69
MC3000-4T0075	7.5	7.5	45×30×69
MC3000-4T0110	11	11	42×38×93
MC3000-4T0150	15	15	42×38×93
MC3000-4T0185	18.5	18.5	42×38×93
MC3000-4T0220	22	22	42×38×93
MC3000-4T0300	30	30	60×47×124.5
MC3000-4T0370	37	37	60×47×124.5
MC3000-4T0450	45	45	60×47×124.5
MC3000-4T0550	55	55	60×47×124.5
MC3000-4T0750	75	75	60×47×124.5
MC3000-4T0900	90	90	60×47×124.5

Application Scenarios

The MC3000 series variable frequency drive is widely applicable to diverse industrial environments, including petrochemical plants, power substations, construction sites, and manufacturing workshops. It delivers reliable performance in motor speed regulation and energy-saving control for equipment such as pumps, fans, compressors, and processing machinery. Its robust design makes it ideal for both heavy-duty industrial applications and complex power distribution systems, ensuring stable operation in demanding working conditions.