HANUMAN Services
HANUMAN can offer permanent magnet screw air compressors equipped with various configurations, such as single-stage, two-stage, variable frequency, power frequency, water-cooled, low-voltage, medium-voltage, high-voltage, dry & oil-free, scroll, and double-screw.
MQ-75VPM series of single-stage permanent magnet double frequency conversion screw air compressors are equipped with permanent magnet motor, oil-water separator, cooling system, air filtering system, oil circuit system, smart control system, and cloud manager.
You can choose your suitable models according to the startup mode, motor type, cooling & protecting class, power & frequency, cooling configuration, and structure recognition.
Besides MQ and MC series, we also can offer various models of A, PM, WA, VPM, WPM, DVPM, DWPM, VSPM, WSPM, ZSPM, DVSPM, DWVPM, WVSPM, ZVSPM.
Specifications
|
Model |
Power (kw) |
Power (HP) |
Pressure (MPa) |
Air displacement (m3/min) |
Dimensions (mm)
|
Port size |
Weight (kg) |
|
MQ-75VPM |
55 |
75 |
0.7 |
10.2 |
1600×1050×1610 |
G2” |
1100 |
|
MQ-75VPM |
55 |
75 |
0.8 |
9.4 |
1600×1050×1610 |
G2” |
1100 |
|
MQ-75VPM |
55 |
75 |
1 |
8.2 |
1600×1050×1610 |
G2” |
1100 |
|
MQ-75VPM |
55 |
75 |
0.7 |
10.2 |
1600×1150×1530 |
G2” |
1200 |
|
MQ-75VPM |
55 |
75 |
0.8 |
9.4 |
1600×1150×1530 |
G2” |
1200 |
|
MQ-75VPM |
55 |
75 |
1 |
8.2 |
1600×1150×1530 |
G2” |
1200 |
Common problems and solutions
|
Common problems |
Solutions |
Common problems |
Solutions |
|
The voltage is too low |
Repair |
The oil filter or oil pipeline is blocked |
Replace |
|
The discharge pressure is too high |
Replace the pressure sensor |
The cooling fan is malfunctioned (for air cooling unit) |
Replace |
|
The lubricating oil model is wrong |
Check oil number and replace it |
The temperature switch or thermocouple is malfunctioned |
Replace |
|
The transmission belt is loosened |
Check and adjust |
The contact condition of auxiliary contact point is bad |
Replace |
|
The oil-water separator is blocked |
Replace |
The diaphragm is aged |
Replace |
|
The compressor body is malfunctioned |
Completely overhaul main engine |
The environment temperature is too low (less than -10 ℃) |
Use low temperature cooling agent |
|
The wiring of power supply and motor is loosened |
Check and lock |
The oil return pipe is blocked or one-way valve is malfunctioned |
Disassemble and clean, or replace |
|
The phase loss of power supply |
Repair |
The discharge pressure is low |
Adjust |
|
The air consumption is too large |
Check |
The oil-water separator is damaged |
Replace |
|
The air filter is blocked |
Clean or replace |
The pressure holding valve is occurred with spring fatigue |
Replace |
|
The filter screen of sound-proof cover is so dirty |
Clean |
The pressure switch is malfunctioned |
Replace |
|
The cooler is covered with water or oil scale |
Clean |
The three-phase solenoid valve is malfunctioned |
Replace |
|
The heat control valve is malfunctioned |
Repair |
The working condition of inlet valve is poor |
Disassemble, clean, and add lubricating oil |
