Piston Water-cooled Air Compressor4KW
|
Model |
7.5kw |
2.2kw |
1.5kw |
4kw |
11kw |
|
Motor(kw/HP) |
7.5/10 |
2.2/3 |
7.5/10 |
4/5.5 |
11/15.5 |
|
Piston variable displacement(L/min) |
1517 |
300 |
200 |
823 |
2382 |
|
Exhaust volume(L/min) |
900 |
200 |
180 |
520 |
1500 |
|
Exhaust pressure(bar) |
8 |
12 |
8 |
8 |
30 |
|
Cylinder(diameter x piece) |
90*3 |
65*2/51*1 |
90*2/51*1 |
80*3 |
120*3 |
|
Stroke(mm) |
75 |
48 |
75 |
60 |
90 |
|
Rotate speed of air compressor(rpm) |
1060 |
940 |
850 |
910 |
780 |
|
Volume of gas storage tank(L) |
250 |
100 |
250 |
150 |
300 |
|
Overall dimension(L×W×H cm) |
165*51*117 |
111*43*85 |
164*57*117 |
130*52*108 |
162*70*132 |
|
Packing dimension(L×W×H cm) |
174*67*122 |
118*51*88 |
177*71*120 |
142*62*118 |
172*73*140 |
|
Net weight(kg) |
268 |
140 |
358 |
208 |
508 |
|
Gross weight(kg) |
306 |
174 |
410 |
235 |
548 |
|
Model |
4kw |
|
Motor(kw/HP) |
4/6.5 |
|
Piston variabledisplacement(L/min) |
811 |
|
Exhaust volume(L/min) |
550 |
|
Exhaust pressure(bar) |
30 |
|
Cylinder(diameter x piece) |
90×2/51x1 |
|
Stroke(mm) |
75 |
|
Rotate speed of air compressor(rpm) |
850 |
|
Volume of gas storage tank(L) |
250 |
|
Overall dimension(LxWxH cm) |
164x57x117 |
|
Packing dimension(LxWxH cm) |
177x71x120 |
|
Net weight(kg) |
358 |
|
Gross weight(kg) |
410 |
Product details Description
Product Core Parameters
|
Rated power |
7.5 kW |
|
Exhaust |
550 l /min (0.55m³/min) |
|
Rated pressure |
30bar (3.0MPa) |
|
Working speed |
850 RPM |
|
Capacity of gas storage tank |
250 liters |
Product Core Advantages
This 7.5KW high pressure piston air compressor adopts military manufacturing standards, and its ultra-high pressure output capacity of 30bar can meet the needs of various special operations. Its optimized three-stage compression system and intelligent control technology ensure ultra-high pressure output while taking into account the energy efficiency ratio and service life, making it an ideal choice for industrial high pressure gas source solutions.
1. Ultra-high voltage power output
With three-stage compression technology, it can output up to 30bar of ultra-high pressure air to meet the needs of special operations. Especially suitable for:
High pressure cleaning equipment power source
Pneumatic hydraulic tool drive
Special equipment testing
Industrial pipeline purge
2. High efficiency and energy saving design
Equipped with IE3 high efficiency and energy saving motor, energy efficiency ratio increased by 20%
850rpm low speed design, effectively extend the service life
Intelligent pressure control system, on demand gas supply energy saving 15-20%
3. Military grade durable structure
High strength cast iron cylinder block with special heat treatment process
Germany imported piston ring, wear resistance increased by 50%
Full copper cooling system, to ensure continuous work without high temperature
Enhanced crankshaft design, bearing life up to 10,000 hours
4. Professional security configuration
Four-level security protection system:
Electronic pressure controller (28-30bar)
Mechanical safety valve (32bar pressure relief)
Temperature protector (power off at 90℃)
Motor overload protection
5. Humanized design
Industrial grade silent design (≤72 dB)
Heavy-duty mobile chassis with locking device
Dual pressure gauge display (tank/output pressure)
Quick change oil filter design
Automatic drainage device (optional)
Field of Application
✓ Maintenance of petrochemical equipment
✓ High-pressure operation of ship maintenance
✓ Maintenance of special vehicles
✓ Pressure testing of industrial pipelines
✓ Fire equipment testing
Maintenance Suggestions
Use special high pressure air compressor oil
Change the oil every 300 hours
Discharge water from gas storage tank daily
Check safety valve sensitivity regularly
Full overhaul is recommended every 2000 hours
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