Belt Driven Screw Air Compressor

Loitha screw air compressor with V-belt use Germany technique which provide high quality air, low noise and high efficiency, its more elegant to install, simple operation and maintenance.



Double Screw with low noise, Super Silenced Enclosure
Elegant compact design. Fully open access door to inner parts for easy service.
100% Continuous duty operation. Load/No Load operation
High quality CE Certificate industrial electric motors.
Easy to use and read LCD control panel
High temperature, high pressure and anti-rotation shutdown
Supply the machine with different working voltage according to customer's request, such as:
380Volt, 3Phase, 50Hz / 420Volt, 3Phase, 50Hz
380Volt, 3Phase, 60Hz / 220Volt, 3Phase, 60Hz etc



Air End (German Technology)

Famous brand air end with SKF bearing, De-signed for greater air capacity, improved efficiency, and precision-engineered rotors to extend the lifespan of moving parts efficiency.



Multi language Control Panel

Loitha Control panel provide the most cost effective maintenance program, to ensure trouble-free operation, almost like a built-in service technician.



Colling System

Design of large heat exchange area, effectively preventing overheating and ensuring reliable performance in harsh conditions for extended service life.



High Efficient Inverter

Adopting frequency conversion speed to maximize energy savings, creating a new generation of energy-efficient compressors that reduce electricity consumption.



Motor

Using well well-known brand motor with IP54 protection, F-class insulation, and SKF bearings. It offers 3%-5% higher efficiency compared to similar products.



Intake Valve

Automatically adjust based on gas consumption, low maintenance, good stability, large inlet air.

ACCESSORIES SPECIFICATION

Technological innovation,
more efficient,
low noise,
low vibration,
long life(Air end)


Super first-class energy efficiency, energy saving and more efficient (Three-phase asynchronous motor)

The three-phase asynchronous motor used by Loitha Air Compressor has been tested by a national energy efficiency laboratory and has reached the national first-level en-ergy efficiency standard.



High protection level design

Safety and reliability are guaranteed. The motor adopts IP54 high protection grade design, which can prevent malfunctions caused by bad environment.



Loitha brand three-phase asynchronous motors can ensure long-term efficient operation.

Due to high energy efficiency, plus the blessing of service coefficient. There-fore, it is not easy to generate overload and cause the motor to age, so as to en-sure the efficiency of the motor.



INTERNAL SYSTEM DESIGN

Reasonable motor selection and related electrical system design
Optimized design of main exhaust pipe to reduce pressure loss
Reasonable intake system design and selection
Reasonable design and selection of oil and air separation system
Reasonable piping system design to reduce pressure loss


TOUCH SCREEN CONTROLLER

Newly developed operation panel, simple and easy to understand it.
Single touch switch realizes the change of control pressure setting

Loitha AHY Series Dry Oil-Free Screw Air Compressor provides 100% oil-free, pure and high-quality compressed air for manufacturers. Professional oil-free screw technology and excellent system structure design capabilities ensure long-lasting, safe and reliable equip-ment with outstanding performance.


CORE TECHNOLOGY

PM VFD MOTOR

Using neodymium iron boron magnetic material, can withstand high tempep-ture of 180�°C.
Protection class IP55, insulation class F.
Large starting torque, wide debugging range, compact structure, light weight and small size.
The motor has a built-in PTC to provide comprehensive overheat and overload protection.


INTAKE SILENCER SYSTEM

The specially designed air filter intake channel greatly reduces the unloading noise of the intake air and intake valve.
The unique structure of the air filter box ensures air intake while greatly reduc-ing the noise, transmission to the out-side of the machine.


OIL-FREE SCREW HOST

The air end is composed of a combina-tion of low-pressure stage body and high-pressure stage body: the two-stage air end is driven by the same motor, the air end has its own variable speed gear-box, the exhaust pressure of the first stage is about 2.2bar, and the com-pressed air enters the secondary air end through the intercooler to continue compression.
Two pairs of stainless steel rotors with excellent durability.
The protective coating also ensures pre-cise meshing of the rotor.


VECTOR FREQUENCY CONVERTER

Adopt the accurate vector control tech-nology, so that the unit can obtain the appropriate torque to drive the air com-pressor smoothly under the condition that the temperature rise of the motor is smaller in the wide speed range of the machine.
Special inverter protection cabinet, high protection level, stable performance.
High-precision constant pressure con-trol with pressure fluctuation amplitude �±0.01Mpa or less can be carried out, so as to effectively provide the most suita-ble pressure air required for the use of the machine.
In addition, the accuracy of setting pres-sure is 0.01Mpa, and the precise setting realizes maximum energy saving.


OIL MIST RECOVERY

Equipped with oil mist recovery system to recover gearbox oil mist vapor


MAIN CONTROLLER

Dry oil-free special controller, standard cloud service system, convenient to in-tuitively understand the equipment op-erating status, easy to achieve data que-ry, statistics and other functions.

CLASS 0 OIL-FREE AIR

Always strive to pursue cutting-edge technology to meet the needs of customers. Through continuous research and development, Loitha compressor have true oil-free compression technology, and the new product has obtained CLASS 0 certification.

High-efficiency induction motor, Integrated Variable Speed Driven (VSD) with speed control, Leading control and protection, Soft starting eliminates drive stress
Saves your money by lowering your operation cost. These saving will continue to be delivered to your bottom line year after year.
When operating at part-load, the performance is top in class. The variable speed Intel-liDriven avoids load cycling and maintains a steady state of operation, reducing operating and maintenance costs.
Class-leading performance achieved by state-of-the-art air end design and manufacturing processes, coupled with the reduction of internal losses, means that airend full-load performance.


Use Loitha Variable Speed Drive screw air compressor, you don't need to worry about the complex of electrical installation and programming for the machine. All parts of compressor are assembled before shipment, as long as the main power supply is connected, it can work immediately.

Through the powerful intelligent controller test the pressure of the air system changes continuously, accurate to change the speed, air flow of the air compressor always consistent to the demand of the user's system. Intelligent controller of reaction rate is calculated by milliseconds, and at the same time for speed correction can be made within the 3 ms, make its outlet air pressure control within the minimum range.



SIX MORE ADVANTAGES

INTEL DRIVE FEATURES
ECONOMY OF USE
BEST EFFICIENCY AT PART-LOAD
SOFT START LOWERS YOUR OPER-ATING COST
MULTIPLE MACHINE OPERATION
HIGH FULL-LOAD OPEARATION EFFICIENCY


Air End (German Technology)

Famous brand air end with SKF bearing, De-signed for greater air capacity, improved efficiency, and precision-engineered rotors to extend the lifespan of moving parts efficiency.



Multi language Control Panel

Loitha Control panel provide the most cost effective maintenance program, to ensure trouble-free operation, almost like a built-in service technician.



Colling System

Design of large heat exchange area, effectively preventing overheating and ensuring reliable performance in harsh conditions for extended service life.



High Efficient Inverter

Adopting frequency conversion speed to maximize energy savings, creating a new generation of energy-efficient compressors that reduce electricity consumption.



Motor

Using well well-known brand motor with IP54 protection, F-class insulation, and SKF bearings. It offers 3%-5% higher efficiency compared to similar products.



Intake Valve

Automatically adjust based on gas consumption, low maintenance, good stability, large inlet air.

MORE STABLE:

GEARLESS:
IPM motor and air end are connected with one-shaft. Without gear: no gear pitting, no broken-teeth.

SOFT-START:
Less damage to electrical equipment

SPECIALLY DESIGN OF SEALED :
100% to prevent oil leakage. Without leak troubles.

LONG LIFE :
The high-performance permanent magnet materials.

The specialized corona-resistance enameled wire is applied to stator coil.

COMPARED WITH THE GEARED TWO-STAGE AIR END :


Oil is effecting on the gear all time. Underling the long-term running in variable speed, the gear will have pit-ting, even teeth broken.

SPECIALLY DESGIN OF BOX:
Independent air cooling.

Dont need to rely on the compressor cooling system.

WITHOUT COUPLING:
Two independent IPM motors directly drive two stage air end.

One-shaft structure, without coupling danger.



MORE SAVING:

SLPM is driven by two independent IPM motors, intelligent control. During operation, by control-ling the pressure between the two stage. The optimal rotating speed of two air outlet are automatically calculated to attain the optimal efficiency with optimal compression radio of matching and balance, allowing compressor always under optimal operation condition.



SPLM FOCUS ON THE TOP EFFICIENCY DURING PRACTICAL USE THE RANGE OF FREQUENCY CONVERSION UP TO 30% TO 100%

Double permanent Magnetic Motors, Continuously Variable Speed
Transmission efficiency 100%
Without transmission efficiency loss from gear
Without transmission efficiency loss from coupling
Interstage pressure can be adjusted and constant pressure achieved
The host is always at the most energy-efficient speed


MORE EFFICIENCY:

SLPM is with motor, excellent performance.

Under low frequency, low speed, it can still keep high efficiency.

Compared with geared two-stage, TRANSMISSION EFFICIENCY ONLY REACHED 97%



One shaft structure, gearless , without coupling. 100% TRANSMISSION EFFICIENCY.



MORE COMFPRTABLE:

No Motor Bearing Noise
No Gearbox Noise
No Coupling Noise


MORE COMPACT:

Smaller motor size, one shaft structure can save more space.



Motor IPM (Internal permanent Magnet) Motor IP54

High-efficiency Components Setting the Standard in System Design
The Total Air System incorporates only the highest quality components to ensure that both system efficiency and productivity are maximized- a high-efficiency compressor room without the hassle, complexity and costs of the traditional compressor room.
Total Air System packages come fully equipped with:
A high-efficiency rotary screw air compressor An energy-saving cycling refrigerated air dryer A high-efficiency coalescing filter A high-efficiency particulate filter An integral air receiver storage tank Integrated compressor and dryer controls Low pressure drop piping


Air End (German Technology)

Famous brand air end with SKF bearing, De-signed for greater air capacity, improved efficiency, and precision-engineered rotors to extend the lifespan of moving parts efficiency.



Multi language Control Panel

Loitha Control panel provide the most cost effective maintenance program, to ensure trouble-free operation, almost like a built-in service technician.



Colling System

Design of large heat exchange area, effectively preventing overheating and ensuring reliable performance in harsh conditions for extended service life.



High Efficient Inverter

Adopting frequency conversion speed to maximize energy savings, creating a new generation of energy-efficient compressors that reduce electricity consumption.



Motor

Using well well-known brand motor with IP54 protection, F-class insulation, and SKF bearings. It offers 3%-5% higher efficiency compared to similar products.



Intake Valve

Automatically adjust based on gas consumption, low maintenance, good stability, large inlet air.

german technology

technology innovation
long life
low noise
high efficiency air end
low vibration





lower noise

the frequency conversion type supplies en-ergy based on air demand, minimizing ener-gy loss. with a low motor running frequency, mechanical noise is reduced.
adjusting motor speed eliminates the need for repeated loading and unloading, lower-ing noise from these actions. continuous loading pressure further reduces noise from unstable pressure.



vfd regulation

adopting frequency conversion speed control to make full use of energy-saving effect to cre-ate a new generation of energy-saving compressor that saves electricity and energy
provide the necessary amount of air with the necessary pres-sure through constant pressure control



micro touch screen

intelligent hmi human-computer interaction interface, the operation is very simple and convenient, and state is clear at a glance.



pm magnet motor

the high efficiency permanent magnet motor and the screw male rotor adopt a direct driven coaxi-al integrated transmission structure, and its transmission rate up to 100%. no gearbox, no coupling, no loss of transmission efficiency.
it has a stator life of over 15 years.
the stator coil of the motor is made of polyimide enamelled wire and h grade insulation. its excel-lent performance allows the temperature rise to more than 180�°c
adopt the most advanced 5:6 tooth rotor profile in the industry, with less leakage and large dis-placement. low speed, low noise.
very high ipm motor efficiency ie3.
low-frequency, low speed, high motor efficiency.
more stable operation. ip23 & ip 54



energy saving

when buying an air compressor, the traditional cost ( ie, purchase cost + maintenance cost) accounts for only 25% of the total cost, while energy consumption accounts for 75%.

standard vsd screw air compressor saves 10-20% energy than fixed speed screw air compressor
loitha pm vsd screw air compressor saves 33-35% energy than fixed speed screw air compressor

Loitha screw air compressors deliver reliable, high-quality air to prevent costly downtime and production delays. Their robust design ensures continuous operation, even in extreme conditions up to 55°C. Easy to install and maintain, Loitha compressors require minimal setup and are simple to operate.



Double Screw with low noise, Super Silenced Enclosure
Elegant compact design. Fully open access door to inner parts for easy service.
Machine was CE and UL certificated, Machines under ISO9001 quality management standard system.
Progressive Adaptive Control (PAC) Protection
continuously monitors key operating parameters and adapts to prevent unexpected downtime
V-Shield Technology
provides a totally integrated, leak-free design
Sequential Cooling System
significantly improves efficiency, serviceability and noise level



Air End (German Technology)

Famous brand air end with SKF bearing, De-signed for greater air capacity, improved efficiency, and precision-engineered rotors to extend the lifespan of moving parts efficiency.



Multi language Control Panel

Loitha Control panel provide the most cost effective maintenance program, to ensure trouble-free operation, almost like a built-in service technician.



Colling System

Design of large heat exchange area, effectively preventing overheating and ensuring reliable performance in harsh conditions for extended service life.



High Efficient Inverter

Adopting frequency conversion speed to maximize energy savings, creating a new generation of energy-efficient compressors that reduce electricity consumption.



Motor

Using well well-known brand motor with IP54 protection, F-class insulation, and SKF bearings. It offers 3%-5% higher efficiency compared to similar products.



Intake Valve

Automatically adjust based on gas consumption, low maintenance, good stability, large inlet air.