Specifications

Pilot Control Vavle for Hydraulic Excavator
Novel design,convenient installation,high oil-passing capacity

                         Hydraulic Pilot Control Valve  from Mechanical Manufacturer DFFILTRI

1. Product introduction

This product is composed of cartridge valves, pressure sensors, side-mounted plate filter, accumulator, cartridge-type electromagnetic valve (I, II, III) and valve body. This product has compact structure and relatively small occupation space, can realize a variety of hydraulic pilot control means and meet customer's various requirements, there are multi-functional, reliable, durable and low cost etc. characteristics, often used in the multifunctional control system of hydraulic excavator, can quickly achieve effective control of rotary motor, high & low speed switch of mobile motor, and power mode switch of hydraulic system.  

 

2. Product characteristics

• Max flow rate: 20L/min   28L/min
• Max pressure: 110 bar
• Operating voltage of magnetic exchange valve: 12VDC  24VDC
• Connection dimension: P, A, B, C, T is G1/4 (O ring seal);  Acc is G3/8 Pm is G1/4
• Accumulator volume: 0.5L
• Setting :15bar
• Filtration rating: 10μm
• Symbols

 

3. Mounting size

 

 Note: If any other requirements,please consult us  

 

Honour of DFFILTRI   ♦ China's Quality Recognized Top Ten Well-known Filter Brand   ♦ 19 years OEM Manufacturing Experience    ♦ Testing Center-The Committee of Filtration & Separation of China Technology Market Association    ♦ “The First Vice-chairman Unit” awarded by Xinxiang Filtration & Separation Industry Association

 

♦DFFILTER filtration technology testing center covers a total area of 450 square meters, of which, clean room area of 200 square meters, and cleanliness is up to 100,000 levels. The centre undertakes filtration technology inspection and testing for in-house science research, production and industry service.   

♦On-line particle counter of BETAB-HIAC/POYCO type (8000A/8000S) provided by HIAC/POYCO company in USA, and its supporting machine"Multi-pass test" and "single-pass test" implements ISO16889 new standard and other international standards perfectly.

♦Testing center also has the developed equiment for filter performance testing, which can make the comprehensive examination for filter element/cartridge performance. These can insure that company’s filter with high capacity, long life, high reliable in full compliance with our customer's  requirement.

♦The testing centre can take 7 tests of hydraulic filter performance evaluation, they are as follows:

ISO 2941 Verification of collapse/burst resistance 

ISO 2942 Verification of fabrication integrity and determination of the first bubble point 

ISO 2943 Verification of material compatibility with fluids 

ISO 3723 Method for end load testing

ISO 3724 Verification of flow fatigue characteristics

ISO 3968 Evaluation of pressure drop versus flow characteristics

ISO 16889 Multi-Pass method for evaluating filtration performance 

 

♦ DFFILTRI FEATURES:

1. Wide range of supply for filter, filter element and other combined filtration equipments
2. Compltely interchangeable with over 500 international brand originals
3. Very competitive price and fast delivery time

4. Making strictly in accordance with ISO, DIN, IDF and 3A standards, quality comply with GMP requirement.

5. Imported filtration materials

 

Announcement   Dear customers,  Recently some companies are illegally embezzling the photos of our product, office building and workshop,  those who seriously infringe the right and interests to our reputation, honor, self image, ownership,  please keep in mind the sign of the DFFILTRI brand and the image of our company, and be ware of imitations and plagiarism.   We are really sorry to causing any inconvenience to you and your company.    Plagiarist attention, Please stop the infringing act immediately; otherwise we will investigate the law liability through legal channels.                                                                                                                                                                                                                                                  DFFILTER TECHNOLGOY CO., LTD.