4-Way Reversing Valve (DSF-4U) with Good Quality

Posted on

  • Model NO.: DSF-4U
  • Connection Form: Welding
  • Material: Brass
  • Valve Structure: Pilot Piston Structure
  • Usage: Flow Control
  • Application: Industrial Usage, Household Usage
  • Trademark: SANHENG
  • Origin: China
  • Actuator: Electric
  • Type: Direct Acting
  • Pressure: Ordinary Temperature
  • Power Supply: AC Solenoid Valve
  • Standard: DIN
  • Quality: Good
  • Specification: CE, RoHS, ISO,
Product name:

DSF4-way Reversing Valve


Picture:

4-Way Reversing Valve (DSF-4U) with Good Quality




Description:

4-way Reversing Valve is the component to provide heating and cooling from the system to the conditioned space by reversing the flowing direction of refrigerant, which is used at room air conditioners, packaged and central air conditioners. Our reversing valves are designed for heat-pump systems with the capacity from 0.75PH to 12PH; They are suitable for most refrigerants such as R22. R407C, and R410A.

Basic parameter:

1. Exteral leakage test pressure: 3.0 Mpa
2. Max. Operating pressure: 3.0 Mpa
3. Water test pressure: With water pressure 4.4Mpa
4. Burst pressure: 14.4Mpa
5. Ambient Temperature: Electricity on -20º C~+55º C
6. Relative Humidity: Less than95%RH
7. Fluid permission temperature: -20º C~+120º C
8. Min. Operating Voltage: Under the different press of 2.25Mpa
9. Durability: >20.000times(Grease is allowed)
10. Coil Max. Temperature: +120º C
11. Noise: Not more than 45dB(A)
Coil's electric parameter
1. Rated voltage: AC220V 50/60Hz
2. Insulation resistance: ≥ 100MΩ
3. Di-electricity: Under 1500 voltage for the minute of 1800 voltage for one second. No break down of flash over.
4. Power: 5~7W
5. Insulation class: B class
6. Coil temperature rise: Not more than 80K.

Package information:

Standard export packing or per customer's requirement

Our service:

We can produce different customized products according to customer's actual requirements.

Company description:

Ningbo Sanheng Refrigeration Control Co., Ltd. Is located at Xikou Industrial Zone, Ningbo City, Zhejiang Province. It is specializes in developing and manufacturing of refrigeration unit, refrigerated air dryer, Refrigeration Parts, Air Conditioner Parts and Auto A/C Parts, like refrigeration solenoid valves, thermal expansion valves, manifold gauge set, filter drier, ball valve, many kinds of expansion valve for Auto A/C and so on.

After decades of development, we have a professional refrigeration technology team with affluent practical experience, self-developed special-purpose welding lines and unique testing equipment and advanced injection technologies. Meanwhile, we focus on improving the quality and stability of product, keep on investing in the introduction of various high-tech equipment, now we have a complete set of production equipment, such as high-precision CNC lathes, automated assembly lines and so on. They help us to strictly control product quality and stability. Our company has passed ISO9001-2000 certificate and CE certificate.

Sanheng Company relies on the "Sanheng"spirit, I. E. "Quality Eternal, Service Eternal, and Prestige Eternal". We believe that we will make great contribution to refrigeration industry.

Certificates:

ISO9001: 2008

CE

ROHS
Type Port Size
 		 Connection
(MM)		 O. P. D (Mpa) Internal Leakage (ml/min)
P=1.0Mpa at 70 		 Power
(HP)
D E. S. C Min Max
DSF-4U 8 8.1 9.6 0.25 2.5 < 1000 0.75-1.5
DSF-9U 11 9.6 12.8 0.34 2.25 < 1500 2-3
DSF-11 11.5 12.8 16 0.34 2.25 < 2000 2.5-4
DSF-11U 11.5 12.8 16 0.34 2.25 < 2000 2.5-4
DSF-20 13 12.8 19.2 0.34 2.25 < 4000 4-8
DSF-20U 13 12.8 19.2 0.34 2.25 < 4000 4-8
DSF-34 20 19.05 22.2 0.34 2.25 < 6000 7.5-12
DSF-35 23 7/8 11/8 0.340.34 2.76 < 6000 5-15

Composite Nylon Plastic Material PC

pc granules Features:
(1) High strength & Outstanding over-all properties
(2) Good high-temperature resistance
(3) Colorful appearance
(4) Good high-low temperature impact resistance

Application:
1) Optical-- Optical lenses and optical discs including CD, CD-ROM, CD-R, MO, MD, DVD;
2) Automotive-- Headlamp lenses, inner lenses, clusters, door handles, finishing panels, radiator grilles, hubcaps, spoilers;
3) Electric and Electronic Parts-- Switching relays, connectors, sensor parts, deflecting yokes, disc carriers, LCD parts, backlit panel parts;
4) Household Applications-- Electrical outlets, irons, microwave ranges, coffee makers, electric shavers, hairdryers, decorative light fixtures;
5) Medical-- Medical equipment parts;
6) Safety-- Safety goggles, helmets, smoke detectors, revolving lights, etc;
7) Precision Parts-- Camera parts, watch parts;
8) Office Automation Equipment-- Lap-top personal computer housings, PDA housings, CD-ROM drive parts, laser printer chassis, OA equipment housings, digital camera housings;
9) Machinery-- Electric tools, vending machine parts, fiber bobbins;
10) Communications-- Mobile phone housings and pager parts.

Pc Resin,Pc Granules,Pc Polycarbonate,Polycarbonate Granules

Zhejiang Xinli New Materials Co,.Ltd , https://www.shinylon6.com