DSG-02-DC12V Pilot Operated Proportional Pressure Relief Valves

Model NO.: DSG-02-2B2-DC12V
Usage: Flow Control
Application: Industrial Usage, Water Industrial Usage, Household Usage
Power: AC DC
Trademark: KVN
Specification: CE
Origin: China
DSG 02 2 B2 DC24 AL





1. General Specification:

Weight (Double Solenoids)
          kg 1.95
Weight (Single Solenoid)           kg 1.45
Mounting Place
Any Place
Surrounding Temperature        ºC   -30 to +50 (nitrile rubber seal)
-20 to +50 (rubber seal)

2. Hydraulic Specification:

Max. Operating Pressure
Mpa 31.5
Max. Pressure of T port Mpa 21(DC),  16(AC), 
Max. Flow Rate l/min 80(DC),  60(AC)
Flow area (middle position) mm2 6% nominal area(Q type), 3% nominal area (W type)
Liquid medium
Mineral Hydraulic Oil, Phosphate Oil
Oil temperature Fluctuation Range ºC -20 to +80(rubber seal), -30 to +80(nitrile rubber seal)
Oil Cleaness
ISO4572:  B10≥75NAS1638:9grade
Oil Viscosity mm2/s 2.8-500

3. Electrical Specification:


DC, AC( 50Hz)
Voltage Tolerance % -15 to +10
Reversing time ms 125-145 (DC),     10-20(AC)
Reset time 100-250(DC),       15-40(AC)
Operating Mode ED% 100
Reversing Frequency time/h ≤ 15000 (DC),   ≤ 7200 (AC,50Hz)
Max. Solenoid Temp. ºC 135 (B grade),  180 (H grade)
IP grade
IP65(AMP:IP66, DC),     Deutsch: IP69k
Power Voltage V 12 24 48 110 220
Power Type

Power Frequency

50/60 50/60
Rated Power Consumption W 30 30 30

Operating current(20ºC) A

Starting current 0.72 (220V)


Pay attention to:
To avoid unnecessary damage and destroy of machine and equipment, so pls read this carefully:
1.Before u assemble the product, u should know its working condition and necessary protection procedures.
2.Pls use the product according to appliance instruction, especially when u use it for gas, or petal which is easy tp explode, and use it in the condition with high temp or high humidity or corrosive, u should choose suitable items.
3.It is important to choose suitable items, right power, right voitage, right specification is the premise of long life of product.
Company Info:
Established in 1991, Ningbo Kveina Electronic Technology Co., Ltd (the former Fenghua Kai Ri Pneumatic Machinery Manufactory Co., Ltd is a factory that specializes in manufacturing various solenoid coils, ex-proof solenoid coils, engineering hydraulic pressure coils,  solenoid connectors and other solenoid valve components.
At present, Kveina's products are widely applied in pneumatic hydraulic pressure industry, food refrigerating industry, crude oil industry, de-dusting, engineering machinery, textile, automobile, medical technology, process technology, controlling technology, environmental technology and other fields, and are sold to Northern America, Southern America, Europe, Southeast Asia, the Middle East, Japan and other places, providing clients with products of numerous standards. Our company has numerous advanced winding machines, injection molding machines and monitoring & testing equipment, so as to guarantee that we can provide custom-made, professional and perfect solutions and products with high qualities to different clients from different countries.
After developing for years, the company invested millions of yuan in constructing a standardized production base in Fenghua Private Scientific & Technological Park, Ningbo, covering an area of 15,000 square meters. The company has successfully passed the ISO9001:2001 QMSC, the Conformité Européenne (CE), and ISO/TS16949. In 2013, the ex-proof series products passed the newly introduced ex-proof standards and achieved the newly introduced certificate and ec-proof certificate, becoming a legitimate enterprise with "two certificates" required by the national technical monitoring bureau and providing strong support to the products' qualities. Taking "Satisfy clients and win over the market" as our core concept for operation, we constantly expand the market and are deeply trusted and believed by clients. Our company has a strong ability of carrying out scientific researches. We have established a detection team, lab, and scientific research team, introduce internationally advanced scientific and technical guidance, automatic production process, lean production and processing, intensive on-site management and humanistic post-sales service. We pursue the concept of "Reliability, technicality and service.

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