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Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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rsdgj@pyzyrsd.com

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LED power supply system integrated circuits and reference ...
LED power supply system integrated circuits and reference ...

LED, drivers and ,LED power supply, units are used across a wide range of indoor and outdoor ,LED, luminaires. The ,power, supplies focus on meeting criteria for efficiency, ,power, factor (PF), total harmonic distortion (THD), emission, thermal management and specific standards such as UL, EN and IEC.

Air Compressor Selection - Sandcarver
Air Compressor Selection - Sandcarver

3/8/2005, · With carbide nozzles the wear of the nozzle is so minute that it’s not much of a factor. Most glass blasters start out with a 3/32" nozzle, and generally don't go larger than 1/8". A 3/32" nozzle requires 5 CFM @ 40 psi and the same nozzle requires 9 CFM @ 80 psi.

Hydraulic Snubbers – Products | Piping Tech
Hydraulic Snubbers – Products | Piping Tech

Size, Range: PTP offers seven sizes with cylinder bores of 1 1/2 to 8 inches. These units have a normal load range of 3,000 lbs. to 130,000 lbs. All are made to include reservoirs in 6, 12, or 18 inch strokes, except the 1 1/2 inch ,size,. The 1 1/2 inch ,size, is offered only in 6 & 12 inch strokes only.

Properties of concrete - Wikipedia
Properties of concrete - Wikipedia

Engineers usually specify the ,required, compressive strength of concrete, which is normally given as the 28-day compressive strength in megapascals (MPa) or pounds per square inch (psi). Twenty eight days is a long wait to determine if desired strengths are going to be obtained, so three-day and seven-day strengths can be useful to predict the ultimate 28-day compressive strength of the concrete.

Non Dimmable LED Power Supply Installation Guide ...
Non Dimmable LED Power Supply Installation Guide ...

A high quality constant voltage ,power supply, results in your ,LED, lights using less energy, shining brighter, and lasting longer. That’s why aspectLED offers the highest quality ,LED power, supplies. Our ,power, supplies can be used with a wide variety of in-line ,LED, dimmers. All of our ,power, supplies are energy efficient and eco-friendly.

LED Troubleshooting - LED Power Supply Issues
LED Troubleshooting - LED Power Supply Issues

If you are having issues with your ,LED Power Supply, read through this tutorial to see some common troubleshooting techniques. Keep in mind that using a 24VDC ,power supply, with a 12VDC ,LED, Light will not make it twice as bright, and vice versa, doing so will cause damage to the ,LED, products and is a serious fire hazard.

Materials for pumps - ScienceDirect
Materials for pumps - ScienceDirect

1/1/2006, · The design process is further complicated by the imposi- tion of corrosion allowances. The ,pump, user may require mate- rial to be added in the bore to allow for corrosion and erosion, 3 mm is a typical value. When the ,pump, is new, it is stronger than necessary. In the corroded condition, the casing will have re- duced to the design thickness.

LED strip light power supply charts - 7 easy steps to ...
LED strip light power supply charts - 7 easy steps to ...

Step 7- Purchase your recommended ,LED power supply,. To finalize our example, we need a ,power, unit in 24V that has an output of more than 55W. From our available options, you can choose from the following: 1. Plug and Play style ,power supply,: 24V 60W 2.5A ,power supply,. 2.

800 RamPump Multiphase Booster
800 RamPump Multiphase Booster

RamPump ,Size, (in.) Pr es su re (P SI) 7 10 12 16 20 24 32 160 140 120 100 80 60 10 0 7 10 12 16 20 24 32 Vo lu me tri c Flo w (BP De x 1,0 00) Standard RamPump Sizes (in.) RamPump Flow Range 180 20 Step 3: BPDe = BPD gas + BLPD Actual BPD gas = (SCFD)(Temp.°F + 460)(0.005) (Inlet PSIG + 14.7) Step 2: Convert SCFD to BPD gas BOPD BWPD SCFD gas Pressure (PSIG) Inlet Temp. (°F) BLPD Step 1:

Kegu Power Electronic Co.Ltd - LED driver LED ...
Kegu Power Electronic Co.Ltd - LED driver LED ...

Sell High Quality ,LED Power Supply,. Send an Inquiry to this supplier. Send an Inquiry to this supplier * From (E-mail) To: Vivi Mao Kegu ,Power, Electronic Co.,Ltd * Subject * Message: Use English only Max. 2000 characters. (Min. 20) Send. EC21.com does not guarantee the validity of product information or the credentials of sellers.

LED Lighting Power Supply | Sunpower UK
LED Lighting Power Supply | Sunpower UK

LED, Lighting ,Power, Supplies from Sunpower are available in ranges from 6W to 320W and come in many different forms for both indoor and outdoor ,LED, lighting installations. Our Constant Current ,LED Lighting Power Supply, range offers currents from 350mA to 1400mA; whilst the Constant Voltage ,LED Lighting Power Supply, range starts at 5V going through to 52V. Both types of ,LED lighting power supply, ...

100 Watt LED Power Supply - aspectLED
100 Watt LED Power Supply - aspectLED

A high quality constant voltage ,power supply,/transformer results in your ,LED, lights using less energy, shining brighter, and lasting longer. That's why aspectLED offers the highest quality ,LED power, supplies. Our ,power, supplies can be used with a wide variety of in-line ,LED, dimmers. All of our ,power, supplies are energy efficient and eco friendly.

LEDs for Beginners : 9 Steps (with Pictures) - Instructables
LEDs for Beginners : 9 Steps (with Pictures) - Instructables

To do this you can do a couple of things: change your ,power supply, voltage, change the ,LED, your using, or you can use a resistor that allows you use a higher voltage ,power supply, with a lower voltage ,LED,. For now I just wanted to get one lit up so I chose my the ,power supply, that had the lowest voltage - the single AA battery which outputs 1.5V.

LED Lighting Power Supply - LED Lighting Power Supplies ...
LED Lighting Power Supply - LED Lighting Power Supplies ...

Our range of Mean Well ,LED, Drivers offer Constant Current and Constant Voltage ,LED, lighting options suitable for indoor and outdoor use, several are IP rated to offer varying levels of waterproof functionality. With many low cost, high reliability options contact us on 0118 970 3859 for help finding the right product.. The ,LED power, supplies are ideally suited for a wide range of industries ...

Marina pumping station: APM 100/25 and CAM 40/22 manual ...
Marina pumping station: APM 100/25 and CAM 40/22 manual ...

This 800 W pump has a 22 liter tank included. The body is made of cast iron with a size of, 50 * 28 * 50 cm,, the total weight is 14 kg. Productivity - up to 50 l / min, pressure level - 28 m. Also 800 watts has a device Marina CAM 80/22 HL with a steel case weighing 12.5 kg.

LED Driver - LED Power Supply Online - MOONS'
LED Driver - LED Power Supply Online - MOONS'

The ,LED, driver is a self-contained ,power supply, which has outputs that are matched to the electrical characteristics of the ,LED,. ,LED drivers, convert the input voltage (Typically range from 110VAC to 230 VAC) into a voltage at which the current drawn by the ,LED,'s is equal to its drive current.

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Road West, North Branch, Jingkai Road, Puyang City