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Hydraulic Power

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Your Professional Hydraulic Power Supplier

 

Zhejiang Sanrong Electric Motor Co., Ltd. has been deeply involved in DC motors for more than 30 years. It is a professional manufacturer of DC motors and an authoritative certified micro motor engineering technology center. Our products include oil pump motors, winch motors, linear actuator motors, water pump motors, massage equipment motors, automotive accessory motors, and brushless motors.

Complete Process System

Our mature research and development team and professional testing and research and development equipment enable us to independently design and develop products according to customer needs.

Automation Equipment

Professional automation equipment greatly improves our production capacity to meet the order needs of domestic and foreign customers.

 

End-to-end Services

We can offer a range of services, from consultation and advice to product design and delivery. It is a convenience for the customers, as they can get all the help they need in one place.

Global Market

Our company's products are exported to major cities in Europe, America, and China, and we maintain long-term and stable cooperative relationships with top customers in the industry.

 
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Parameter

 

MODEL

RATED VOLT

SPEED

OUTPUT POWER

RATED CURRENT

RATED TORQUE

DUTY CYCLE

INSULATION

WATERPROOF

78S-4-8

12V DC

3600rpm

500W

75A

1.5N.m

S2=1.5min

F

IP54

1246

12V DC

4500rpm

800W

110A

1.6N.m

S2=3min

F

IP54

4302

12V DC

4000rpm

800W

160A

2N.m

S2=2min

F

IP54

1230-3

12V DC

4500rpm

800W

110A

1.6N.m

S2=3min

F

IP54

3931-2

24V DC

2400rpm

4000W

265A

16.9N.m

S2=4.5min

H

IP20

 

Types of Hydraulic Power DC motors

 

Gear Motors
The first type of hydraulic motor is the gear motor. There are two parts that make up a hydraulic gear motor. These parts are the idler gear and the driven gear. The output shaft is attached to the driven gear using a key. You port high-pressure oil into one of the gear’s sides, and then it flows between the wall housing and the gear tips into the outlet port. After that, the gears mesh, which prevents the oil in the outlet side from returning to the inlet side.

 
 

Vane Motors
Next, there are vane motors. This type of hydraulic motor has a housing that includes an eccentric bore. In this bore, a rotor runs and it has vanes that slide in and out of it. The hydraulic fluid goes into the motor and this fluid goes into a rectangular vane. The main output shaft and the center rotor are connected. The application of the fluid to the vane makes the output shaft rotate.

 
 

Piston Motors
The last type of motor is a piston motor. Within this type, there are two categories: Radial and axial.
● Radial-Piston: Radial-piston motors are classified as LSHT motors. The pistons in these motors are perpendicular to the output shaft. Higher output torques are one benefit of radial-piston motors. Another benefit is that these motors will give you a smoother output speed when operating at low speeds.
● Axial-Piston Motors: The design of an axial-piston motor consists of pistons located in a circular array inside of a cylinder block. Benefits of axial-piston motors include better speed variability, greater speeds, and higher efficiencies. Some common applications of these motors are to drive winches, construction equipment, and ship cranes.

 

 

Advantages of Hydraulic Power

 

● Can generate a very high output force in relation to the input force.
● Higher degree of accuracy in movement.
● Work great in harsh environments with water, dirt and other contaminants as the system is already sealed to keep the hydraulic fluids contained.
● Can stop and start easily under large loads without causing damage.
● Can complete slow and precise movement under heavy loads.
● Can generate incredibly high torque in a fraction of the size of an electric motor and without gearing.
● Smooth and store energy as fluid under pressure in the accumulators, increasing the efficiency of the system.
● Can hold a load at a standstill while consuming no power.
● Can be sized for the average load, reducing the size of the motor needed.
● Can be mounted remotely with only the accumulator, actuator, and control valves close to the application.
2410-2

 

Applications of Hydraulic Power

 

● Hydraulic systems in these tools enable controlled movements through material handling equipment.
● The automotive and trailer industry uses DC power to operate hydraulic systems in dump trailers car lifts and emergency rescue tools.
● Small construction tools need precise hydraulic control so they depend on construction machinery.
● Medical Equipment Helps Move Patients Through Hospital Beds and Patient Lifts Plus Mobility Aids.
● Agricultural Equipment – Supports irrigation systems and hydraulic attachments in tractors.
1230-3

 

Installation Considerations for Hydraulic Power DC motors

 

 

● When replacing a pump, catalog ratings will usually be shown in GPM at a specified shaft speed
● On a motor, catalog ratings will usually be in cubic inches deplanement per shaft revolution (C.I.R.)
● Use the appropriate formula and make all measurements in inches as accurately as possible
● Convert fractional dimensions into decimal equivalents for use in the formulas
● Make sure the catalog pressure rating is adequate for your application, and in the case of a pump, make sure the direction of shaft rotation is correct
● If a pump of higher GPM must be used, it will need more HP at the same pressure and will move faster. If one with lower GPM must be used, the system will have enough power but will move more slowly

 

Packaging and Shipping

 

Packaging

Packed in strong cartons, protected by pallets.

Standard export.

Shipping

We will help you to choose the best shipping way according to your detail requirements. By sea, by air, or by express, etc.

 

Our Service

Pre-sale Service

Quickly and warmly respond to customers, introduce the company's basic situation to customers, understand their background and needs, recommend suitable products to customers based on their needs or customize product design and quotation according to their needs, provide sample making services, and provide sample improvement and feedback.

 

In-sales Service

Maintain timely communication with customers regarding order progress, complete customer orders on time, with quality and quantity guaranteed, and ship according to customer specified requirements.

 

After-sales Service

After the transaction is completed, follow up on the usage of the product, solve any problems that customers may encounter during use, repair any defective products, and ensure that customers have a good product experience.

 

 

Our Factory

Zhejiang Sanrong Electric Motor Co., Ltd. was established in 1986. In order to meet the needs of customers and the market, the company invested 20 million yuan in 2000 to establish a modern factory in Ningbo with an area of 22000 square meters.

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Our Honor

 

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FAQ

 

Q: What is hydraulic power and how does it work?

A: An engine or electric motor powers a hydraulic pump, which is the “heart” of the hydraulic system. The pump pushes pressurized fluid through the hydraulic system and converts mechanical energy to fluid power. The pressurized fluid goes through various control valves to the hydraulic actuator.

Q: What are some interesting facts about hydraulic power?

A: Hydropower is one of the oldest power sources on the planet, generating power when flowing water spins a wheel or turbine. It was used by farmers as far back as ancient Greece for mechanical tasks like grinding grain. Hydropower is also a renewable energy source and produces no air pollution or toxic byproducts.

Q: How to calculate hydraulic power?

A: Hydraulic power is defined as flow multiplied by pressure. The hydraulic power supplied by a pump is: Power = (P x Q) ÷ 600 – where power is in kilowatts [kW], P is the pressure in bars, and Q is the flow in litres per minute.

Q: How do I choose a hydraulic power unit?

A: The flow rate and operating pressure are the primary drivers behind the size of your hydraulic power unit. Higher flow rates and pressures require more robust and capable systems. Consequently, these factors will guide your calculations in choosing a unit that meets these demands without overburdening the system.

Q: How much horsepower do you need to run a hydraulic pump?

A: 1 HP is required for each 1 GPM at 1500 PSI or any multiple of 1500 such as 3 GPM at 500 PSI, 2 GPM at 750 PSI, 1/2 GPM at 3000 PSI, etc. Another handy rule-of-thumb is that it takes about 5% of the pump maximum rated HP to drive the pump when unloaded and pressure is very low.

Q: What is the best type of pump for use in a hydraulic system?

A: Gear Pumps: Best suited for low-pressure applications and offer simplicity and reliability. Piston Pumps: Ideal for high-pressure applications and demanding tasks. Vane Pumps: Known for smooth operation and efficiency, they are suitable for medium-pressure systems.

Zhejiang Sanrong Electric Motor Co., Ltd. is one of the most professional hydraulic power manufacturers and suppliers in China, providing high quality customized service with reasonable price. We warmly welcome you to buy hydraulic power for sale here and get quotation from our factory.

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