Home

About us

Products

Hydraulic Pump Travel Motor Swing Motor Multiple Control Valve Parts

News

Paymet Shipping Privacy policy

English/

português/

Français

Product
Product Detail

K3V112DTP-9T8L-14 Hydraulic Piston Main Pump for Excavators

K3V112DTP-9T8L-14 Hydraulic Piston Main Pump for Excavators

K3V112DTP-9T8L-14 Hydraulic Piston Main Pump for ExcavatorsProduct OverviewThe K3V112DTP-9T8L-14 Hydraulic Piston Main Pump is a critical component designed for a wide range of excavators, ensuring ro

Email me WhatsApp me

Product Detail

K3V112DTP-9T8L-14 Hydraulic Piston Main Pump for Excavators

Product Overview

The K3V112DTP-9T8L-14 Hydraulic Piston Main Pump is a critical component designed for a wide range of excavators, ensuring robust and efficient hydraulic power. As a high-performance axial piston pump, it is engineered to meet the demanding requirements of heavy-duty construction and earthmoving machinery. This pump is vital for controlling the precise movements of the excavator's boom, arm, bucket, and tracks, delivering reliable and consistent power for various applications.

Key Product Parameters

• Type: Swash Plate Type Axial Piston Pump
• Displacement: Approximately 112 x 2 cc/rev (for double pump configuration)
• Rated Pressure: 320 bar (31.4 MPa)
• Maximum Pressure: 350 bar (34.3 MPa)
• Max. Speed (Self-Priming): Up to 2360 rpm
• Control Type: Electric Flow Control, Hydraulic Pilot Flow Control, Torque Limiting
• Weight: Approximately 125 kg (for K3V112DT variants)

Product Advantages & Selling Points

‣ High Efficiency: Optimized design ensures minimal energy loss, maximizing fuel efficiency for your machinery.
‣ Exceptional Durability: Constructed with high-grade materials and precision engineering to withstand harsh operating conditions and extend service life.
‣ Precise Control: Advanced control systems provide smooth and accurate operation, enhancing operator comfort and productivity.
‣ Reliable Performance: Delivers consistent hydraulic power output, ensuring stable and uninterrupted machine operation even under heavy loads.
‣ Low Noise Operation: Engineered for reduced noise levels, contributing to a more comfortable and compliant work environment.

Applicable Equipment

This K3V112DTP-9T8L-14 hydraulic pump is commonly used in 20-25 ton class excavators. It is compatible with a wide range of popular excavator brands and models, including but not limited to:

Kobelco: SK200LC-6, SK210LC-6, SK230LC-6, SK250LC-6, SK250LC-8, SK260LC-8, SK330LC-6E series, among others.
Hyundai: R210LC-7, R210LC-9S, R225LC-7, DX225LC series, etc.
Doosan (Daewoo): DH220LC-V, Solar 225NLC-V, DX225LC series.
New Holland: E215, E215B, E245, E265, E265B series.
SANY: SY205, SY215 series.
And various other excavator models requiring a robust 112cc main hydraulic pump.

Application Scenarios & Case Studies

The K3V112DTP-9T8L-14 hydraulic pump powers excavators in diverse and demanding environments:

Construction Sites:

Excavators equipped with this pump are indispensable for digging foundations, trenching, and grading in commercial and residential construction projects. The pump's precise control allows for accurate excavation, minimizing over-digging and material waste. For instance, on a major urban development, excavators with this pump efficiently laid the groundwork for multi-story buildings, handling thousands of cubic meters of earth daily with consistent performance.

Mining Operations:

In open-pit mining, excavators are used for overburden removal and ore extraction. The pump's high-pressure capabilities ensure that the machine can break through tough rock and move large volumes of material. A case study in a coal mine showed excavators powered by K3V112DTP series pumps maintaining continuous operation in dusty and high-stress conditions, significantly contributing to daily production targets due to their reliability and power.

Demolition & Waste Management:

For demolishing structures and handling large volumes of debris, excavators require strong and responsive hydraulics. This pump provides the necessary power for hydraulic breakers, pulverizers, and grapples. An example is a city-wide demolition project where excavators with this pump systematically dismantled old industrial buildings, the pump's consistent pressure delivery allowing for efficient and safe operation.

Road Building & Infrastructure:

Excavators are crucial for preparing sites, digging culverts, and shaping embankments in road construction. The pump's durability ensures it can withstand prolonged use in varying terrain and weather conditions. On a new highway construction, machines fitted with these pumps worked around the clock, showcasing their endurance and vital role in large-scale infrastructure development.

Related & Similar Products

Beyond the K3V112DTP, the K3V series and other advanced hydraulic pumps offer solutions for various excavator needs:

K3V Series (e.g., K3V63, K3V140, K3V180, K3V280): Different displacements to suit various excavator sizes (e.g., K3V63 for smaller 10-15 ton excavators, K3V180/K3V280 for larger 30-45+ ton machines).
K5V Series (e.g., K5V80, K5V140, K5V160, K5V200): Often used in larger excavators, offering higher displacements and enhanced performance.
K7V, K3VL, K8V, K3VG Series: Specialized pumps designed for specific applications, including load-sensing systems, industrial machinery, and hydrostatic transmissions.
Gear Pumps: Simpler, more cost-effective, typically for lower pressure applications (e.g., pilot control circuits).
Vane Pumps: Known for smooth operation and compact design, suitable for medium-pressure applications.
Other Brand Piston Pumps: Such as Rexroth-Uchida AP2D pumps, offering alternative solutions for various excavator makes and models.

Installation & Maintenance: Common Issues & Solutions

Proper installation and regular maintenance are crucial for the longevity and optimal performance of your K3V112DTP-9T8L-14 hydraulic pump.

Common Issues:

Loss of Power/Slow Operation: Often indicates internal wear, low hydraulic fluid level, or a clogged filter.
Overheating: Can be caused by contaminated fluid, insufficient fluid, or internal leakage.
Excessive Noise: May signal air in the system, cavitation, worn bearings, or misaligned components.
Oil Leaks: Typically due to damaged seals, loose fittings, or cracked casings.
Contamination: Dirt and debris in the hydraulic fluid can cause premature wear and system failure.

Solutions:

Regular Fluid Checks: Ensure hydraulic fluid levels are always at the recommended mark and fluid is clean. Replace fluid and filters according to manufacturer's schedule.
System Flushing: Periodically flush the hydraulic system to remove contaminants.
Seal & Hose Inspection: Routinely inspect all seals, hoses, and fittings for signs of wear, cracks, or leaks. Replace immediately if damaged.
Preventive Maintenance: Adhere strictly to the excavator's maintenance schedule. This includes checking pressure settings, inspecting pump mounting, and lubrication.
Professional Inspection: For complex issues or unexplained symptoms, consult with certified hydraulic technicians for diagnosis and repair to prevent further damage.

By proactively addressing these areas, you can significantly extend the life and efficiency of your K3V112DTP-9T8L-14 hydraulic pump, ensuring your excavator remains productive.

No comment

Previous : F3V112DTP-9TEL High-Performance Hydraulic Control Valve Next : F3V140S Hydraulic Pump: Precision Power for Demanding Applications

Product Detail

K3V112DTP-9T8L-14 Hydraulic Piston Main Pump for Excavators

Product Overview

Key Product Parameters

• Type: Swash Plate Type Axial Piston Pump
• Displacement: Approximately 112 x 2 cc/rev (for double pump configuration)
• Rated Pressure: 320 bar (31.4 MPa)
• Maximum Pressure: 350 bar (34.3 MPa)
• Max. Speed (Self-Priming): Up to 2360 rpm
• Control Type: Electric Flow Control, Hydraulic Pilot Flow Control, Torque Limiting
• Weight: Approximately 125 kg (for K3V112DT variants)

Product Advantages & Selling Points

‣ High Efficiency: Optimized design ensures minimal energy loss, maximizing fuel efficiency for your machinery.
‣ Exceptional Durability: Constructed with high-grade materials and precision engineering to withstand harsh operating conditions and extend service life.
‣ Precise Control: Advanced control systems provide smooth and accurate operation, enhancing operator comfort and productivity.
‣ Reliable Performance: Delivers consistent hydraulic power output, ensuring stable and uninterrupted machine operation even under heavy loads.
‣ Low Noise Operation: Engineered for reduced noise levels, contributing to a more comfortable and compliant work environment.

Applicable Equipment

This K3V112DTP-9T8L-14 hydraulic pump is commonly used in 20-25 ton class excavators. It is compatible with a wide range of popular excavator brands and models, including but not limited to:

Kobelco: SK200LC-6, SK210LC-6, SK230LC-6, SK250LC-6, SK250LC-8, SK260LC-8, SK330LC-6E series, among others.
Hyundai: R210LC-7, R210LC-9S, R225LC-7, DX225LC series, etc.
Doosan (Daewoo): DH220LC-V, Solar 225NLC-V, DX225LC series.
New Holland: E215, E215B, E245, E265, E265B series.
SANY: SY205, SY215 series.
And various other excavator models requiring a robust 112cc main hydraulic pump.

Application Scenarios & Case Studies

The K3V112DTP-9T8L-14 hydraulic pump powers excavators in diverse and demanding environments:

Construction Sites:

Mining Operations:

Demolition & Waste Management:

Road Building & Infrastructure:

Related & Similar Products

Beyond the K3V112DTP, the K3V series and other advanced hydraulic pumps offer solutions for various excavator needs:

K3V Series (e.g., K3V63, K3V140, K3V180, K3V280): Different displacements to suit various excavator sizes (e.g., K3V63 for smaller 10-15 ton excavators, K3V180/K3V280 for larger 30-45+ ton machines).
K5V Series (e.g., K5V80, K5V140, K5V160, K5V200): Often used in larger excavators, offering higher displacements and enhanced performance.
K7V, K3VL, K8V, K3VG Series: Specialized pumps designed for specific applications, including load-sensing systems, industrial machinery, and hydrostatic transmissions.
Gear Pumps: Simpler, more cost-effective, typically for lower pressure applications (e.g., pilot control circuits).
Vane Pumps: Known for smooth operation and compact design, suitable for medium-pressure applications.
Other Brand Piston Pumps: Such as Rexroth-Uchida AP2D pumps, offering alternative solutions for various excavator makes and models.

Installation & Maintenance: Common Issues & Solutions

Proper installation and regular maintenance are crucial for the longevity and optimal performance of your K3V112DTP-9T8L-14 hydraulic pump.

Common Issues:

Loss of Power/Slow Operation: Often indicates internal wear, low hydraulic fluid level, or a clogged filter.
Overheating: Can be caused by contaminated fluid, insufficient fluid, or internal leakage.
Excessive Noise: May signal air in the system, cavitation, worn bearings, or misaligned components.
Oil Leaks: Typically due to damaged seals, loose fittings, or cracked casings.
Contamination: Dirt and debris in the hydraulic fluid can cause premature wear and system failure.

Solutions:

Regular Fluid Checks: Ensure hydraulic fluid levels are always at the recommended mark and fluid is clean. Replace fluid and filters according to manufacturer's schedule.
System Flushing: Periodically flush the hydraulic system to remove contaminants.
Seal & Hose Inspection: Routinely inspect all seals, hoses, and fittings for signs of wear, cracks, or leaks. Replace immediately if damaged.
Preventive Maintenance: Adhere strictly to the excavator's maintenance schedule. This includes checking pressure settings, inspecting pump mounting, and lubrication.
Professional Inspection: For complex issues or unexplained symptoms, consult with certified hydraulic technicians for diagnosis and repair to prevent further damage.

By proactively addressing these areas, you can significantly extend the life and efficiency of your K3V112DTP-9T8L-14 hydraulic pump, ensuring your excavator remains productive.