Parker Denison T6CCZ fixed displacement vane pump

The T6CCZ operates as a fixed displacement double pump (Size CC). It is designed for high-performance mobile applications requiring high pressure and variable speed ranges .

Pressure Ripple and Efficiency

One of the lesser-known advantages of the T6CCZ is its hydraulic efficiency. With typical overall efficiencies reaching 94% , it minimizes heat generation—a critical factor in mobile applications where oil cooling capacity is limited . Furthermore, the pump maintains a low pressure ripple of ± 2 bar. This low ripple protects sensitive downstream components (valves, cylinders) from vibration and reduces audible noise in the cabin .

Real-World Applications and Use Cases

The specific bearing reinforcement of the T6CCZ makes it the default choice for several heavy-duty applications .

1.Refuse Trucks (Garbage Packers)

These vehicles rely on continuous high cycling of the packer blade and lift mechanism. The pump is often driven off the gearbox PTO via a long Cardan shaft. The T6CCZ handles the low-speed, high-pressure demands of the packer cycle while tolerating the driveline vibrations induced by rough terrain.

2.Tipping Trailers and Dump Trucks

In tipper applications, the hydraulic system must operate at full pressure at near-zero flow to hold the bed in position, and at high flow for rapid lift. The T6CCZ’s wide speed range (400–2800 RPM) allows the operator to control lift speed precisely via engine RPM without damaging the pump .

3.Marine Deck Machinery

Winches and steering gear often require robust, fixed-displacement pumps. The corrosive environment and variable load conditions demand the cast-iron construction and robust bearings found in the T6CCZ .

Maintenance and Serviceability

From a maintenance perspective, the T6CCZ utilizes the cartridge kit principle. This is an advantage for service technicians because the pump does not need to be removed from the Cardan driveline to rebuild it.

Common Service Entities:

Cartridge Kit: Contains the cam ring, rotor, vanes, and side plates. Worn cartridges result in slow cycle times and heat.

Shaft Seal Kit: Vital to prevent external leakage, especially given the constant vibration of Cardan mounting.

Bearing Assembly: While robust, bearing failure is indicated by increased noise or metal particles in the return filter .

For more information on the T6CCZ hydraulic vane pump, please visit https://www.baolilaihydraulic.com/product/.

Selection Table

Q1: What is the difference between T6CC and T6CCZ?

A1:The "Z" suffix specifically denotes the reinforced bearing package (double row ball + needle bearing). The T6CC has a standard bearing capacity and is not rated for the radial loads generated by Cardan shafts.

Q2:Why is my T6CCZ running hot?

A2: Low speed at high pressure (below 400 RPM) can reduce the hydrodynamic film strength inside the pump. Also, check for a clogged inlet strainer (cavitation) or a worn cartridge kit (internal leakage). The T6CCZ is rated to 94% efficiency; drops below 85% usually indicate cartridge wear.

Q3:How to purchase a T6CCZ hydraulic pump?

A3:You can visit https://www.baolilaihydraulic.com/contact/ to contact us and purchase our products through various methods.

Q4:What is the price and delivery time of the T6CCZ hydraulic pump?

A4:The specific price and delivery time will be provided based on the specific model you provide.