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Hydraulic Pump /Motor Test Bench , for repairing pumps or motors
Test items
1, Displacement test: no-load pressure test, displacement test
2, Test of volume efficiency: the volume efficiency under rated operating conditions,
3. Overload test: maximum displacement of hydraulic pump or motor (high speed), nominal speed, running for 1 minutes or less under rated pressure or under the maximum pressure
4. External Leakage test: in the test above, check the leakage of the sealing parts.
Structural Characteristics:
1. The entire test bench is driven by an electric motor. This test
bench can be categorized into three parts: the electric motor
platform, the oil tank platform, and the control cabinet. The
structure features a small size, light weight, a compact layout,
and ease of installation, among other characteristics.
2. It adopts the design of a hydraulic integrated block, ensuring
less leakage, a compact structure, and facilitating assembly and
disassembly.
3. The output oil hoses are arranged in an orderly manner,
presenting a clear layout and facilitating operation and
installation.
Main Parameters:
1. Dimension and Main Parameters:
Weight: 3 tons
Outside Dimension:
The driving platform: 1400 * 2100 * 1600mm
The main oil tank and the valve control table: 2700 * 2050 * 2030mm
Driving Power: 110KW
Auxiliary Motor: 22KW. The low-pressure oil-supply pump is a vane
pump, 45V - 75A
Auxiliary Motor: 22KW. The high-pressure oil-supply pump is
A2F23/31
Maximum Flow: 500L + 500L
2. The Main Configuration and Parameters of the Test Bench:
Driving Mode: By electric motor
Speed: 4-pole motor, 0 - 3000r/min (It is recommended to use under
2300r/min)
Loading Mode: Computer edition; both manual and automatic modes for
loading pressure
Mode of Oil Supply: Self-absorbing and by force
Mode of Display: Digital meter and computer display
Mode of Operation: Manual and automatic operation
3. Working Medium: ISOVG46 hydraulic oil
4. Volume of Oil Tank: Designed 1250 L, 1200L in reality
5. The Requirement of the Cleanliness of the Oil: GB/T14039 19/16
(NAS10 grade)
Oil feeding mode:
Low pressure oil pump oil supply: 70 L/min 0-3MPa
Self priming oil supply
High pressure auxiliary oil pump: 18L/min 0-31.5Mpa
1# pilot pump auxiliary oil: 15L/min 0-4Mpa
2# pilot pump auxiliary oil: 15L/min 0-4Mpa
Displaying mode:
1. by meters and computer;
Installation Instruction:
1. Upon the arrival of this hydraulic system, check whether
everything meets the requirements. Determine if the test bench
complies with the design request and if there is any damage.
Otherwise, contact the manufacturer directly.
2. When installing each part of the hydraulic system, ensure that
the cover or wrap of every external oil port does not fall off
before connecting hoses for this equipment to avoid any pollution
of the hydraulic system.
3. After transporting this hydraulic system to the installation
position, fix it firmly to prevent any impact on the performance of
the system.
4. Once every part of this hydraulic system is in the correct
position, connect the hoses for the hydraulic system in accordance
with the hydraulic operation drawing.
5. During the connection process, do not omit or damage any seal.
6. After completing the installation, please connect the
electricity.