GENERAL
INFORMATION
On the pump test bed, the following tests are feasible:
- Single stage end suction centrifugal pump
- Volute type casing with easily renewable wear rings
- Impeller dynamically balanced according to ISO 1940 class 6.3
- Axial suction and radial discharge
- Packed gland for temperatures up to 110 ºC (standard arrangement)
- Mechanical seal for temperatures up to 140 ºC
- Mounting vertical
SPECIAL
INFORMATION
Greek plant
Hydraulic characteristics of feasible tests
- Flows up to 15000 m3/h
- Pressure up to 60 bar
- Power up to 430 HP (315kW)
- NPSH tests
General test possibilities
- Vertical pumps up to 7000 mm length
- Axial and mixed flow pumps with impeller diameter up to 900 mm
- Possible tests in six different test benches depending on the pump type and size
China plant
Hydraulic characteristics of feasible tests
- Flows up to 118000 m3/h (33 m3/s)
- Pressure up to 250 bar
- Installed power 16000 kVA
- Voltage of power from 0 to 10 kV
- Frequency adjustment from 5 to 75 Hz
General test possibilities
- Test bench area 4169 m2
- Diameter of test column pipe up to DN2800
- Depth of water pool up to 13500 mm
- Loading weight up to 80 ton
- Height of crane up to 17500 mm
MEASUREMENT
INSTRUMENTS-
STANDARDS-
CALIBRATION
Flow Measurement
- With NORM BLENDE type diaphragms according to DIN 1952-11/1948 and 8/1971
- With electromagnetic flow meters (inductive measurement), and digital signal conversion
Pressure Measurement
- With mercury U-tubes for pressures up to 1 bar (10 m H2O)
- With Bourdon type pressure gauges (WIKA K1 0.6) for pressures up to 60 bar (600 m H2O)
- With Mercury U-tubes for vacuum measurement (vacuum creation possible)
Power Measurement
- With ELCONTROL MICROVIP K11 Energy Analyzer (digital)
- With digital torque transducer for special tests and direct pump shaft torque measurement
Flow Measurement
- With NORM BLENDE type diaphragms according to DIN 1952-11/1948 and 8/1971
- With electromagnetic flow meters (inductive measurement), and digital signal conversion
Test Standards - Calibration
- The quality assurance system of the company is certified according ISO 9001 standard and covers all the activities of the test plant
- The tests are compliant with the standard ISO 9906
- Calibration of pressure gauges with deadweight tester is feasible.