DIAVAC LIMITED
Vacuum components

GHP series | KRP series | DMB series


Mechanical pumps


KRP-series: Rotary plunger vacuum pump

KRP-3000
•Features
continuous operation possible at high load
low vibration and noise design
easy inspection of evacuation valve
most suitable mechanism as a large-sized pump

•Application to:
various vacuum furnaces (middle to large sized), etc.
large-sized vacuum evaporation systems
rough evacuation of various vacuum pumping systems

•Product specification
Model KRP-1500 KRP-3000
Nominal evacuation speed L/min(m3/h) 1,500(90) 3,000(180)
Final pressure Pa 0.7 0.7
Required power kW 200V X 3ф X 2.2kW 200V X 3ф X 3.7kW
Rotating speed min-1 410 390
Required oil volume L 5 15
Cooling method L/min forced air-cooling forced air-cooling
Mass kg 190 370
Inlet pressure possible for
continuous operation kPa
7 or less 7 or less
Oil mist trap O-1000 O-1500
Exterior dimension drawing [PDF] [DXF] [PDF] [DXF]

Model KRP-7500 KRP-10000
Nominal evacuation speed L/min(m3/h) 7,500(450) 10,000(600)
Final pressure Pa 0.7 0.7
Required power kW 200V X 3ф X 11kW 200V X 3ф X 15kW
Rotating speed min-1 400 400
Required oil volume L 18 18
Cooling method L/min 15 25
Mass kg 780 1,000
Inlet pressure possible for
continuous operation kPa
13 or less 13 or less
Oil mist trap O-7500 O-10000
Exterior dimension drawing [PDF] [DXF] [PDF] [DXF]

Model KRP-15000 KRP-30000
Nominal evacuation speed L/min(m3/h) 15,000(900) 30,000(1800)
Final pressure Pa 0.7 1.0
Required power kW 200V X 3ф X 22kW 200V X 3ф X 45kW
Rotating speed min-1 400 360
Required oil volume L 50 91
Cooling method L/min 25 42
Mass kg 1,510 3,500
Inlet pressure possible for
continuous operation kPa
13 or less 4 or less
Oil mist trap O-15000 O-30000
Exterior dimension drawing [PDF] [DXF] [PDF] [DXF]
*As for exterior shape, specification shall be subject to change without prior notice for improvement.

* Common specification: 1) Maximum allowable back-pressure: 120kPa

2) Allowable inlet gas temperature:

70ºC or less at inlet pressure of 1.3 kPa
40ºC or less at inlet pressure of 7 kPa.

Unified production together with DMB-series is also available.





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