• RA100

● Strong rotary shaft.
 → Enables start-up and continuous operation in low vacuum.

● Optimal motor capacity can be selected to fit the specific load.
 → Less equipment cost, less operation cost.

● Wide range of pump speed lineup.
 → 90~12,000m3/h

● Work with various backing pumps.
 →Roots+oil-sealed rotary, liquid-ring


● Semiconductor, Electronics Industry

● Nuclear Energy Development Research

● Science & Engineering

● Automobile, Machinery, Aircraft Industry

● Heavy Electrical Equipment

● Optical Industry

● Steel, metal industry

● Chemistry, Pharmaceutical industry

● Food Industry

● Metalworking Industry

● Energy connection


Inlet flange VG50
Nominal volume flow rate ※1 (m3/h) 50Hz  90
60Hz  110
Allowable pressure difference (kPa)
[When using a standard motor]
50Hz  9.3
60Hz  8

Base pressure (Pa)

Back pump single-stage RP 7×10-2
Back pump 2-stage RP 1.3×10-2
Volume flow rate of standard backing pump (m3/h) 18~36
Rotation speed (r/min) 50Hz 3000
60Hz 3600
Standard motor output (kW) 0.4
Oil capacity (L) 0.33
Cooling water consumption ※2 (m3/h) 0.06
Weight (kg) With totally enclosed
fan cooling motor
Without motor 17

*1 : The effective volume flow rate varies according to the backing pump. For details, contact our sales representative.
*2 : Maximum cooling water temperature should be 30℃.
      -Allowable ambient temperature: 10 to 40℃ during operation, -5 to +60℃ in storage.
      -Drain water before storing to prevent freezing over.

Drawing of outside dimensions

Drawing of outside dimensions

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