Model

VRD-4

VRD-8

VRD-16

VRD-24

VRD-30

VRD-48

VRD-65

Nominal volume flow rate
m3/h (L/min)

50Hz

4

8

16

24

30

48

65

(67)

(133)

(267)

(400)

(500)

(800)

(1083)

60Hz

4.8

9.6

19.2

28.8

36

57.6

78

(80)

(160)

(320)

(480)

(600)

(960)

(1300)

Base pressure (Pa)*1

Without 
gas ballast

0.5

0.4

With 
gas ballast

100

0.8

Rated voltage, 
Rated frequency *2

AC100V, 50/60Hz, 
Single phase
AC200-220V, 50/60Hz, 
3 phase

AC200-220V, 50/60Hz 3 phase

Motor output
(AC100V Single-phase /
AC200V Three-phase; kW)

0.4/0.37

0.75

1.1

1.5

2.2

Inlet port

KF25*2

KF25

KF25*2

KF40

Outlet port

KF25

KF25

KF25

KF40

Oil capacity (L)

0.6～10

0.9～1.5

1.3～2.0

3.3～4.5

Rotational
Frequency
(r/min)

50Hz

1440

60Hz

1720

Allowable ambient temperature (℃)

5～40

Weight (kg)

19

21

30

35

43

62

65