Products

VRD series

  • VRD series
  • VRD series
  • VRD series

■ Two-shift adjustable gas ballast valve

■ Forced oil circulation system

■ Dual automatic anti-sucking back design

■ Integrated cylinder structure and pin connection

Application

■ Refrigeration industry

■ Medical industry

■ Power industry

■ Analytical instruments

■ Electronics, Semiconductor industry


Specifications

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

*1 Base pressure written in this sheet is read by Pirani gauge.

*2 You can remove the standard inlet flange and exchange to the option flange.

*3 Please contact us for options and accessories.

Drawing of outside dimensions

Drawing of outside dimensions


Model
A
B
C
D
E
F
G
H
I
J
K
DN
VRD-4
440
144
217
210
110
105
142
45
45
34
/
KF25
VRD-8
440
144
217
210
110
105
142
45
45
34
/
KF25
VRD-16
530
188
272
320
148
160
165
69
59
38
295
KF25
VRD-24
567
188
272
320
148
160
185
82
59
47
295
KF25
VRD-30
567
188
272
320
148
160
185
82
59
47
295
KF25
VRD-48
730
234
358
396
190
200
223
157
69
55
390
KF40
VRD-65
730
234
358
396
190
200
223
157
69
55
390
KF40

Reprinting prohibited without permission. Contents are subject to change without notice.

Performance curve

Performance curve

Reprinting prohibited without permission. Contents are subject to change without notice.