Welch Rugged Industrial Vacuum Pumps
|
||
Also, consider the Ulvac Heliot Vacuum Leak Detector in your order. |
|
Two-Stage Vacuum Pumps
|
Single-Stage
|
|||||||
| Welch Model |
1400
|
1405
|
1402
|
1376
|
1397
|
1374
|
1399
|
1380
|
| Free Air Displacement, (CFM) (L/min) |
0.9
25 |
3.2
90.6 |
5.6
160 |
10.6
(300) |
17.7
(500) |
23
(650) |
1.2
35 |
5.6
160 |
| Ultimate Pressure, Torr |
1. x 10 -4
|
1. x 10 -4
|
1. x 10 -4
|
1. x 10 -4
|
1. x 10 -4
|
1. x 10 -4
|
.5 x 10 -2
|
1.5 x 10 -2
|
| Gas Ballast |
Yes
|
Yes
|
Yes
|
Yes
|
Yes
|
Yes
|
No
|
Yes
|
| Pump RPM |
580
|
525
|
525
|
525
|
400
|
510
|
750
|
535
|
| Motor HP |
1/3
|
1/2
|
1/2
|
1
|
1
|
1 1/2
|
1/3
|
1/2
|
| Oil Capacity, qts |
0.62
|
2.25
|
2.25
|
2.5
|
1.25
|
1.25
|
0.5
|
3.7
|
| Tubing Needed, I.D. in. |
7/16
|
7/16
|
13/16
|
13/16
|
1-5/8
|
1-5/8
|
7/16
|
13/16
|
| Intake, Thread Type |
3/4-20
|
1-20
|
1-20
|
1-20
|
1.75-20
|
1.75-20
|
3/4-20
|
1-20
|
|
Exhaust, Thread Type
|
3/4-20
|
1.20
|
1.20
|
1.20
|
1.75-20
|
1.75-20
|
3/4-20
|
1-20
|
|
Dimensions, L in.
W in. H in. |
17.8
9 12.6 |
20
12 15 |
20
12 15 |
20
14.1 15.4 |
26
13.7 18.8 |
26
13.7 18.8 |
17
9 10 |
20
12 15 |
|
Weight, lbs.
|
68
|
128
|
128
|
177
|
224
|
231
|
51
|
91
|
|
*Two-Stage pumps should not be operated continuously at pressures above 10 Torr *Exhaust connection is a 2 1/2 in. square opening with tapped holes for mounting bolts. Model 1375 includes 1417M exhauset filter. Single phase pumps 1 h.p. and below come with line cord. Above 1 h.p. conduit wiring required.
|
||||||||
| Welch Model |
8890
|
8905
|
8907
|
8912
|
8917
|
8920
|
8925
|
| Free Air Displacement (CFM) (L/min) @60 Hz CFM (L/min) @ 50 Hz |
1.1 (31) 0.9 (26) |
1.8 (51) 1.5 (43) |
2.6 (70) 2.2 (63) |
3.8 (108) 3.2 (91) |
6.1 (173) 5.2 (148) |
7.7 (218) 6.4 (181) |
11.3 (320) 9.3 (263) |
| Ultimate Pressure (Torr)2 |
1 x 10 -4
|
2 x 10 -3
|
1 x 10 -4
|
1 x 10 -4
|
1 x 10 -4
|
3 x 10 -4
|
4 x 10 -4
|
| Sound Level, dBA |
58
|
52
|
52
|
52
|
52
|
54
|
55
|
| Motor/Pump Speed (60 Hz) |
3450
|
3450
|
1725
|
1725
|
1725
|
1725
|
1725
|
| Motor Horsepower |
1/4
|
1/4
|
1/2
|
1/2
|
1/2
|
1/2
|
3/4
|
| Oil Capacity, qt. (liters) |
.44 (.42)
|
.40 (.37)
|
.53 (.50)
|
.53 (.50)
|
.63 (.60)
|
1.11 (1.05)
|
1.16 (1.10)
|
| Tubing Needed, I.D. in. |
3/8
|
7/16
|
13/16
|
13/16
|
13/16
|
13/16
|
13/16
|
| Intake Connection |
3/8 in. Hose Barb
|
3/16 and 7/16 in. Hose Barb
|
7/16 and 13/16 in. Hose Barb
|
7/16 and 13/16 in. Hose Barb
|
7/16 and 13/16 in. Hose Barb
|
9/16 and 13/16 in. Hose Barb
|
9/16 and 13/16 in. Hose Barb
|
|
Exhaust Connection
|
Threaded 3/4 -20
|
Threaded 3/4 -20
|
Threaded 1 -20
|
Threaded 1 -20
|
Threaded 1 -20
|
Threaded 1 -20
|
Threaded 1 -20
|
| Weight, lbs (kg) |
24.5 (11.1)
|
24.5 (11.1)
|
37 (16.8)
|
40 (18)
|
57 (26)
|
58.5 (26.6)
|
69 (31.3)
|
|
Dimensions,
L in. (cm) W in. (cm) H in. (cm) |
14.5 (36.8)
5.1 (13) 8.4 (21.3) |
<
14.1 (35.9) 5.1 (13) 8.4 (21.3) |
16.7 (380) 9.7 (165) 6.5 (240) |
16.7 (380) 9.7 (165) 6.5 (240) |
18.4 (420) 9.7 (165) 6.5 (240) |
20.5 (52.1) 7.1 (17.9) 10.7 (27.2) |
21.2 (53.8) 7.1 (17.9) 10.7 (27.2) |
|
Ship Weight, lbs. (kg)
|
26 (11.8)
|
26 (11.8)
|
42 (19)
|
52 (236)
|
65 (29.5)
|
68 (30.8)
|
77 (34.6)
|
|
Shipping Carton Dimensions
|
21 x 6.5 x 11.25
|
21 x 6.5 x 11.25
|
28.9 x 10.7 x 13.6
|
28.9 x 10.7 x 13.6
|
28.9 x 10.7 x 13.6
|
29 x 11.5 x 15.5
|
29 x 11.5 x 15.5
|
| x W x H in. (cm) |
(53.3 x 16.5 x 28.6)
|
(53.3 x 16.5 x 28.6)
|
(740 x 258 x 350)
|
(740 x 258 x 350)
|
(740 x 258 x 350)
|
(73.7 x 29.2 x 39.4 )
|
(73.7 x 29.2 x 39.4 )
|
|
|
*Two-Stage pumps should not be operated continuously at pressures above 10 Torr
*Exhaust connection is a 2 1/2 in. square opening with tapped holes for mounting bolts. Model 1375 includes 1417M exhauset filter. |
||||||
|
Visit our other sites: jbsystemsusa.com
|
||
|
|
||
|
|
||
|
|
||
|
|
||
.
DISCLAIMER - Something you must agree to before you read this website:
The information is believed to be accurate during the time of review, but there is no guarantee and/or warranty to the accuracy of any credit cards information found within the website. This is not a secure site and we do not recommend sending any credit card information via this site or by e-mail".