Description
Product Details
- High contamination tolerance
- Ultimate vacuum
- Low RPM for long service life
Suggested Applications
- Vacuum Distillation
- Vacuum Oven
- Vacuum Manifolds
- Glove Boxes
DuoSeal Vacuum Pumps are known for their ruggedness world-wide. These pumps have large oil reservoirs to dilute contaminants. Low pump rpm to reduces friction and wear while minimizing reservoir temperature to lessen chemical reactivity. Pump can be ordered with an optional exhaust filter to control oil mist.
Specifications
Product Family Specifications
1400
1405
1402
1376
1397
1374
Free Air Displacement @ 60 Hz, cfm (L/min)
25
90
160
300
500
650
Ultimate Pressure, torr
1x10⁻⁻´
1x10⁻⁻´
1x10⁻⁻´
1x10⁻⁻´
1x10⁻⁻´
1x10⁻⁻´
Motor Speed, RPM, @60Hz
580
525
525
525
400
510
Motor Power, HP (kW) at 60 Hz
1/3 (0.25)
1/2 (0.37)
1/2 (0.37)
1 (0.75)
1 (0.75)
1.5 (1.12)
Oil Capacity, L
0.59
2.1
2.1
2.4
1.2
1.2
Inlet Connection Thread
3/4-2020
1-20
1-20
1-20
1.75-20
1.75-20
Tubing Needed, I.D. in. (mm)
7/16 (11)
7/16 (11)
13/16 (21)
13/16 (21)
1 5/8 (41)
1 5/8 (41)
Weight, lbs (kg)
70 (31.8)
132 (60)
132 (60)
180 (81.8)
213 (96.8)
215 (97.7)
Dimensions, LxWxH, in (mm)
18.3x11.5x12.4 (465x292x328)
20x12x15 (510x305x391)
20x12x15 (510x305x391)
20x14.1x15.4 (510x359x390)
26x13.7x18.8 (660x348x476)
26x13.7x18.8 (660x348x476)
115V Order Number
1400B-01
1405B-01
1402B-01
1376B-01
1397B-01
1374B-01
- Brand:
- Welch
- Series:
- DuoSeal Series
- Voltage:
- 230V (50Hz)
- Flow Rate:
- 3.2 CFM / 90 LPM
- Max Vacuum:
- .0001 Torr
- Dimensions L:
- 25
- Dimensions W:
- 18
- Dimensions H:
- 18
