The following products have limited availability and/or have been replaced by newer models. This information is provided for reference purposes.

Liquid Ring Vacuum Pumps: Compact, Motor Mount (B Series)

Motor mounted SM pumps are compact, which make them ideal for extrusion, laboratory, and medical applications. Standard motors are 230/460 volt, 3 ph. All models feature stainless steel impellers and mechanical seals. Internal surfaces are coated with a chemically applied organic material for long term corrosion resistance.

Liquid Ring Vacuum Pumps: Compact, Motor Mount
Model SM30B SM55B SM75B SM100B SM200B SM250B
Part # 263550 263552 263554 263556 263558 263560
Motor HP 3 5.5 7.5 10 20 25
Motor RPM 3500 1750 1750 1750 1750 1750
Inlet/Discharge Connections 1" 1 1/2" 1 1/2" 2" 2 1/2" 2 1/2"
dB(A), Average 60 Hz 69 65 65 72 72 72
Weight (lb.) 55 148 183 245 359 392
Average Service Liquid (GPM) 1.5 4.5 5 3.8 7.2 8.5
Dimensions drawing drawing drawing drawing drawing drawing
ACFM @ 0" 32 72 85 138 180 260
ACFM @ 19" 33 72 86 144 190 260
ACFM @ 22.5" 32 71 86 140 190 264
ACFM @ 25" 31 68 80 136 181 258
ACFM @ 27.5" 20 58 72 125 168 225
ACFM @ 28.9" 8 33 36 68 82 128
SCFM @ 19" 12 26.4 31.5 52.7 69.6 95.2
SCFM @ 25" 5.2 11.3 13.3 22.7 30.2 43
Performance based on following conditions: dry air, 59 degree F water as service liquid, pump discharge against atmospheric pressure at sea level. Tolerance is 10%.