SM-303-B Models

Features:

  • Low flow provides minimal flow velocities thereby reducing the effect of pipe erosion and noise caused by vibration.
  • Rated for temperatures to 230 degree F and line pressures to 150 PSI
  • Requires only 33 watts of power
  • Dry run cutout provided on pumps for hot water recirculation

Material of Wetted Parts:

  • Brass Housing
  • 316 Stainless Steel Rotor and Separating Wall
  • Noryl Impeller
  • Ceramic Bearing Ball
  • Carbon Graphite Bearing Cap
  • EPDM O-Ring

Technical Data:

Model

Volts

Cycle

Phase

Watts

Amps

Maximum. Pressure

Maximum Temperature

Weight (lbs.)

SM-303-B

115

60

1

33

0.30

150 PSI

230F

2.5

SM-303-B

230

60

1

33

0.15

150 PSI

230F

2.5

SM-353-B

230

50

1

28

0.13

150 PSI

230F

2.5


Performance Curve:

SM-303-B Curve.gif (9124 bytes)

 


Dimension Drawings:

SM-303-BS_Dimension_Drawing.gif (7523 bytes)

Ordering Information:

Standard pump configuration includes brass inline housing,
concealed capacitor, and two 6 inch pigtails for hard wiring.

Housing Connection Codes:
BS 1/2" - Brass inline housing with 1/2"sweat fittings
BT 1/2" - Brass inline housing with 1/2" NPT female thread fittings

Options Available:

  • 6 ft. line cord with plug (115V models Only)
  • 230V, 60Hz, 50Hz, and 24VAC motors
  • Adjustable Thermostat (95-140F)
 
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All Rights Reserved