R3305A-1, Max Pressure 55 in-H20, Max Vacuum 50.0 in-H20, GAST (CAT#: STEM-DS-1990-LC)

The rugged R3305A-1 manufactured by GAST features oil-less operation to prevent discharge air from contamination. The R3305A-1 can be installed in any plane, which offers flexibility when installing or integrating the blower into an OEM system. Plus, these blowers have very few moving parts and no wearing components, which minimize downtime and decrease operating noise levels.

Power: 1/2 hp ( 0.37 kW )
Max Flow (50 Hz): 43.0 cfm ( 88.0 m3/h )
Max Flow (60 Hz): 53.0 cfm ( 40.0 m3/h )
Max Pressure (50 Hz): 35 in-H20 ( 77.0 - 100.0 mbar )
Max Pressure (60 Hz): 55 in-H20 ( 137.0 mbar )
Max Vacuum (50 Hz): 28.0 - 35.0 in-H20 ( 70.0 - 87.0 mbar abs )
Max Vacuum (60 Hz): 50.0 in-H20 ( 125.0 mbar abs )
Weight: 29 lbs ( 13 kg )
Min Temperature: 32 °F ( 0 °C )
Max Temperature: 104 °F ( 40 °C )
Volts: 190-220/380-415; 208-230/460
Cycle: 50/60
Phase: 3
Speed 50 Hz: 2850
Speed 60 Hz: 3450
Thermal Protection: Yes
Amps Starting High Volts 60 Hz: 10
Amps Running Low Volts 50 Hz: 1.8
Amps Running Low Volts 60 Hz: 2
Amps Running High Volts 50 Hz: 0.84
Amps Running High Volts 60 Hz: 1
Capacitor Value: N/A
Regulatory Approval: CSA, CE
Motor Class: F

Oil-less
Few moving parts and no wearing components result in minimized downtime and decreased operating noise levels

BT1-300E Constant Flow Pump, Shanghai Qite Analytical Instrument Co., Ltd. (CAT#: STEM-DS-2115-LC)
BT1-100L-LCD Intelligent Constant Flow Pump, Single Channel, Shanghai Qite Analytical Instrument Co., Ltd. (CAT#: STEM-DS-2095-LC)