Welch™ DuoSeal™ High-Vacuum Pumps

Rugged, durable pumps are ideal for demanding applications such as Schlenk drying lines, freeze drying, vacuum distillations, concentrating and degassing

Manufacturer: Welch™ 1374B01

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Catalog No. 01-105-1

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    Specifications

    Horsepower 1.5hp
    Voltage 115/230V
    Hertz 60Hz
    Height (English) 18.8 in.
    Height (Metric) 47.6cm
    Width (English) 13.7 in.
    Length (English) 26 in.
    Length (Metric) 66cm
    Shipping Weight (English) 231 lb.
    Shipping Weight (Metric) 105kg
    Amperage 8.8A
    Includes V-belts, pulleys, belt guard, Oil supply, N. American 115V Plug
    Motor Speed 510rpm
    Pressure 1 x 10-4 torr
    Flow Rate 23 cfm
    Electrical Requirements 115/230V 60Hz
    Capacity (Metric) 1.25 qt.
    For Tube Size (English) 220 lb.
    For Tube Size (Metric) 41.3cm
    For Use With (Application) Schlenk drying lines, freeze drying, vacuum distillations, concentrating and degassing
    Model 1374
    Type High Vacuum Pump, Two-Stage
    Weight (English) 231 lb.
    Weight (Metric) 100kg
    Vacuum Level 13.3MPa (1 × 10-4 torr)
    Width (English) Exterior 13.75 in.
    Height (English) Exterior 18.75 in.
    Length (English) Exterior 26 in.

    The ruggedness is a result of reduced frictional wear (less than 580rpm vs. typical 1750rpm direct-drive pumps) and high contamination tolerance (contaminants diluted due to large oil capacity).

    • Dual-voltage models come wired for lowest voltage listed in specifications chart; may be converted to higher voltage listed by rewiring
    • Wiring diagram supplied with each model
    • All models are single phase

  • Description & Specifications
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