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

Supplier:  Welch™ 1402B01

Catalog No. 01-100

Includes: V-belts, pulleys, belt-guard, oil supply, 3-wire cord (except 01-105-1 which must be conduit wired), plug, inline switch and instructions.

Description

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

Specifications

• Max. Vacuum: 1 x 10^-4 torr
• Shipping Weight (English): 128 lb.
• Amperage: 8.8/4.4 A
• Motor Speed: 525 rpm
• Model: 1402
• Weight (Metric): 58 kg
• Frequency: 60 Hz
• Overall Height (Metric): 38.1 cm
• Overall Length (Metric): 51 cm
• Pump Type: Two-stage High Vacuum Pump
• Maximum Pressure: 1 x 10^-4 torr

• Horsepower: 0.5 hp
• Shipping Weight (Metric): 58 kg
• Includes: V-belts, pulleys, belt guard, Oil supply, 3-wire cord, N. American 115V plug, inline switch and instructions
• Electrical Requirements: 115/230 V 60 Hz
• Weight (English): 128 lb.
• Flow Rate: 5.6 CFM
• Overall Height (English): 15 in.
• Overall Length (English): 20 in.
• Overall Width (English): 12 in.
• Applications: Freeze Drying
• Voltage: 115/230 V