The Value VRD-4 Dual Stage Vacuum Pump is an industrial-grade unit designed for sample drying and vacuum treatment in laboratory settings. It features a robust design with dual-stage functionality, adjustable gas ballast valves, and automatic check valves for optimum reliability. Despite being used, the unit functions as intended with minor cosmetic blemishes and operates at a low vacuum pressure of 3 microns (pressure gauge not included). It supports both single-phase and three-phase power supply, ensuring high performance and easy maintenance. Ideal for dealing with un-tight assemblies, this pump includes advanced features such as an internal forced lubrication system and constant pressure oil supply mechanism, ensuring stability and reliability for chemical and pharmaceutical applications.

Key Features

• Dual-stage vacuum pump
• Adjustable gas ballast valves
• Automatic check valves
• Compatible with CFC, HCFC
• Capacity of 4 m3/h (65 l/min)
• Supports single and three-phase power
• Operates at 400 W power max
• Ultimate vacuum down to 5 x 10-1 Pa

Specifications

• Power Supply: Single 3-ph
• Ultimate vacuum: Ballast close: 5 x 10-1 Pa, Ballast open: 3 Pa
• Power max: 0.40 / 0.37 kW
• Capacity: 4m3/h (65 l/min)
• Min. pressure (ballast closed): 0.05 Pa
• Min. pressure (ballast open): 10 Pa
• Switchable mains supply: 110 V or 220 V / 50 - 60 Hz (1 phase)
• Includes Oil circulation system for stability

Weight

Imperial: 68.4 Pounds

Metric: 31.03 Kilograms

Shipping Dimensions

Imperial: 20.4 lb x 8.4 lb x 12.0 lb

Metric: 51.82 cm x 21.34 cm x 30.48 cm

Harmonized Code

841410

Harmonized Code Details

841410: Air or vacuum pumps, not fitted with a measuring device, compressing air or gas globally addressed. The classification is based on product type and usage.