Spot cooling vortex tube Model 3808

for cold air

Description
A proven solution to reduce downtime and increase productivity on operations with small parts subject to heat. EXAIR's Mini Cooler™ produces a focused stream of cold air to prevent heat build-up on tools and parts. Effective for high-speed processes to avoid burning, melting and heat-related breakage. Quiet operation with no moving parts. Available with one or two cold outlets.

Applications

• Small tool cooling
• Needle cooling
• Blade cooling
• Lens grinding

Advantages

• Low installation and operating cost
• Increases production rates
• Improves dimensional tolerances
• Quiet and compact; no wear parts

Accessories
5904 - Mini Cooler™ Single Point Hose Kit (included with 3808)
5905 - Mini Cooler™ Dual Point Hose Kit (included with 3308)
9003 - Manual Drain Filter Separator, 1/4 NPT (included with 3808)
9012 - Manual Shutoff Valve, 1/4 NPT
9027 - Oil Removal Filter, 1/4 NPT, 24 SCFM (680 SLPM)

Systems
Two systems are available: Model 3808 (one cold outlet) includes the Mini Cooler™, Mini Single Point Hose Kit, swivel magnetic base and manual drain filter separator with mounting bracket. Model 3308 (two cold outlets) includes the Mini Cooler™, Mini Dual Point Hose Kit, swivel magnetic base and manual drain filter separator with mounting bracket.

How it works
The Mini Cooler™ uses a vortex tube that converts a small flow of compressed air into two concentric counter-flow streams. The streams exchange heat, producing cold air at one end and hot air at the other. A flexible hose directs the cold airstream to the target surface.

Technical specifications

• Model / SKU shown on this page: P3808
• Configurations: single cold outlet (3808) or dual cold outlet (3308); Mini Cooler™ only model referenced (3708)
• Cold air output (overview): ~20°F (-7°C) cold air stream to prevent heat build-up
• Performance table value: Temperature Out 16°F (-9°C)
• Air consumption: 8 SCFM (227 SLPM) — supply air condition referenced at 100 PSIG (6.9 BAR) & 70°F (21°C)
• Sound level: 76 dBA measured at 3 ft (914 mm)
• Inlet connection: 1/4 NPT
• Operation: no moving parts; quiet operation
• Included hose kit options: One Cold Outlet or Two Cold Outlets