Construction & Material

• Inner Chamber Material: Stainless Steel (Grade 304), electropolished grid finish
• Outer Body Material: Stainless Steel (Grade 304)
• Insulation Material: High-density Rigid Polyurethane (PUF)
• Insulation Thickness: Minimum 50 mm
• Inner Sheet Thickness: Minimum 1.0 mm stainless steel
• Outer Sheet Thickness: Minimum 1.0 mm pre-painted zinc coated / stainless steel

Chamber Design

• Door Type: Single door with triple-pane heated glass window, argon-filled for thermal insulation
• Door Frame: Fabricated from polished aluminium extrusion
• Racks/Trays: Minimum 3 adjustable racks
• Air Circulation: Forced air circulation system with inbuilt circulation fan
• Fan Control: Automatic control system

Capacity & Dimensions

• Chamber Capacity: Approx. 350 Litres
• Water Tank Capacity: Minimum 5 Litres (inbuilt)
• Control & Instrumentation
• Controller Type: Digital microprocessor-based controller
• Display: Digital display indicating:  Temperature and Humidity
• Control Features: Power ON/OFF control and Automatic fan operation

Performance Requirements

• Temperature control with uniformity within ±0.5°C to ±2°C
• Humidity control capability across standard lab ranges
• Stable air circulation for uniform conditioning
• Reliable sensor system (preferably Pt100 or equivalent)

Safety & Protection 

• Over-temperature protection
• Low water level protection
• Door open alarm
• Visual and audible alarm system

Electrical Requirements

• Power Supply: 220–240 V, 50 Hz, single phase
• Suitable for continuous laboratory operation

The Environmental Chamber is a laboratory-grade controlled temperature and humidity chamber designed for material testing, conditioning, and durability studies.