IEC 60068 48m³ Walk-in Temperature Humidity Test Chamber for Environmental Testing

The 48m³ Walk-in Temperature Humidity Test Chamber is designed for environmental reliability testing of large or multiple samples. It provides controlled temperature and humidity conditions for evaluating the performance, durability, and environmental adaptability of electronic, electrical, automotive, semiconductor, communication, and material products.

The chamber supports cold, dry heat, steady-state damp heat, and cyclic damp heat tests according to the IEC 60068 series.

Conforms to:

• IEC60068-2-1:2007 “Environmental Testing-Part 2-1: Tests-Test A: Cold, IDT"
• IEC60068-2-2:2007 “Environmental Testing-Part 2-1: Tests- Test B-Dry heat, IDT"
• IEC60068-2-78:2012 “Environmental Testing-Part 2-78: Tests-Test Cab: Damp heat, steady state, IDT"
• IEC60068-2-30:2005 “Environmental Testing-Part 2-30: Tests-Test Db: Damp heat, cyclic (12h+12h cycle), IDT"

Effective volume	48m3
Inner box dimensions	W:4000 mm H: 3000 mm D: 4000 mm
External dimensions Approx.	W: 4250 mm H: 3580 mm D: 5200 mm
Temperature range	-30℃~+60℃
Heating rate	-30℃~+60℃ About 2～3℃/min (no load, average)
Cooling rate	+60℃~-30℃ About 0.7～1℃/min (no load, average)
Humidity range	20%～98%RH
Humidity deviation	Below 75%RH: ≤±5.0%RH Above 75%RH: ≤+2/-3%R.H
Humidity fluctuation	≤±2.0%R.H
Temperature and humidity control capability range diagram
Load conditions	Allow max. 4KW calorific value during testing
Power supply	AC3￠5W 380V 60Hz (R, STN three-phase five-wire plus ground wire) (voltage fluctuation ≤ ±10%)
Power	The total power of the equipment is about 45KW
Noise	Measured according to GB/T14623-2008, the noise level is ≤75dB (the noise detection device is measured at a distance of 1m from the equipment door).
Energy-saving design	The PLC (Programmable Logic Controller) of the control system is used. The operating conditions of the refrigerator are automatically adjusted according to the test conditions. The refrigeration system can adjust the power according to the load size. It also has compressor energy regulation technology. It can achieve excellent energy-saving effects.

• 48m³ large-capacity walk-in test space for large products and multiple samples.
• Wide temperature range of -30°C to +60°C and humidity range of 20–98%RH.
• PLC automatic control for stable and repeatable environmental testing.
• Water-cooled refrigeration system with load-based energy regulation.
• Suitable for automotive, electronics, electrical appliances, semiconductor, communication, and material testing.

Temperature & humidity reliability testing | Damp heat testing | Environmental durability testing | Product screening | Automotive component testing | Electronic product testing | Quality control