NITROGEN HIGH-TEMPERATURE TEST CHAMBER

Origin: China

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This advanced chamber is purpose-built to simulate high-temperature, low-oxygen environments for evaluating material durability and oxidation resistance. Featuring a robust triple-layer insulation design and a direct-drive circulation fan, the system ensures uniform conditions throughout the chamber. Its smart control platform integrates real-time sensors, automated data logging, fault detection with alarms, and remote monitoring capabilities—making it an ideal solution for high-precision thermal and oxidative stress testing.

Technical Specifications

Model

Internal Volume (L)

Inner Dimensions (W×H×D, mm)

Outer Dimensions (W×H×D, mm)

Temperature Range (°C)

Max Current (A)

Power (kW)

Weight (kg)

AT91-200A

 91 450×450×450 1060×820×635

Ambient +20 to 200

 3 2

120

AT216-200A

 216 600×600×600 1210×970×785

Ambient +20 to 200

 4 2.7

160

AT512-200A

 512 800×800×800 1500×1210×1065

Ambient +20 to 200

 7.6 5

280

AT1000-200A

 1000 1000×1000×1000 1730×1480×1270

Ambient +20 to 200

 9.8 6.5

460

AT91-300A

 91 450×450×450 1060×820×635

Ambient +20 to 300

 4.1 2.7

120

AT216-300A

 216 600×600×600 1210×970×785

Ambient +20 to 300

 5.8 3.8

160

AT512-300A

 512 800×800×800 1500×1210×1065

Ambient +20 to 300

 9.8 6.5

280

AT1000-300A

 1000 1000×1000×1000 1730×1450×1270

Ambient +20 to 300

 14.5 9.5

460

 

Additional Specifications:

  • Temperature Rise Time:

    • To 200°C: ≤40 min (AT91-200A), ≤60 min (others).

    • To 300°C: ≤70 min.

  • Residual Oxygen Concentration: ≤100 ppm.

  • Nitrogen Consumption:

    • During fall (≤50 min): ≤20 L/min (AT91), ≤50 L/min (AT216), ≤100 L/min (AT512), ≥200 L/min (AT1000).

    • During concentration maintaining: ≤7 L/min (AT91), ≤15 L/min (AT216), ≤30 L/min (AT512), ≤60 L/min (AT1000).

  • Temperature Regulation Mode: Forced air circulation heat transfer with internal cooling system.

  • Operating Environment: Temperature (5–36°C), Humidity (30–85%RH), Pressure (86–106 kPa).

  • Material: Inner chamber (SUS304 stainless steel), outer chamber (two-sided galvanized plate with electrostatic powder coating), thermal insulation (high-temperature fiber cotton), door sealing strip (high-temperature resistant, silicon-free).

  • Actuators: Extended shaft fan, manual adjustment damper, nickel-chrome electric heater.

  • Power Supply: 380V ±38V, 50Hz ±0.5Hz, 3-phase 4-wire with earthing protection.

  • Nitrogen/Air Inlet Pressure: 1 kgf/cm².

  • Standard Configuration: 2 sets of sample holders (45 kg max load), 4 casters, 4 fuses, 1 oxygen concentration analyzer, 3 flow meters, 2 pressure relief valves, 1 fan speed transmission.

  • Safety Devices: Leakage switch, motor protection, phase sequence, over-temperature protection.

Product Features

  • Super low nitrogen consumption with low pressure and flow.

  • Unique 3-layer chamber structure for rapid cooling and low oxygen concentration maintenance.

  • Unique lever lock design for secure sealing.

  • Power supply control terminal for samples.

  • Triple independent over-temperature protection.

  • Oxygen concentration analyzer for precise monitoring.

  • Extension shaft fan for direct blow air supply, ensuring better uniformity.

  • Modular cooling and electrical systems for enhanced safety and reliability.

  • Stainless steel inner chamber (SS304) and CRCS outer chamber with electrostatic coating.

  • Unique pneumatic design for rapid cooling and low oxygen concentration.

Control System

  • Topect Touch-Type Controller: 7″ TFT true-color touch screen (800×480 resolution), PLC-based with temperature module.

  • Features: Simplified Chinese/English interface, auto mode with programmable temperature settings, 50 sections and 32,000 cycles, USB interface for data export, optional RS485 communication (supports up to 16 units, 700m max wire length).

  • Display Resolution: Temperature 0.01°C, time in seconds.

  • Sensors: PT100 (platinum resistor), K-type thermocouple.

  • Safety Features: Fault alarm with troubleshooting prompts, upper/lower limit protection, auto-tuning, sound and light alarm, screen lock to prevent misoperation.

Standard Configuration

  • 2 sets of sample holders (45 kg max load), 4 casters, 4 fuses, 1 oxygen concentration analyzer, 3 flow meters, 2 pressure relief valves, 1 fan speed transmission.

  • Safety devices: Leakage switch, motor protection, phase sequence, over-temperature protection, overheating protection for circulating fan, air conditioning channel over-temperature protection, nitrogen pressure testing device, tri-color flashing signal lamp.

Optional Accessories

  • Temperature and oxygen concentration recorder.

  • Communication interface and software for remote control/data transmission.

  • Additional oxygen concentration analyzer.

  • Metal filter.

  • Dry filter.

  • Special load-bearing sample holder.

  • Adjustable-speed circulating fan.

  • Non-standard customized equipment.

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