Design Environmental Delta 1550 -70 H / A3398 – High-Performance Temperature Testing System -70 °C to +150 °C

Delta Environmental Test Chamber

Environmental Test Chamber Delta 1550 -70 H / A3398
– High-Performance Temperature Testing System (−70 °C to +150 °C)
Air-Cooled

Ideal for: Temperature cycles, climate tests, material qualification,
electronics, automotive, and aerospace applications

Technical Specifications:

Model: Delta 1550 -70 H / A3398

Temperature Range: −70 °C … +150 °C
Chamber Volume: 1,550 liters

Operating Modes: Constant temperature
Control: Precise PID controller / PLC with touchscreen
(7–10"), data logger, Ethernet/Modbus

Performance Characteristics

Cooling Rate: up to 10–15 K/min
Heating Rate: up to 10–15 K/min
Temperature Stability: ±0.3…0.5 °C
Temperature Uniformity: ±2…3 °C over usable volume
Heating Power: 20–60 kW (depending on configuration)
Cooling Power: two-stage cascade cooling system (CO₂ / HFO / HFC) for −70 °C

Mechanical Structure:

Interior: Stainless steel 1.4301 (V2A), hygienic with rounded corners
Outer Shell: Powder-coated steel frame, corrosion-resistant
Insulation: High-performance PUR / vacuum insulation panels (200–300 mm)
Door: insulated, with double glazing

Shelves: Stainless steel, adjustable, up to 200 kg per level
Pass-Throughs: Ø 25–125 mm
Defrosting: electrically controlled

Dimensions & Weight

External Dimensions (approx.): 1,400 × 2,000 × 2,200 mm (W × D × H)
Internal Dimensions (approx.): 1,000 × 1,550 × 1,000 mm (usable space)
Machine Module: 800 × 1,500 × 1,500 mm (side or rear mounted)

Power Supply: 3/N/PE AC 400V ±10% 50Hz
Rated Power 14.0 kW Rated Current 27 A
Refrigerant: R404A / R-23

Weight: 2100 kg

For your safety as a buyer, the following information!

The following points will be carried out on our offered chambers in advance:
1. Function check and replacement of necessary components
2. If necessary, new filling with legally compliant refrigerant
3. Leak test with certificate
4. After successful inspection, the chambers will undergo a documented test run.

Condition: used

Scope of Delivery: (See image)

(Changes and errors in technical data are reserved!)

Further questions can be answered by phone.