System

Two-zone test by means of damper switching

Three-zone chamber

Model

HD-E703-50A/HD-E703-50W

HD-E703-100A/HD-E703-100W

Customized

Performance

Test area

High temp. exposure range*1

+60~ to +200°C

Low temp. exposure range*1

-65to 0 °C

Temp. fluctuation *2

±1.8°C

Hot chamber

Pre-heat upper limit

+200°C

Temp. heat up time*3

Ambient temp. to +200°C within 30min

Cold chamber

Pre-cool lower limit

-65°C

Temp. pull down time*3

Ambient temp. to -65°C within 70min

Temp. recovery (2-zone)

Recovery conditions

Two-zone: High temp. exposure +125°C 30 min, Low temp. exposure -40°C 30 min; Specimen 6.5 kg (specimen basket 1.5kg) 

Temp. recovery time

Within 10 min.

Construction

External material

Cold-rolled rust-proofed steel plate

Test area material

SUS304 stainless steel

Door*4

Manually operated door with unlock button

Heater

Strip wire heater

Refrigeration unit

System*5

Mechanical cascade refrigeration system

Compressor

Hermetically sealed scroll compressor

Expansion mechanism

Electronic expansion valve

Refrigerant

High temp side:R404A, Low temp side R23

Cooler

Stainless steel welded plate heat exchanger

Air circulator

Sirocco fan

Damper driving unit

Air cylinder

Fittings

Cable port with diameter 100mm on the left side (right side and tailor made diameter size are available as options), specimen power supply control terminal

Inside dimensions (W x H x D)

350 x 400 x 350

500 x 450 x 450

Customized

Test area capacity

50L

100L

Customized

Test area load

5 kg

10 kg

Custo