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Dongguan Kejian Instrument Co., Ltd
Dongguan Kejian Instrument Co., Ltd
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225L Stainless Steel Plate SUS304 Three Box Temperature Humidity Thermal Shock Test Chamber

225L Stainless Steel Plate SUS304 Three Box Temperature Humidity Thermal Shock Test Chamber

Brand Name : KeJian
Model Number : KJ-2092
Certification : ISO,CE and etc.
Place of Origin : China
MOQ : 1 set
Price : Negotiate
Payment Terms : L/C,D/A,D/P,T/T,Western Union,MoneyGram,In cash, escrow
Supply Ability : 200 sets per month
Delivery Time : In stock,3-7 working days after order confirmed
Packaging Details : Each set protected with resin fiber and PP film, then put into professional export Strong plywood case
Warranty : 12 Months
Max current : 60A
Controller model : Korea TEMI880S
Inner volume : 225L
Product Name : Three-type Thermal Shock Chamber
Pre-heat temperature : +60℃~+250℃
Pre-cool temperature room : -70℃~-10℃
Temperature Shock range : -60℃~+165℃
Temperature deviation : ±2.0℃
Operation methods : Procedure way
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225L Stainless Steel Plate SUS304 Three Box Temperature Humidity Thermal Shock Test Chamber

Prodcut Introtation

Used widly in electron product industry,national defense industry,aviation industry.Can reduce a large number of test fee.Opearation easy,hig trust,is a reliable,high-performance test tool in labs.


Characteristic

1.high temperature groove,low temperature groove,test grove is static.

2.Shock way uses wind path changing methods,let high temperature and low temperature leading to test area,and reach the high-low temperature shock test goal.

3.Can set rotation times and defrost times.

4.Use touching colourful liquid controller,easy to operate,stable.

5.Temperature accuracy is high,use PID calculating methods.

6.Choose start-move place,high temperature and low temperature is rotation.

7.Showing test curve when operation.


High temperature shock pic

Common temperature pic

Low temperature shock


Main Specification

Product NameThree-type Thermal Shock Chamber
ModelKJ-2092
Sample prohibitProhibit puting inflammable,explosive,effumability or corrosive sample in the the chamber.
Volume,size and weight
Inner volume225L
Inner sizeW50XH75XD60cm
Chamber performance
Test environmentEnvironment temperature is+25℃,relate humidity ≤85%(Without sample in test chamber)
Test MethodsGB/T 5170.2-1996 temperature test equipment
High temperature room
Pre-heat temperature+60℃~+250℃

Heating Time


+60℃→+250℃ ≤40min

Remark:heating temperature time is the performance of high temperature test room in temperature

Remark:The heating time is the performance of the high temperature chamber when it is running alone

Low temperature room
Pre-cool temperature room-70℃~-10℃
Cooling temperature room

+20℃ → -70℃≤70min

Remark:Cooling time is the performance of low temperature test room in operation

Test room(sample area)
Test MethodsPneumatic air door changes high temperature area and low temperature area
Temperature Shock range-60℃~+165℃
Temperature fluctuation±0.5℃
Temperature deviation±2.0℃

Temperature recovery time

Recovery condition


≤5min

sample:plastic encapsulated integrated circuit load cells place:Up wind directin of sample

High temperature exposure: +165℃:30 minutes

Environment temperature exposure:---

Low temeprature exposure: -60℃:30minutes

Sample weight:2.5kg

Standards

GB/T 2423.1-2001 Test A:Low temperature test methods

GB/T 2423.2-2001 Test B:High temperature test methods

GB/T2423.22-2002 Test N:Temperature changing test methods Test Na

GJB 150.3-1986 High temperature test

GJB 150.4-1986 Low temperature test

GJB 150.5-1986 Temperature shock test

6. Structure features

heat preservation

Structure

Outside chamber material:Stainless steel plate SUS304

Inner chamber material:Stainless steel plate SUS304

Chamber heat preservation material:polyurethane foam+glass fibre

Door heat preservation material:glass fibre

Air adjust passagewayWind-motor,heater,evaporimeter,air door,temperature transmitter

Chamber standard

configuration

Wire hole :1 pcs,in the left of chamber,diameter φ50mm

circular hole sample shelf:1 pcs


Adjust foot and wheel

Adjust foot:4 pcs,used to support test chamber

Adjust wheel:4pcs,used to move test chamber

Test chamber doorSingle opening,left hinge,right handle(refer to chart 6.13)

circulating fan

High temperature exposure

Low temperature exposure


3φ,400W,Centrifugal type

3φ,400W,centrifugal type

Control panelController display screens,fault indicating lamp,timer,USB connector,over-temperature protector,power switch
Machinery roomrefrigerating device,drainage device,exhaust fan
power distribution control cabinetPower leakage breaker,controller,switch panel,heat dissipation wind motor,high-low circulating fan motor
Heater

Nichrome strip heater

Heat controlling way:contactless recurrent pulse adjusting width,SSR(solid-state relay)

Wire hole and drainage holeIn the back of chamber
Chamber external view


Test chamber parts name and function


NONameFunction
1high temperature roomStore heat energy
2Test roomputting sample place
3Low temprature roomstore cold energy
4power panel

Include power switch, sample controlling

terminal,sample power controlling

terminal,external warning output

terminal,test finishing output

terminal,temperature reaching output

terminal, RS-485 communication

interface,operation panel loce.


5Operation panelInclude controller,fault indicating lamp,overtemperature protector,temperature recorder(choose part)
6Power distributionInsalling electric component
7machinery room

Installing refrigerating device and exhaust fan


8air inlet

Absorb outside air when in environment temperature exposure


9Exhaust outlet

exhaust air from machinery room and test room


10Temperature recorder(choosing part)
7. Refrigerating system
Working wayMachinery compress binary cascade condenser refrigeration way

Refrigeration

compressor

German Copeland self-closed compressor
Evaporimeterfinned tube type pipe heat exchanger
CondenserTube heat exchanger
Throttling deviceThermostatic expansion valve,capillary
Evaporative condenserstainless steel brazing sheet type heat exchanger
Refrigerator controlling way

Controller system PLC(programmable logic controller)

Adjust refrigerator automatically

Compressor cooling return circuit

Energy regulating loop

Condensation pressure-regulating valve

Freezing mediumR404a/R23(ozone index number is 0)
Others

Compessor cooling fan

Circulate cooling tower

8. Electrical control system
Controller modelKorea TEMI880S type touch screen controller
Displayer256X128 point,30line X40 words LCD liquid display
Operation methodsProcedure way
Setting wayEnglish language,LCD touch screen panel
Procedure capacityMax 120 groups, every group has 99 sections,every order can reach 999; program segment time setting is 0~99Hour59Min.
resolution ratiotemperature:0.1℃;time:0.1min
InputPT100
Controll methods

PID,fuzzy arithmetic

BTC balance temperature-adjust controlling methods

Curve recording functionCan show the curve resule when operation
Affiliated functionHas memory function if power interrupts,can adjust date,time,has menu LOCK function.
9. Safety protection device
Refrigerating system

Compressor overpressure

Compressor overheat

Compressor overcurrent

circulating cooling water undervoltage

Test room

Test room overtemperature,low-temperature protection(controller inside)

Test room door protection

Others

phase sequence and Default Phase protective relay

Leakage brealer.power controlling terminal,external warning output terminal,high/low temperature protector,motor temperature switch,circulating fan thermorelay,compress air pressure switch,air evacuation valve

TransportTest chamber is unitary
Service conditions
Environment condition

Temperature:5℃~35℃

Humidity:≤85%

Pressure:86kPa~106kPa

circulating cooling water

Water temperature

Water pressure


circulating cooling water temperature:≤+25℃

circulating cooling water water supply:0.25MPa~0.4MPa

Refrigerator entrance pressure is:0.25MPa~0.4MPa,Refrigerator exit to cooling cooling tower pressure is not more than 0.05MPa.

Flow amount7t/h

water pipe connector

Others

refrigerating device DN40,nipple connector 1pcs


Air supply

(compressed air)

Pressure:(5~7)kg/cm2

Nozzle diameter:φ8mm

Flow amount:0.1m3/min

Power supply


3 phase AC380V

Power:AC(380±38)V

frequency:(50±0.5)Hz

Max current60A
Store enviroment

Environment temperature is 0℃~+45℃

When temperature is below 0℃,please discharge the water in chamber.

RFQ:
Why choose us?
1. Considerate Service Different countries plugs, manually change the-voltage from 110V to 220V, insurance indicator.
2. Excellent after sale service:
1 YEAR warranty. If you have any problems during testing process, we promise we will give you a reply with 24 hours and solution provide within 3 working days. What you need to do is to send us the controller.


3. Good Packaging:
Covered with air bubble film before put the machine into the wooden case, which not only has good shock absorption, impact resistance, heat sealing and also has the advantages of nontoxic, odorless, moisture corrosion, good transparency etc.

Pictures:


Product Tags:

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