|
Applicable scope
The low temperature test chamber is suitable for testing the performance of materials in various environments and the heat and cold resistance of materials in the test. It is suitable for testing in the fields of electronics, electrical appliances, communication, instrument, auto parts, plastic products, metal, chemistry, building materials, medical treatment, aerospace, etc.
Technical Characteristics
1. Original French "taikang" refrigeration unit and complete set of refrigeration accessories. Single or double cascade refrigeration (air or water cooling) is adopted.
2. Imported microcomputer control system is adopted to set parameters conveniently.
3. The inner tank is made of high quality imported SUB304 stainless steel plate, and the casing adopts imported cold rolled plate with electrostatic spraying. Stainless steel fin high efficiency electric heater.
4. The main body of the test box is internal and external box structure: the inner tank is made of stainless steel plate and is corrosion resistant; The outer case is made of SUS304# stainless steel hairline plate or high quality cold-rolled plate, with the surface sprayed. The inner and outer cases are insulated and sealed well.
5. Temperature, power supply and other fault detection safety protection and alarm system.
6. Observation window and studio light are provided for easy observation.
Meet standards
1. GB/T 10589-2008 low-temperature test chamber technical conditions; 2. GB/T 10592-2008 high and low temperature test chamber technical conditions;
3. GB/T 11158-2008 technical conditions for high temperature test chamber; Environmental test equipment for electrical and electronic products -- basic parameter verification method -- temperature test equipment
GB/T 2423.1-2008/ iec60068-2-1:2007 environmental tests for electrical and electronic products -- part 2: test methods -- test A at low temperature
IEC 60068-2-2007 environmental tests for electrical and electronic products -- part 2: test methods -- test method B at elevated temperatures
GB/T 2423.22-2002 environmental tests for electrical and electronic products -- part 2: test N: temperature change
8. GB/T 2424.1-2005\ iec60068-3-1:1974 guidelines for high temperature and low temperature environmental tests of electrical and electronic products
9. GJB 150.3 high-temperature test;
10.GJB 150.4 low temperature test
Performance Performance
Balanced temperature control System
The Circulation method enforces Forced air Circulation
Temperature range Temperature range - 45 (or 40) ~ + 150 ℃, - 70 ~ + 150 ℃
Temperature fluctuation degree of Temp. Fluctuation 1 ℃ or less
Temperature gradient Temp. Gradient 2 ℃ or less (20 ~ + 100 ℃)
The temperature deviation Temp. Variation + 2 ℃
Heating time Increasing temp. Time - 20 to + 150 ℃
About 30 to 40 minutes Approx. 30 ~ 60 min (heating speed: 1.0 ~ 3.0 ℃ / min)
Cooling time Reducing temp. Time + 20 - - 20 ℃
- 45 ℃ approximately 40 minutes Approx. 40 min (cooling speed: 0.7 ~ 1.0 ℃ / min)
Constitute the Components
Inside the box material Interior material adopts Stainless steel SUS304 Stainless steel SUS304
Exterior shell materials epoxy powder Electrostatic spraying material cold-rolled steel sheet surface Electrostatic spraying of epoxy powder on cold - rolled steel sheet
High density polyurethane foam insulation Heat insulating material + glass cotton it Rigid polyurethane terms + glass wool
Heater ni-chrome strip wire Heater
Stir fan Circulating fan vane centrifugal fan more Multi - wing centrifugal blow fan
Motor Motor Condenser type Condenser type, 90 w, 1 PCS
The temperature Sensor Sensor PT100 platinum resistance Ω
Observation window Viewing window fever embedded in the body of Glass Glass incorporating heat generator
Cable, Cable hole hole diameter Φ 50 Inside diameter Φ 50
Locking Caster Caster wheel Locking Caster wheel is Locking Caster wheel
Controller is the Controller
Temp temperature controller. The controller microcomputer PID control PID control by microprocessor
Digital setting with the UP/DOWN key
Set temperature Set temp. / temperature indicating Instructions temp. : plus or minus 0.1 ℃
Display method Digital display by LED
Programs 4 Programs 10 steps/ program
Constant temperature Operation, procedure temperature Operation
Fixed temperature operation, Progrmmable operation
Refrigeration system
Mechanical single stage compression refrigeration and Mechanical refrigeration way Refrigerating mode single - stage refrigerator system
Air-cooled condenser Air - cooled condenser
Hermetically sealed rotary compressor, Refrigerator
Refrigerant Refrigerant environmental protection Refrigerant Non - chlorofluorocarbon Coolant R404A
Condenser Condenser Finned heat exchanger Finned heat exchanger
The Evaporator Evaporator Finned tube Evaporator Finned tube Evaporator
Safe Device
Independent over temperature protection, over current circuit breaker, compressor overload protection switch, over voltage, overheating protection Independence overtemp
Specifications and Standard
Internal dimensions 500*500*600mm
Exterior dimensions 680*1750*980mm
The Power Power source 380 v / 50 hz, about 3.5 KW (45 ℃) -
Optional Optional Accesseies
Additional shelf plate/Communication interface RS232C
|
