Home page

Lijia Small Class: [Three-slot Cold and Hot Impact Test Chamber]]

Source:

Release date: 2019-06-17

Three-slot type cold and hot shock test chamber

The three-slot cold and hot shock test box is suitable for electronic and electrical components, automation parts, communication components, auto parts, metals, chemical materials, plastics and other industries, national defense industry, aerospace, military industry,BGA,PCBBase plate, electronic chipICThe physical changes of semiconductor ceramic magnetic and polymer materials.,Test the repeated resistance of the material to high and low temperatures and the chemical change or physical damage of the product during thermal expansion and contraction..

Three-slot type cold and hot shock test chamberRefrigeration system

1.Working mode: mechanical compression binary cascade refrigeration mode;

2.Refrigeration compressor: imported fully enclosed piston compressor Taikang, France;

3.Evaporator: finned tube heat exchanger;

4.Condenser: double pipe heat exchanger;

5.Throttling device: thermal expansion, capillary;

6.Evaporative condenser: stainless steel brazed plate heat exchanger;

7.Refrigeration machine control mode: control systemPLCThe programmable logic controller automatically adjusts the operating conditions of the refrigerator and the compressor return according to the test conditions.

Gas cooling circuit, energy regulation circuit.

8.Refrigerant:R404A/R23The ozone depletion index is0Convertible ﹚

9.Others: compressor cooling fan (optional according to compressor model size) ﹚

Three-slot type cold and hot shock test boxBody structure and material editing

1.Outer box material: double-sided galvanized steel plate, surface spray treatment;

2.Inner box material: stainless steel plateSUS#304;

3.Box insulation material:Rigid polyurethane foam+Glass fiber;

4.Door insulation material: Rigid polyurethane foam

5.Air conditioning channel:Fan, heater, evaporator, damper, temperature sensor;

6.Standard configuration: sample compartment rack2One, adjust the foot41, adjustment wheel6Power cord (long)3Meters ﹚1Article;

Three-slot type cold and hot shock test chamberHeating and supply air circulation system

1.Adopt multi-wing centrifugal circulating fan to strengthen the axis+High and low temperature resistant rotating blades made of aluminum alloy to achieve forced convection;

2.high temperature/temperature exposure fan:3 ∮,400WCentrifugal type; Low temperature exposure fan;3 ∮,400WCentrifugal;

3.Ni-Cr alloy electric heating wire heater;

4.Heater control mode: non-contact equal periodic pulse width modulation,SSRSOLID STATE RELAY ﹚

Previous Page: ? Lijia Tips: Precautions for the Use of [Cold and Hot Shock Test Chamber]

Next Page: Lijia Tips: [Constant Temperature and Humidity Test Chamber] 9: 00 Maintenance Common Sense