High Low Temperature/ Alititude Test Chamber BTHQ series--Standard Vacuum Chamber

Applications

This equipment is widely applied for aviation, communication ,electronic etc. industries, instruments and meters ,electric products, materials, components and equipment under low air pressure, high temperature, low temperature separate or synchronous simulate environment adaptability and reliability test.

Standard Compliance

1. Manufacturing standard

GB/T10589-2008 Specifications for low temperature test chambers

GB/T11158-2008 Specifications for high temperature test chambers

GB/T11159-2008 Specifications for low air pressure test chambers

2. Inspection Standard

GB/T5170.2-2008 Inspection methods for environmental testing equipment for electric and electronic products-Temperature testing equipment

GB/T5170.10-1996 Inspection methods for basic parameters of environmental testing equipment for electric and electronic products. Combined high and low temperature/low air pressure testing equipment

3. Testing Standard Compliance

GB/T2423.1-2001 Environmental testing - Part 2: Test methods - Tests A: Cold

GB/T2423.2-2001 Environmental testing for electric and electronic products Test methods-Tests B:Dry Heat

GB10590-89 Specification for low temperature/low air pressure test chambers

GB15091-89 Specification for high temperature/low air pressure test chambers

GB/11159-89 Specification for low air pressure test chambers

GB/T2423.25-1992 Basic environmental testing procedures for electric and electronic products--Test Z/AM: combined cold/low air pressure tests

GB/T2423.26-1992 Basic environmental testing procedures for electric and electronic products--Test Z/BM: combined heat/low air pressure tests

GJB150.2-86 Environmental test methods for military equipment low temperature/low air pressure (altitude)test

GJB150.3-1986 Environmental test methods for military equipment-High temperature test GJB150.4-1986 Environmental test methods for military equipment-Low temperature test

GJB360A Environmental testing for electric and electronic products Test methods 105:low air pressure test

Specifications

Model No.	Internal Dimension(mm)	External Dimension(mm)
BTHQ-100	W450*H500*D450	W1150*H1750*D1050
BTHQ-225	W600*H750*D500	W1100*H1900*D1200
BTHQ-500	W800*H900*D700	W1450*H2100*D1450
BTHQ-800	W1000*H1000*D800	W1550*H2200*D1500
BTHG-1000	W1000*H1000*D1000	W1520*H2280*D1720

Parameters

Temp. Range	B:-20~150℃ C:-40~150℃ D:-70~150℃
Temp. Fluctuation	±0.5℃(atmospheric,no load)
Temp.Deviation	≤±2℃(atmospheric,no load)
Temp. Uniformity	≤±2℃(atmospheric,no load)
Cooling Rate	0.8-1.2℃/min
Pressure Level	101kPa-0.5kPa
Pressure Reducing Time	101kPa→1.0kPa≤30min(dry)
Pressure Deviation	atmospheric-40kp;±1.8kpa;40kp-4kpa;±4.5%kpa;4kp-0.5kpa;±0.1kpa
Pressure Recovery Time	≤10KPa/min

Pressure Altitude Reference Table

Setting Pressure	Altitude
1.09KPa	30500m
2.75KPa	24400m
4.43KPa	21350m
11.68KPa	15250m
19.16KPa	12200m
30.06KPa	9150m
46.54KPa	6100m
57.3 KPa	4550m
69.66KPa	3050m

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