Energy Saving Environmental Test Chambers for Electric Products

Fulfill the Standard:
The performance pointer meets the requirements of GB5170, 2, 3, 5, 6-95, "Basic parameter verification methods for environmental test equipment for electric and electronic products, low temperature, high temperature, constant humidity and heat, alternating humidity and heat test equipment"
Basic environmental test procedures for electric and electronic products Test A: Low temperature test method GB 2423.1-89 (IEC68-2-1)
Basic environmental test procedures for electric and electronic products Test B: High temperature test method GB 2423.2-89 (IEC68-2-2)
Basic environmental test procedures for electric and electronic products Test Ca: Constant humidity test method GB / T 2423.3-93 (IEC68-2-3)
Basic environmental test procedures for electric and electronic products Test Da: Alternating damp heat test method GB / T423.4-93 (IEC68-2-30)

Control methods and features:
The balanced temperature control system (BTHC) controls the SSR in the P.I.D. mode, so that the heating and humidification amount of the system is equal to the damp heat loss amount, so it can be used stably for a long time.

Structure and material:
A. Inner box material: stainless steel plate (SUS # 304 1.0mm thick)
B. Outer box material: stainless steel plate is atomized (SUS # 304 1.0mm thickness)
C. Insulation material: rigid Polyurethane foam and glass wool
D. Supply air circulation system:
(1) 1 90W motor
(2) Stainless steel extension shaft
(3) Multi-wing fan blade (SIRCCO FAN)
E. Box door: single door, single window, open left, handle on right
(1) window 270x360x40mm 3 layers vacuum layer
(2) Plane recessed handle
(3) Back button: SUS # 304

Freezing system:
A. Compressor: Full-density compressor imported from France
B. Refrigerant: Environmentally friendly refrigerant R404A
C. Condenser: Fin-type with cooling motor
D. Evaporator: Fin-type multi-stage automatic load capacity adjustment
E. Other accessories: desiccant, refrigerant flow window, repair valve
F. Expansion system: capacity controlled refrigeration system

Control System:
Originally imported from South Korea, full Chinese liquid crystal 7-inch display LCD touch panel, screen talk input data, temperature and humidity can be programmed at the same time, curve display, set value / display value curve. Various alarms can be displayed separately. When a fault occurs, the fault can be displayed on the screen to eliminate the fault and eliminate misoperation. Multiple groups of PID control function, precise monitoring function, and displayed on the screen in the form of data.
1.Controller specifications:
a. Accuracy: temperature ± 0.1 ℃ + 1digit, humidity ± 1% RH + 1digit
b. Resolution: temperature ± 0.1, humidity 1% R.H.
c. Temperature slope: 0.1 ~ 9.9 can be set
d. With upper and lower limit standby and alarm functions
e. Temperature and humidity input signal selection PT 100Ω × 2 (dry bulb and wet bulb)
f. Temperature and humidity conversion output: 4 ~ 20MA
g.6 group P.I.D control parameter setting, P.I.D automatic calculation, dry and wet ball correction
2.Screen display function:
a. Touch input, display options directly on the screen
b. Temperature and humidity setting (SV) and actual (PV) value are directly displayed (in English)
c. Can display the current execution program number, stage, remaining time and number of cycles
d. Running cumulative time function
e. Temperature and humidity program setting values are displayed in graphical curves, with real-time display of program curve execution functions
f. Separate program editing screen, directly input temperature, humidity and time
3.Program capacity and control function:
a. Available program groups: up to 100 groups
b. Usable memory capacity: 5000SEGMENTS in total
c. Repeatable command execution: each command can reach 9999 times
d. The program is produced in conversation mode, with functions such as editing, clearing, and inserting.
e.SEGMENTS time setting 0 ~ 530Hour59Min
f. With power-off program memory, it can automatically start and continue to execute the program after power is restored (can be stored for more than 10 years)
g. Graphic curve can be displayed in real time during program execution
h. With date and time adjustment function
i. Button and screen lock (LOCK) function
The standard configuration:
A. Power cord 4.0 mm²x3 core
B. One USB export terminal
C. 2 pieces of stainless steel SUS # 304 square punching steel plate rack
D. 2 sets of stainless steel rack rails with adjustable spacing of 40mm
E. 11W energy-saving lighting window light
F. One 50mm test hole on the left side of the machine body, one stainless steel hole cover, one silicone plug.
G. Non-woven standard test piece
H. One set of controller instruction manual and one set of operation manual
Other requirements:
1. Online software
2. Water-cooled cooling system

Surroundings:
(1). Allowable operating temperature range: 0 ~ 35 ℃
(2) .Performance guarantee range: 5 ~ 35 ℃
(3). Relative humidity: not more than 85%
(4). Atmospheric pressure: 86 ~ 106Kpa
(5) .No strong vibration around
(6). Without direct sunlight or other heat sources
(7). Natural drainage outlet: There must be no bulge in the drain pipe, and the floor of the house must not have extreme incline.

Humidification water supply conditions: pure water
Power supply: 3.5KW 220V 50HZ
Items excluded from valuation:
1. Preparations for the installation site. 2. Electrical equipment on the input side.
3. Electrical wiring works on the input side. 4. Natural drainage piping works.
5.Drain Outlet

specifications: