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225L Rapid - Rate Temp Change Test Chamber With Non - Fluorine Environmental Refrigerant R448A R23

Categories ESS Chamber
Brand Name: KOMEG
Model Number: ESS-225S-SC5(ESS)
Certification: CE approval
Place of Origin: China
MOQ: 1Set
Price: Negotiation
Payment Terms: L/C, T/T, Western Union
Supply Ability: 1, 000~1, 500 SETS / YEAR
Delivery Time: 35 working days after received 60% deposit
Packaging Details: Packed in carton firstly, and then reinforced with plywood case for outer packing
Temp Range: +15℃ ~ +50℃
Temperature Deviation: ≦±2.0℃
Heating rate: -40℃ to +120℃ Linear 5℃/min no-load
Cooling rate: +120℃ to -40℃ Linear 5℃/min no-load
Humidity range: 20%R.H~98%R.H
Workspace volume: W 700 × H 700 × D 480 mm
Lighting device: 1 LED lighting device located on observation window.
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225L Rapid - Rate Temp Change Test Chamber With Non - Fluorine Environmental Refrigerant R448A R23

225L rapid-rate temp change test chamber wiht Non-fluorine environmental refrigerant R448A,R23

Product Usage

This equipment is suitable for electrical, electronic, mechanical and other products, parts, materials, etc. for low temperature cold test, high and low temperature test and other products reliability test,With temperature and humidity control accuracy and wide control range,Performance indicators in line with GB5170. requirements..

Sample requirements

In order to make your test data more realistic and effective,The test chamber must be used reasonably while meeting the following principles:

The total mass of the load is not more than 80Kg per cubic meter of studio volumeThe total volume of the load cannot be greater than 1/5 of the working chamber volume

On any section perpendicular to the dominant wind direction,The sum of the load areas should be no more than 1/3 of the cross-sectional area of the working chamber.Do not block the flow of airflow when the load is placed.


1.1Temperature Range-70℃ ~ +150℃
1.2Temperature Deviation≦±2.0℃
1.3Temperature fluctuation±0.5℃
1.4Temperature Uniformity≦2.0℃

1.5Temperature Heating and

Cooling Rate

Heating rate: -40℃ to +120℃ Linear 5℃/min no-load

Cooling rate: +120℃ to -40℃ Linear 5℃/min no-load

2. Humidity
2.1 Humidity range20%R.H~98%R.H
2.2 Control range

2.3Humidity deviation



2.4Humidity uniformity±3.0%RH(no-load)
2.5Humidity fluctuation±2.0%RH
Temperature change rate designed according to IEC 60068-3 standard, Sensors in the outlet and products.
. Chamber Structure
Overall structure and chamber was composed of three parts as below. Insulation box, separate refrigeration units, and electrical control cabinet.
1. Chamber

Workspace volume: W 700 × H 700 × D 480 mm

Exterior size: approximately W 1000 × H 1735 × D 2030 mm (not including the machine protruding par)


wall material: high-quality carbon steel with static color spray

inner wall material: SUS304 # matte stainless steel plate

Insulation materials: rigid polyurethane foam insulation layer + glass fiber.

3. DoorSingle door. Heating wire was installed at the door frames to prevent condensation at low temperatures.
4.Observation WindowObservation Window (W460*H560mm)on the door, with multi-layers of electric painted heat hollow glasses to avoid condensation.
5. Lighting device1 LED lighting device located on observation window.
6. HeatingHigh-quality nickel-chromium alloy wire heater, non-contact control mode (SSR).
7. Humidifying

Steam heating and humidification method;

Stainless steel sheathed heater;

Heater control: contactless control (SSR);

Water level control device, heater anti-dry device.

8.Water outlet holeAvailable for drain the condensate water
8. Thread portDiameterφ100mm port on the left chamber with rubber isolation plug and plastic cover
9. Sample holderOne layers of stainless steel sample holder.Layer height adjustable, Bearing weight 30kg/ layer
10.Mobile castersInclude mobile casters (with goblet)
11.Electric control boxTotal power circuit breaker, over-temperature protection.

12.Water supply


Water pump automatic supply

Product detail


How long will it take from order placement to goods delivery?

For standard environmental chambers, we have semifinished products and finished products, the delivery

time is about 15days.For non-standard environmental chambers, the delivery time is about 45~50 days.

Do you have any advantages in your price?

KOMEG production bases in Dongguan songshan lake district. At present it is the largest scale producer

in environmental test chamber filed. We are looking forward to long term cooperation business

relationship with customer, with the idea for small profits but quick turnover, customer will get the most

competitive price from our factory headquarters directly.

How many certifications do you have ?

We have passed the CE certification, the ISO certification and certification etc.

May I ask you how do you deliver these products?

We have several ways of delivery, such as FOB, CIF, DDP etc.

Which countries have your product sold to?

We have sold to so many countries, such as Russia, America, Korea, Denmark, Vietnam, Thailand,India,

Singapore, Pakistan, Turkey, German, England and other more than 40 countries.

How long the warranty of your environmental chambers covered?

We provide free parts replacement service for accessories with one year.

What solutions will you provide if your products break down ?

We will give you guidance through video conference/picture when we receive your notice of repair. If

necessary, we could also send our engineers to your country for troubleshooting.

How to install and use the product?

The product is shipped with an operating instructions and video of English version.For large walk in test

chamber that can't be put into the container, we will dismantled it first and send our engineer for


After-sale Service:

If you face any problems in future during testing process we promise we will give you a reply within 48

hours and solution provide within 3 working days. We can offer operation video and English operation

muanual. We can provide video-conference. If customers require on-site service, the transport and travel

expense shall be borne by customer.

Packing Details:

We use PP Film wrapping the test chamber to protect the test chamber from moisture or being scratched

first, then use strong plywood case for easyload and transport, and to keep the chambers from potential

crash or impact.

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