Lithium ion Battery Tester Constant Temperature Test System

2. Sample limit

This test equipment prohibits：
1. Test or storage of corrosive material samples
3. Test or storage of strong electromagnetic emission source samples
4. Testing or storage of radioactive material samples
5. Test or storage of samples of highly toxic substances
6. Explosive and volatile samples may be generated during testing or storage 

3. Volume, size and weight

a) Nominal volume

162 L

b) Inner box size

Width 460mm ×Depth 400mm ×Height 880mm

c) Dimensions

Width 570mm × Depth 570mm ×Height 1530mm

d) Weight

90KG

e) Power supply

220V 2KW

4. Performance

a) Test environment

The ambient temperature is+5~+40℃、Relative humidity≤85%、Without sample in the test box

b) Testing method

GB/T 5170.2-2008 Temperature test equipment
GB/T 5170.5-2008 Damp heat test equipment

c) Temperature range

10℃～+60℃

d) Temperature fluctuation

≤0.5℃（Note: If expressed according to GB/T5170.2-1996, the fluctuation is≤±0.25℃）

e) Temperature deviation

±1℃

f) Temperature uniformity

Less than or equal to ±1℃

g) Heating time

3℃/min（Average heating rate）

h) Cooling time

0.5℃/min（Average cooling rate）

i)Meet the test method

GB/T2423.1-2008(IEC60068-2-1:2007)Low temperature test method Ab
GB/T2423.2-2008(IEC60068-2-2:2007) High temperature test method Bb
GJB150.4-1986 Low temperature test
GJB150.3-1986     High temperature test
GB/T2423.3-2006(IEC60068-2-78:2007)damp heat test steady state Cab
GB/T2423.4-2008(IEC60068-2-30:2005)Alternate humidity and temperature Db
GJB150.9-1986 Damp heat test（The load per cubic meter is not more than 35kg/m3 of the heat capacity of the steel, and there is no active humidity and heat load during the damp heat test）

5.Structure

a)Insulation enclosure structure

1. Outer wall material: high-quality sand surface stainless steel plate
2. Inner wall material: high-quality mirror stainless steel plate (sealing strip can withstand high and low temperature range -100 degrees +300 degrees,Lifespan 10 years)
3. Box insulation material: glass fiber (asbestos)

b)Air conditioning channel

1.It adopts multi-wing centrifugal circulatory fan, strengthened shaft and made of aluminum alloy with high and low temperature resistant rotating blades to achieve forced convection.
2.FLOW THROW Air supply method: horizontal diffusion and vertical heat exchange arc circulation.

c)Standard configuration of test chamber

1.Observation window: 1 transparent electric heating film hollow tempered glass (located on the door)

2.Lead hole: φ 45mm 5 pcs(located on the left side of the box)

3.Equipent interior lighting (high efficiency and long life energy-saving lamp)

4.Mobile casters：4 pcs

Sample rack：Stainless steel sample rack tray 5 layers, 5 pairs of guide rails, load-bearing (uniform distribution): 10kg/layer

(The cumulative total load of samples in the box does not exceed: 80kg)

d)Door

Single hinged door (right hinge when facing the cabinet), equipped with observation window and lighting lamp

e)Control panel

Controller display, power switch and status indicator

f）Machinery room

Refrigeration unit, drain hole

Condensing fan, condenser air inlet

g)Power distribution control cabinet

Integrated circuit board, air switch, button switch

h)Heater

1.Nickel-chromium alloy electric heating wire heating tube

2.Heater control mode: non-contact and other periodic pulse width adjustment, SSR (solid state relay)

3.Heater power: 1.4KW

i)Power cord hole and drain hole

Located on the back of the box

Refrigerating system

Working method A

Adopt one-level compression

Refrigeration Compressors

Fully enclosed low noise rotor compressor

Evaporator

Finned tube heat exchanger (also used as a dehumidifier)

Condenser

Air-cooled: finned tube heat exchanger.

Throttling device

Expansion valve + capillary

Plate heat exchanger

Stainless steel brazed plate heat exchanger

a) Refrigerator control method

1. The control system automatically adjusts the best energy-saving operating conditions of the refrigerator according to the test conditions

2. The cooling capacity of the evaporator is switched by the solenoid valve driven by the control system

3. Compressor return air cooling circuit

b) Refrigerant

R134a (the ozone depletion index is all 0, R23 is adopted by the cascade principle system)

6. Electrical control system

9-pic

a) Controller model

Shanghai 9- Pic Controller

Monitor

JTSH200：5 inch，

Operation mode

Program method, fixed value method

Setting method

JTSH200 Chinese menu (freely selectable), key-screen input

Program capacity

JTSH200

1. Program: Maximum 1 group

2. Number of segments: maximum 1 segment

3. Number of cycles: maximum infinite loop

Predetermined area

Temperature: Adjust according to the temperature working range of the equipment

Resolution

Temperature: 0.1℃; Time: 1min; Humidity: 0.1%RH (temperature and humidity test equipment)

Enter

PT100 Platinum thermal resistance

Control method

1. Anti-integral windup PID

BTC Balanced temperature control mode + DCC intelligent cooling capacity control + DEC intelligent electrical control

(Temperature test equipment)

2. BTHC Balanced temperature and humidity control mode + DCC intelligent cooling capacity control + DEC intelligent electrical control (temperature and humidity test equipment)

Ancillary function

1. Fault alarm and reason, processing prompt function

2. Power-off protection function

3. Upper and lower limit temperature protection function

Temperature measurement

Temperature: PT100 platinum thermal resistance

7. Safety protection device

a) Cooling System

1. Compressor overheating

2. Compressor overcurrent

3. Compressor overpressure

4. Condensing fan overheated

b) Test box

1. Adjustable over temperature

2. Air conditioning channel limit over temperature

3. Fan motor is overheated

c) Other

1. Total power phase sequence and phase loss protection (for three-phase power supply)

2. Overload and short circuit protection

8. Other configuration

a) Power cable

220V 2KW

b) Main power switch

Chint Leakage Protection

9. Transport

The test tempature chamber is integral and transported as a whole

10. Conditions of Use

The user guarantees the following conditions

a) Installation site

1. The ground is level and well ventilated

2. No strong vibration around the equipment

3. There is no strong electromagnetic field around the equipment

4. No flammable, explosive, corrosive substances and dust around the equipment

5. Leave proper use and maintenance space around the equipment

b) Environmental conditions

1. Temperature：5℃～40℃

2. Relative humidity：≤85%

3. Air pressure：86kPa～106kPa