1.Product name and model

Battery constant temperature test system(TOB-SP250)

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

0℃~+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)

1. 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