768L Programmable Constant Temperature and Humidity Test Chamber IEC60068-2-1

Brand Name:Sinuo
Certification:Calibration Certificate (Cost Additional)
Model Number:SN881-768L
Minimum Order Quantity:1
Delivery Time:30 days
Payment Terms:T/T
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Verified Supplier
Location: Guangzhou Guangdong China
Address: Room 101, 1st Floor, No. 6, Third Street, Pingshan Industrial Zone, Shibi Street, Panyu District, Guangzhou, China
Supplier`s last login times: within 28 hours
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Product Details


768L Programmable Constant Temperature and Humidity Test Chamber IEC60068-2-1

Complied Standards & Clauses



It conforms to standards:

IEC60068-2-1:2007 “Environmental Testing-Part 2-1: Tests-Test A: Cold, IDT”

IEC60068-2-2:2007 “Environmental Testing-Part 2-1: Tests- Test B-Dry heat, IDT”

IEC60068-2-78:2012 “Environmental Testing-Part 2-78: Tests-Test Cab: Damp heat, steady state, IDT”

IEC60068-2-30:2005 “Environmental Testing-Part 2-30: Tests-Test Db: Damp heat, cyclic (12h+12h cycle), IDT”


Product Overview



This test chamber is used for cold, heat, humidity and dryness testing of raw materials and devices such as electronics, electricians, electrical appliances, plastics, etc. The purpose is to confirm the products reliability of storage and transportation under high and low temperature alternating heat and humidity.


Technical Parameters


Control & OperationPLC and touch screen intelligent control system

Chamber Size


Inner SizeExternal Size
800*1200*800 mm (W*H*D)1080*2250*1850 mm (W*H*D)
Temperature Range-40 °C ~+100°C
Humidity Range20%~98%RH
Temperature fluctuation±0.5℃
Humidity fluctuation≤2.5%
Temperature deviation≤±2.0℃
Humidity Deviation≤±3%
Heating Rate≧2-3°C/min
Cooling Rate≧1°C/min, average no load
Load conditionNone

Structural features
Insulation enclosure structure

1. Outer wall material: A3 board spraying.

2. Inner wall material: brushed stainless steel plate SUS﹟304.

3. Chamber thermal insulation material: 100mm high temperature resistant rigid polyurethane foam.

4. Chamber door insulation material: 100mm high temperature resistant rigid polyurethane foam.

Bottom structure strengthThe weight capacity of the track at the bottom of the test chamber: ≤100Kg/m² (load)
Air conditioning channel

1. Stainless steel long-axis centrifugal fans: 2 sets/90W.

2. Fan, heater, evaporator (also dehumidifier), drainage device, pressure balance port, adjustable air deflector, temperature sensor

Standard configuration of test chamber

1. Observation window: 400x600x40mm 3-layer vacuum tempered glass

2. Flat embedded handles

3. Door hinges: SUS #304 imported hinges

4. Energy-saving lamp inside the chamber

5. Lead hole: φ50mm 1 piece

Chamber door

1. The single-piece door opens outwards, with the hinge on the left and the handle on the right (when facing the front of the box).

2. Equipped with a safety door locking mechanism (the door can be opened in the test room), the door is equipped with electric heat to prevent condensation, and the visible range of the insulating glass observation window (W400×H600mm). The door frame is equipped with an anti-condensation electric heating device.

Control panelController 7-inch display screen, temperature (humidity) control display screen, operating indicator light, and lighting button.
Mechanical roomRefrigeration unit, compressor water tray, pressure relief device, heating device
Power distribution cabinetDistribution board, cooling fan, main power switch, transformer, intermediate relay, time relay, solid-state relay, AC contactor, circuit breaker
Heater

1. Fin-type radiator-shaped stainless steel electric heater

2. Heating control method: SSR (Solid State Relay) non-contact equal period pulse width modulation

3. Heating power: approximately 3KW

Power cable holeLocated on the back of the chamber

Details




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768L Programmable Constant Temperature and Humidity Test Chamber IEC60068-2-1

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