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SK20

• Photoelectric sensor for ultimate protection.
• Big Test/Silence button at front cover for more convenient user interaction.
• 10 years lithium battery – no battery changes for ever.
• Install simply and quickly using screws (included) or almost instantly with unique 3M VHB adhesive tape.
• Test: button for testing smoke alarm’s correct functioning when push the button more than 0.5 seconds.
• Silence function to silence false alarms and temporally desensitizing smoke alarm, just press and release at once.
SK-20 serie

Micro Smoke Alarm

SK-20 is the smallest domestic smoke alarm in the world, this stylish smoke alarm operated by a 3V lithium battery for 10 year lifetime.


SK-20 smoke alarm utilizes photoelectric detection technology to sense smoke from different fires. Unit have a sensing chamber which uses a beam of light and a light sensor. Smoke particles entering the chamber

change the amount of light that reaches the sensor. The alarm sounds when the smoke density reaches a preset level. The smoke alarm is equipped a self-diagnosticand checking feature to ensure correct

operation through its service life.


The device builds the buzzer as a test button on the front cover,however if false alarms occur, the button can be used to silence the sound for 10 minutes.


The batteries is sealed in the detector, No need to replace. After 10 years of powered operation, an audible warning will occur indicating that the detector should be replaced. In case of the horn will pulse on three times for 10ms separately by 330ms every 43 seconds to warm to replace the detector. When battery come to the end of life, the smoke alarm will release short chirps to warn from low batteries.The detector It is strongly recommended to replace the detector immediately when the low battery warning begins.

Product Features

• Photoelectric sensor for ultimate protection.

• Big Test/Silence button at front cover for more convenient user interaction.

• 10 years lithium battery – no battery changes for ever.

• Install simply and quickly using screws (included) or almost instantly with unique 3M VHB adhesive tape.

• Test: button for testing smoke alarm’s correct functioning when push the button more than 0.5 seconds.

• Silence function to silence false alarms and temporally desensitizing smoke alarm, just press and release at once.

• Low Battery warning or The Chamber test fail warning: If either the low battery test or the chamber test fails, the horn will beep 10ms every 43 seconds until the failing condition passes. If two consecutive chamber test fails, the horn will pulse on three times for 10ms, separated by 330ms every 43 seconds, Each of the two supervisory test audible indicators is separated by approximately 20 seconds.    

• Low battery hush: If a low battery condition exists, the horn will be silenced for 8 hours after pressing the test button.

• End of Life Indicator: After 10 years of powered operation, an audible warning will occur indicating that the detector should be replaced.

•  Local Alarm Memory: the feature allow easy identification of any unit that had previously been in a Local Alarm condition.

• Approval: EN14604:2005 by LPCB & VDS

Technical Information


Model                                                       SK-20-XX-YY-ZZ (*)

Power                                                       One 3V lithium battery

Sound Lever                                             85 dB at 3 meters

Quiescent current                                   < 3uA @2.9V

Operation temperature                           0°C – 45°C

Humidity max.(RH)                                  93%

Adhesive holding temp                          -35°C – +93°C

Dimension                                               50.8 mm dia. x 42.5 mm height

Weight                                                      54 g

Warranty                                                   5 years limited


(*) Model code  XX represents color variation number

                             YY represents marking language

                             ZZ represents manual language


Available models


Model Code 

Color Number (XX) 

Marking Language(YY) User Manual (ZZ)

SK-20

01 White 

EN  English  English 
SK-20 02 Off White FR  French French/english
SK-20 03 Light Grey DE  German German/english
SK-20 04 Grey RU  Russian Russian/english
SK-20 05 Pink ES  Spanish Spanish/english
SK-20 06 Blue

SK-20 07 Dark

SK-20 08 Tan

SK-20 09 Chrome

SK-20 10 Matt Chrome

SK-20 11 Golden

SK-20 12 Matt Golden


Appearances

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 +86 574 87155635 # 8817
  +86 13957414697
 nbsentek
 sales@smokealarm.com

 

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