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Electrical
ESA Alarm Technician Certification
Initiating Devices & Detection
Vérification des connaissances
Initiating Devices & Detection
Vérification des connaissances
Vérification des connaissances
1 / 10
When a combination smoke/CO device is installed, what listing requirement must it meet?
A
The device only needs local AHJ approval
B
Only the smoke detection component needs to be listed
C
It must be listed as a combination device under CAN/ULC standards for both smoke and CO detection
D
Combination devices are prohibited in commercial buildings
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