Normally manned machinery spaces protected by a fixed carbon dioxide system are required to be fitted with audible alarms so arranged that the alarm will be sounded prior to the discharge of CO₂ by at least _________.
A
20 seconds
B
40 seconds
C
60 seconds
D
120 seconds
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Question 1 / 205eccef9ebacbc34ba4d46481
Question 1 of 205eccef9ebacbc34ba4d46481
Normally manned machinery spaces protected by a fixed carbon dioxide system are required to be fitted with audible alarms so arranged that the alarm will be sounded prior to the discharge of CO₂ by at least _________.
Normally manned machinery spaces protected by a fixed carbon dioxide system are required to be fitted with audible alarms so arranged that the alarm will be sounded prior to the discharge of CO₂ by at least _________.