['Specialized Industries']

['Mining']

07/19/2025

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§7.65 Critical characteristics.

...

§7.65 Critical characteristics.

RegSense CFR Regulations Mining Specialized Industries CFR Section English Focus Area USA

The following critical characteristics shall be inspected or tested on each blasting unit to which an approval marking is affixed:

(a) The output current.

(b) The voltage cut-off time.

(d) Operation of the visual indicator and the firing switch.

['Specialized Industries']

['Mining']

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