['Specialized Industries']

['Mining']

01/29/2026

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§7.62 Definitions.

...

§7.62 Definitions.

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

The following definitions apply in this subpart:

Blasting circuit.

A circuit that includes one or more electric detonators connected in a single series and the firing cable used to connect the detonators to the blasting unit.

Blasting unit.

An electric device used to initiate electric detonators.

Normal operation.

Operation of the unit according to the manufacturer's instructions with fully-charged batteries, with electric components at any value within their specified tolerances, and with adjustable electric components set to any value within their range.

['Specialized Industries']

['Mining']

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