['Specialized Industries']

['Mining']

01/29/2026

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§7.68 Firing line terminals test.

...

§7.68 Firing line terminals test.

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

(a) Test procedures.(1) The contact resistance through each firing line terminal shall be determined.

(2) A 10-pound pull shall be applied to a No. 18 gauge wire that has been connected to each firing line terminal according to the manufacturer's instructions.

(b) Acceptable performance.(1) The contact resistance shall not be greater than 1 ohm.

(2) The No. 18 gauge wire shall not become disconnected from either firing line terminal.

['Specialized Industries']

['Mining']

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