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What kind of nuts and bolts are required for connecting busbars (Cu ETP-NFA51-100) to the Masterpact NW circuit breaker.

For connecting busbars (Cu ETP-NFA51-100) to the Masterpact NW circuit breaker it is recommended to use class 8.8 steel nut & bolts.
The tightening torques to be used while connecting busbars (Cu ETP-NFA51-100) to the Masterpact NW circuit breaker are shown in the table below:
The same torques can be used with AGS-T52 quality aluminium bars (French standard NFA 02-104 or American National Standard H-35-1).

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