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Current carrying connection bolts

With proper conductor cross-section and proper terminal ends (the contact surfaces must be commensurate) you can use the terminal-bolt for the following current rating.

Current-carrying capacity for terminal -bolt*

Ampere Thread
35 M4
75 M5
125 M6
150 M8
200 M10
350 M12
500 M16

* Bolt is not leading current

 

Terminal-bolts from materials like aluminium or copper are not admitted.

Current-carrying capacity for lead-through terminal*

Ampere Thread Material Nm
16 M4 CuZn37 F45 bras 1,2
25 M5 CuZn37 F45 bras 2,0
63 M6 CuZn37 F45 bras 3,0
100 M8 CuZn37 F45 bras 6,0
160 M10 CuZn37 F45 bras 10,0
250 M12 CuZn37 F45 bras 15,5
315 M16 CuZn37 F38 bras 30,0
400 M20 CuZn37 F38 bras 52,0
200 M10 E-Cu F25 10,0
315 M12 E-Cu F25 15,5
400 M16 E-Cu F25 30,0
630 M20 E-Cu F25 52,0
800 M24x2 E-Cu F25 80,0
1000 M30x2 E-Cu F25 150,0
1250 M33x2 E-Cu F25 197,0
1600 M36x3 E-Cu F25 252,0

* Bolt is leading current

 

For the connection torque specification of the terminal boards we can`t give any information, because we don`t know the state of the seat.

 
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