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Busbar Bolt Connection

Copper or aluminum busbar bolt connections use M6 to M20 threaded studs with ring lugs for high-current power distribution in switchgear motor control centers and industrial power distribution panels.

// connector diagram 2 pins
// loading diagram...
// Specifications
Standard
IEC 61439 busbar connection
Bolt Size
M6 to M20 depending on current
Material
Tin-plated copper or aluminum
Current
Up to 6300A in switchgear
Torque
Critical for proper contact resistance
Use Case
Switchgear MCC power distribution panels
// Pin Reference Table
PinNameFunctionType
1 Stud Threaded busbar stud connection PWR
2 Ring Lug Cable ring lug to busbar PWR

Copper or aluminum busbar bolt connections use M6 to M20 threaded studs with ring lugs for high-current power distribution in switchgear motor control centers and industrial power distribution panels.