Fastening Material

For Fixed Ball and Earthing Points

Determination of the required bolt length
  • Hexagon bolt for fixing busbar connections according to DIN 43673-1
  • Resilient pressure plate for installing M12 or M16 fixed points on aluminium busbars

Details

Determination of the bolt length I
I (mm) = B + s + 16
Important! Required bolt length < l

l = Bolt length
B = Thickness of the busbar
s = Thickness of the spring washer and washer

Models

Hexagon Bolts

Spring Washers

Washers

Resilient Square Pressure Plate

Hexagon Bolts


Specifications

Type
Part No.
Dimensions
Material
Tightening torque
Standard
Weight
GTIN
PU

Spring Washers


Specifications

Type
Part No.
Dimensions
Material
Standard
Weight
GTIN
PU
  • FR A12 V2A
  • 524 912
  • A12 (s = 2.4) mm
  • StSt A2-70
  • In accordance with DIN 128
  • 4 g
  • 4013364039360
  • 1 pc(s)
  • Specifications (PDF)
  • More
    • Further Pictures
      Further Information
  • FR A16 V2A
  • 524 913
  • A16 (s = 2.8) mm
  • StSt A2-70
  • In accordance with DIN 128
  • 8 g
  • 4013364053250
  • 1 pc(s)
  • Specifications (PDF)
  • More
    • Further Pictures
      Further Information

Washers


Specifications

Type
Part No.
Dimensions
Material
Standard
Weight
GTIN
PU
  • SCH A13 V2A
  • 525 912
  • A13 (s = 2.4) mm
  • StSt A2-70
  • In accordance with DIN 125
  • 5 g
  • 4013364053267
  • 1 pc(s)
  • Specifications (PDF)
  • More
    • Further Pictures
      Further Information
  • SCH A17 V2A
  • 525 916
  • A17 (s = 3.0) mm
  • StSt A2-70
  • In accordance with DIN 125
  • 10 g
  • 4013364053274
  • 1 pc(s)
  • Specifications (PDF)
  • More
    • Further Pictures
      Further Information

Resilient Square Pressure Plate

For reliable contact and permanent installation of fixed ball points on aluminium busbars.
Pressure plates must be shimmed on both sides of the busbar.


Specifications

Type
Part No.
Dimensions
Material
Weight
GTIN
PU
  • DP 40 40 B13 AL
  • 525 001
  • M12, 40 x 40 x 6 mm
  • Highly resistant Al alloy
  • 19 g
  • 4013364004986
  • 10 pc(s)
  • Specifications (PDF)
  • More
    • Further Pictures
      Further Information
  • DP 50 50 B17 AL
  • 525 002
  • M16, 50 x 50 x 8 mm
  • Highly resistant Al alloy
  • 37 g
  • 4013364004993
  • 10 pc(s)
  • Specifications (PDF)
  • More
    • Further Pictures
      Further Information