Earth Braids with press-welded connections

Earth Braids (MBS) are made of highly flexible flat copper braids and are unique on the market. The connections are press-welded in a special process.

Up to 0 mm²
Cross section
Up to 0 mm
Standard length
0. 0 mm
Single wire thickness

Area of application for Earth Braids

In modern switchgear with, for example, programmable logic controllers or fieldbus connections, high-frequency earthing is extremely important. Not only the ohmic direct current resistance plays a major role here, but also the impedance, which increases with frequency. The conductor shape, the total length and the connection technology are decisive factors here.

Earth Braids have a lower impedance than comparable round grounding cables and are therefore much better suited for high-frequency grounding. In addition, they offer ideal low contact resistance, which can only be achieved by welding.

SPS Earth Braids are also extremely well suited for ensuring the electromagnetic compatibility of different system components and devices.

Certifications SPS Earth Braids

SPS Standard Produkte Schwanenmühle GmbH is certified according to DIN EN ISO 9001.

Approvals
UL 467

Standards
RoHS
CE
REACH
 

Conductor Material SPS Earth Braids

  • Highly flexible flat braids made of tinned Cu-ETP1
  • Electrical conductance 58 MS/m
  • Single wire thickness 0.15 mm for a maximum of flexibility
  • Cu-ETP1 tinned (corrosion-resistant)
  • Cross-sections from 6 to 50 mm²
  • Length is defined as the hole center distance
  • Lengths from 100 to 500 mm, in 50 mm steps

By welding the connections, minimal contact resistance is achieved. This eliminates the need for additional contact sleeves with increased resistances.

  • The welding guarantees constant resistances. There is no aging due to corrosion, as is the case with the use of contact sleeves.
  • The welded connections can withstand exceptionally high short-circuit currents with high limit temperatures.
  • In contrast to soldered connections, the connections cannot be softened.

Properties of Earth Braids

Technical details

MBS earth braids Type description*:

MBS [cross-section mm²] –
[LA = hole spacing length] –
[D1 / D2 = hole diameter]

Grounding busbars MBS Type designation
Typenbez. / Type* Querschnitt [mm²] / Cross section LA Lochabstand/ Hole distance [mm]** B Breite / Width [mm] (± 1) RA Abstand / Distance [mm] A Anschlusslänge / Length connection [mm] D1/D2 Durchmesser / Diameter [mm]*** Gewicht / Weight [kg/m]
MBS 6-LA-D1/D2 6 100-500 10 7,5 16 [4,5/4,5] [4,5/5,5] [4,5/6,5] [5,0/5,0] [5,5/6,5] [6,5/6,5] 0,062
MBS 10-LA-D1/D2 10 100-500 12 7,5 16 [4,5/4,5] [4,5/5,5] [4,5/6,5] [5,0/5,0] [5,5/6,5] [5,5/8,5] [6,5/6,5] [6,5/8,5] [8,5/8,5] 0,104
MBS 16-LA-D1/D2 16 100-500 15 7,5 16 [4,5/4,5] [4,5/5,5] [4,5/6,5] [5,0/5,0] [5,5/6,5] [5,5/8,5] [6,5/6,5] [6,5/8,5] [8,5/8,5] 0,164
MBS 25-LA-D1/D2 25 100-500 23 11,5 21 [5,5/6,5] [6,5/6,5] [6,5/8,5] [6,5/10,5] [8,5/8,5] [8,5/10,5] [8,5/12,5] [10,5/10,5] [10,5/12,5] [12,5/12,5] 0,262
MBS 35-LA-D1/D2 35 100-500 23 14 22 (26) [5,5/6,5] [6,5/6,5] [6,5/8,5] [6,5/10,5] [8,5/8,5] [8,5/10,5] [8,5/12,5] [10,5/10,5] [10,5/12,5] [12,5/12,5] 0,366
MBS 50-LA-D1/D2 50 100-500 28 14 22 (26) [6,5/8,5] [8,5/8,5] [8,5/10,5] [8,5/12,5] [10,5/10,5] [10,5/12,5] [12,5/12,5] 0,528
MBS 70-LA-D1/D2 70 100-500 30 14 22 (26) [6,5/8,5] [8,5/8,5] [8,5/10,5] [8,5/12,5] [10,5/10,5] [10,5/12,5] [12,5/12,5] 0,733

** Lengths in 50 mm increments. The length is defined as hole center distance.
*** Individual diameters on request!

Possible SPS assembly

SPS_Stern.png

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