S-BT Threaded Fastener Specification
Table Of Contents
- 1.1 Definition
- 1.2 The S-BT system
- 1.3 Fastening mechanism
- 1.4 S-BT system features and benefits – simplified fastening to steel
- 2.1 Grating fastening system
- 2.2 Grating fastening system X-FCS-R
- 2.3 S-BT with MM and MQ installation channel system
- 2.4 Fastening instrumentation, junction boxes and lighting
- 2.5 Fastening cable / conduit connectors
- 2.5 Fastening cable tray supports
- 2.7 Electrical connections
- 3.1 Product data
- 3.2 Load data
- 4.1 Instruction for use - S-BT-MF M6, M8, M10, W6, W10
- 4.2 Instruction for use - S-BT-MF M8/7 AN 6
- 4.3 Instruction for use - S-BT-MR M6, M8, M10, W6, W10 SN 6
- 4.4 Instruction for use - S-BT-MR M8/7 SN 6
- 4.5 Instruction for use - S-BT-MR M6, M8, M10, W6, W10 SN 6 AL
- 4.6 Instruction for use - S-BT-MR M8/7 SN 6 AL
- 4.7 Instruction for use - S-BT-GF M8/7 AN 6
- 4.8 Instruction for use - S-BT-GR M8/7 SN 6
- 4.9 Instruction for use - S-BT-GR M8/7 SN 6 AL
- 4.10 Instruction for use – S-BT-EF M6/W6/M8
- 4.11 Instruction for use – S-BT-EF M10/W10
- 4.12 Instruction for use – S-BT-ER M6/W6/M8
- 4.13 Instruction for use – S-BT-ER M10/W10
- 4.14 Instruction for use – S-BT-EF W10 HC AWG2/0 and S-BT-EF M10 HC 35/120
- 4.15 Instruction for use – S-BT-ER W10 HC AWG2/0 and S-BT-ER M10 HC 35/120
- 5.1 Nomenclature and symbols
- 5.2 Design concepts
- 5.3 Static capacity of the S-BT threaded stud
- 5.4 Vibration effects on S-BT threaded stud fastenings
- 5.5 Resistance of S-BT fastenings under dynamic tensile loading
- 5.6 Effect of S-BT threaded stud fastenings on the fatigue strength of base material structural steel
- 5.7 Influence of glue coatings on the loosening torque
- 5.8 S-BT-ER and S-BT-EF screw-in threaded studs for electrical connections
- 5.9.5 Conductivity disc of S-BT-ER / -EF electrical connectors
- 5.9.4 Stainless steel S-BT studs
- 5.9.3 Carbon steel S-BT studs
- 5.9.2 Galvanic (contact) corrosion
Specifications page 21
S-BT Screw-in threaded studs
2.8.2 Protective bonding circuit
Fordischargingshortcircuitcurrentwhileprotectingelectricalequipmentorearth /
groundcabletraysandladders.
Single point connection:
Recommended electrical
connectors:
Max.shortcircuit
currentaccordingto
IECandUL:
Connection
conguration:
TypeAconnection:
S-BT-ERM10/15SN6
S-BT-ERW10/15SN6
S-BT-EFM10/15AN6
S-BT-EFW10/15AN6
S-BT-ERM8/15SN6
S-BT-EFM8/15AN6
I
cw
=1.20kA(IEC)
I
cw
=0.75kA(UL)
Type B connection
withHiltistandoffadapter:
S-BT-ERM10HC120
S-BT-EFM10HC120
I
cw
=1.20kA(IEC)
TypeBconnection:
S-BT-ERM10HC120
S-BT-EFW10HCAWG4/0
S-BT-EFM10HC120
S-BT-EFW10HCAWG4/0
I
cw
=14.40kA(IEC)
I
cw
=10.10kA(UL)
Note:
•Recommendedmaximalcrosssectionofconnectedcableaccording
IEC60947-7-2andIEC60947-7-1:
10mm²(8AWG)copper(testedshortcircuitcurrentI
cw
=1.20kAfor1s)
120mm²(4/0AWG)copper(testedshortcircuitcurrentI
cw
=14.40kAfor1s)
accordingUL467:
10AWGcopper(testedshortcircuitcurrentI
cw
=0.75kAfor4s)
4/0AWGcopper(testedshortcircuitcurrentI
cw
=10.10kAfor9s)
•Fasteningofthickercableisacceptable,ifthemaximumshortcircuitcurrentI
cw
andtheexposuretimeisnotexceededandtheprovisionsoncable
lugthicknesst
cl
areobserved.