AEG TKS-CS operating instructions Tightening Torques for Screw Connections

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Compact Station TKS-CS - Operating Instructions

7.3Tightening Torques for Screw Connections

 

Electrical

Mechanical connection

 

Cheese head

Hexagon screw

Slotted cheese

Thread

connection

screw strength

strength category

head screw

 

 

category 5.8

8.8

DIN 84

 

[Nm]

[Nm]

[Nm]

[Nm]

M4

1.2

1.3

2.0

1.2

M5

2.0

2.65

4.0

2.0

M6

3.0

4.4

7.0

2.5

M8

6.0

10.5

17.0

3.5

M10

10.0

-

33.0

4.0

M12

15.5

-

56.0

-

M16

30.0

-

140.0

-

M20

52.0

-

260.0

-

M24

80.0

-

445.0

-

Table 5 - Tightening torques

These values apply to electrical and mechanical screw connections. They do not apply to floor attachment with dynamic stress applied.

8000043213 BAL

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Contents TKS-CS Status Revision Date Name Revision ServiceTable of Contents Decommissioning and Dismantling Mailservice.aegpss@aegps.com List of Abbreviations General InformationValidity Appropriate UseLightning Protection SafetyInstallation Location Available to order Scope of DeliveryStructure Equipment SpecificationsLow-Voltage Box DimensionsDimension Low-voltage boxes example AC ConnectionsISO Small Distribution Box Central Earthing System Communications Cabinet PV LoG-MHNo. H07V-KName Medium-Voltage System3 4 5 4 TransformerTransfer station Functional DescriptionSuspended loads during transport TransportSetting in Place AssemblyConnection Design Torque InstallationHinge side of the door when closing Communication Interface PV.LoG-MH Medium-voltage system example Medium-Voltage Transformer Tightening Torques for Screw Connections Working with voltages up to 1 kV Start-upOperation Contact with leakage current ServicingContact with voltage Residual voltage from capacitorsEntry of water into electrical equipment Insufficient ventilation of equipmentHeat generation in resistors Obligation to Keep a Written Record Cleaning Maintenance and Inspection Visual InspectionFunctional Test Testing/MeasuringRotating parts Care LubricationReplacing the Axial Ventilator Repairs Testing after RepairsReplacement Work Replacing the Transformer Station roof Roof structure Station framePartial top view TKS-CS example Replacing the MV SwitchgearEvery 6 months Maintenance ScheduleOngoing MonthlyEvery 4 years Storing Spare PartsAnnually Every 2 yearsDismantling Decommissioning and DismantlingRemoving Connection Cables Chemical System Components Disposal Statutory ProvisionsCompact Station TKS-CS Operating Instructions List of Figures List of Tables