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
		Electrical	Cheese head	Hexagon screw	Slotted cheese
	Thread	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