GE 5GEB22 manual Lationoftheconductorsmachin, Grounding.ReferenceABSRulesforherentlyBuilndg

GEK-91696D
	Model0 =5GEB221000A		(M CHASSIS)
1150HPACDrillingMotor,						6SE7041 - * * * *
	SIEMENS DRIVE IDENTIFICATION
	RATED CURRENT INDICATOR:
	2 = 1200A		(L OR M CHASSIS)
	5 = 1500A		(M CHASSIS)
		DC LINK VOLTAGE INDICATOR:
		V = 930V (690V LINE-LINE)
		U = 780V (600V LINE-LINE)
				CHASSIS INDICATOR:
				M
				L
					DIGIT 2 OR 6		E-50871

1.4.4.

Instructions

Figure5.SiemensDriveNomenclature.

conditionWARNIGrGroundingfailureNG:oundundingFailurewhichthemotoroseriousmachinenductorsproperlyframesgroundor.mstfatalgrouisrequireddifferencebejuryprovidedelectricalfromtobetweensafeguardelctricaltweenqupmentpersonneltheshockmaymachineisexposepossiblefromframestandardselectricpersonnel.shockthetosuppoinapotentiallythertingeventstructureofhazardousninsulationtoavoid

hazardousptentialvoltage

the

frame

theadjacent

faceonwhichaperson

NOTE:Thistypeof

isreferredtomachineelectrical

as“equipentground"

“en-

maybestanding

letochingthemachine

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closuregroud"whichisnot

be

normallydoothaveanintenionalconnectioncircuitgoundconnctions,excp

roughhighimpedance

.

lationoftheconductorsmachin

doesnot

positivegoundingofthe

on.Examplesdetectorshose

tures.Offshoreigswithequpmentfsteconfuseda tothedecksbybolting

weldi

shouldnotrequireaddiionalinstal

Grounding

mustbe

illingunitsonwhichtheconstruction

theunit

portable(modular)platformgsprovida

ensurewhichdonotalreadyhave

equipmecabl

toallmachineyand/orstruc-

10

grounding.ReferenceABSRulesforherentlyBuilndg

ndClssingSteelVessels,sectio4ground

−8−/23.3andIEEEStandard

45−2002,RecommendedPracticeforElectricalInstallationsonShipboad,or

section21.4.