Siemens RAJA+ 3TE7421 User Manual

1
RAJA
+
Fully Automatic Star
Delta Starter 3TE7421
For dependable service, it is of utmost
importance that instructions given below are
followed for selection, inspection, installation,
commissioning, operation and maintenance.
Installation, Operation & Maintenance
Instructions
s
RAJA
+
Fully Automatic Star Delta Starter
Selection of Starter
• ReferTable1forrecommendedselectionof3TE7FASD
starters.
• FASDStartersareavailablein3framesizes–FASD1:upto
30HP,FASD2:40HP&50HPandFASD3:75HPsubmersible
pumpratings.
12
11
4
14
7
13
3
8
1
5
2
6
9
10
1. ‘ON’pushbutton(green)
2. ‘OFF/RESET’pushbutton(red)
3. Doorknob
4. MetalEnclosure
5. Door
6. MechanicalLatch(OFFpushbutton)tobeusedforpreventing
undesiredONoperationofStarter
7. Nameplate
8. LED(amber)toindicatehealthinessofincomingpowersupply
9. GreenLEDtoindicateMotorONstatus
10. Rockerswitch(ControlON/OFF)
11. DualVAmeter(Forindication)
12. PhaseSelectorswitch
13. Earthingscrew
14. StarterMountingbracket
Fig. 1: FASD Starter
Fig. 2: FASD Starter inside view
Pleasereadandunderstandtheseinstructionsbefore
installing,operatingormaintainingtheequipment.Keepfor
futurereference.
Danger
Hazardousvoltagecancausedeathorseriousinjury.Disconnect
powerbeforeworkingonequipment.
Warning
Automatic Motor Restart
LMRAhas“Auto”modeselection.Usethisfunctionwith
caution,Motorwillrestartautomaticallywhenhealthy
powerisrestoredback.
Reliablefunctioningoftheequipmentisonlyensuredwith
certiedcomponents.Commissioningandmaintenanceby
qualiedpersonnelonly.
NOTICE
ThisproducthasbeendesignedforenvironmentA.Useofthisproduct
inenvironmentBmaycauseunwantedelectromagneticdisturbancesin
whichcasetheusermayrequiretotakeadequatemitigationmeasures.
Complies to standard : IS/IEC 60947-4-1

Siemens RAJA+ 3TE7421 Specifications

General

Brand	Siemens
Model	RAJA+ 3TE7421
Category	Industrial Electrical
Language	English