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TYPE  AR 

1- MOLDED  INSULATION  BLOCK 

2- NORMALLY OPEN  STATIONARY  CONTACT SCREWS 
3- LEAF  SPRING  MOVING  CONTACTS 
4- MOVING CARD ASSEMBLY 
5- RELAY COIL 

Fig.  1.  Type  AR  Unit  with  four  make  contacts (front  view). 

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Summary of Contents for 41-759.3

Page 1: ...ted to the laminations The card moves with the armature thereby operating the moving contacts The tension of the moving contacts is the resetting force S U PERSED ES L914464 Complete Revision High spe...

Page 2: ...LATION BLOCK 2 NORMALLY OPEN STATIONARY CONTACT SCREWS 3 LEAF SPRING MOVING CONTACTS 4 MOVING CARD ASSEMBLY 5 RELAY COIL Fig 1 Type AR Unit with four make contacts front view w w w E l e c t r i c a l...

Page 3: ...LY OPEN STATIONARY CONTACT SCREWS 3 MOVING ARMATURE 4 U SHAPED LAMINATED CORE 5 ARMATURE GAP ADJUSTMENT SET SCREW Fig 2 Type AR Unit with four make contacts side view 3 w w w E l e c t r i c a l P a r...

Page 4: ...means of the four mounting holes on the flange for semi flush mounting or by means of the rear mounting stud or studs for projec tion mounting Either a mounting stud or the mounting screws may be uti...

Page 5: ...in error or it becomes necessary to replace some part use the following adjustment procedure This procedure should not be used until it is apparent that the relay is not in proper working order a Adj...

Page 6: ...case 6 RIGHT CENTER l F V I RIGHT HAND lf V HINGED ARMATURE UNIT REAR VIEW LEFT CENTER l f V LEFT HANO l f V I 1001l 48 V D C 15001t 115 V D C 6000Jl 150 V D C 3 512A30 Fig 4 Internal schematic of th...

Page 7: ...RED HANDLE TEST SWITCH TERMINAL 3512A73 Fig 7 Internal schematic of the Type AR Relay High Threshold double unit with 8 make contacts in FT 2 2 case Fig B Internal schematic of the Type AR Relay High...

Page 8: ...E HOLE FOR 190 SCREW N TERhiiNAL 190 TERMINAL HARDWARE r 4 _1_ I 64 4 Fig 10 Outline and drilling plan for the Type AR relayin the front connected molded case 8 836A991 w w w E l e c t r i c a l P a r...

Page 9: ...TYPE AR RELAY L 4 1 7 5 9 3 182A904 Fig 11 Outline and drilling Plan for the Type AR Relay in the rear connected molded case 9 w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 10: ...MOLES FO 190 32 MTG SC EWS PAIIEL CUTOUT DIULLIMG FOR SEMI FLUSH MTG B 2 __ ___ f ool l 16 33 __ 1 611 i I I 1 1 1l 32 32 32 32 PANEL DI ILLIMG OR CUTOUT FOR PROJECTION MTG FRONT VIEW 9 f6 DIA HOLE 3...

Page 11: ...UIALI AID MOUITII DETAILS 2 5 2 32 r 5 DIA II HOLES FO 190 32 MTG SCREWS _ Cll t 1 1_ 2 J rJ 18 7 5B PAIIEL CDTOUT I Oil LLIMG FORtSEMI FLUSH MTG PAIIEL OIIUIMG DR CUlOUT FOR PROJECTIOII MTG FROIIT Yl...

Page 12: ...WESTINGHOUSE ELECTRIC CORPORATION RELAY INSTRUMENT DIVISI0N NEWARK N J Printed in U S A w w w E l e c t r i c a l P a r t M a n u a l s c o m...

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