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PARTSORDERING GUIDE
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JTYPES LA-3200A and LA-4000BAIR CIRCUIT BREAKER
WITHMANUAL OR ELECTRICAL
OPERATIONS
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if 18X5690-01July, 1979Supplement to 18X5689
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HOW TO USE YOURPARTS ORDERING GUIDE
1. Locate the part or parts to be replaced in one of the drawings in this manual.2. Identify each part by item number, description and part number. Give drawing figure number in which
part is shown.3. include breaker type,rating and breaker serial number with your order.4. Place order with your Siemens-Allis representative.5. When ordering relays or other electrical parts, include control voltage {see recommended spare parts list
for part numbers).
ORDERING EXAMPLE
3200 S-86679A-4Serial NumberRated AmpsLA-3200Type
E.O./M.O.Electrical ManualMode of Operation:
Parts Ordering Guide 18X5690
Description
BarrierSpringBase
QuantityPart NumberFig. item
7M42-324-00171-141-666-00171-340-240-001
1613 24 1
28 12
Ui-l If required part is not identified in this manual —
1. Make a copy of the drawing figure in which the part would appear.2. Indicate with arrows or other markings location of part.3. Describe or sketch required part.4. Include breaker type,rating and breaker serial number with your order.5. Place order with your Siemens-AUis representative.
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TABLE OF CONTENTS
FigureParts Lists - LA3200A,LA4000B &LA3200A Circuit Breaker & LA4000BOperatorShunt Trip GroupSecondary Disconnect AssemblyMotor GroupClose Solenoid GroupAlarm Switch Group, Bell AlarmUnder Voltage Trip AttachmentAuxiliary Switch GroupStatic Trip GroupTripping Current Transformer Group
123456789
1011
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The foilowinq items refer to components shown in Figure 1,LA3200A and LA4OO0B.
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DESCRIPTIONPhase BarrierStrapWingnut,.250-20Screw, Hex.Soc.Button Hd.,.250-20 x .62Screw, Hex. Wshr.Hd.Thd. Roiling,.25-20 x .62Lockwasher, int. T.,.250PanelPanelContact Assy,UpperContact Assy,UpperRoll Pin,.168 x .75SpringRoil Pin,.188 x 1.50Rivet, Rd. Hd.,.188 x.375SpringContact Assy.Arc RunnerArc RunnerScrewLockwasher,#10Contact Assy, LowerContact Assy,LowerSupport, PivotScrew, Hex. Wshr. Hd.,Thd.Rolling,.25-20 x .62Seat,SpringSeat,SpringContact *Contact
PART NUMBER18-727-829-00118-727-834-00115-639-101-00215-615-024-00100-615-663-37300-655-047-14018-393-688-00118-395-371-00118-727-735-50218-729-73500-671-177-31371-141-976-00100-671-177-32100-671-251-08571-141-173-00118-727-833-50118-727-730-00118-657-840-38400-613-124-216
- 00-655-017-02218-727-733-50218-729-73418-657-940-15000-615-663-37318-657-822-17118-657-854-16618-727-825-00218-727-825-00118-727-750-00218-727-750-00300-651-027-35718-727-750-00318-727-729-50118-727-729-50118-727-839-00318-727-659-00218-727-729-50215-171-399-03500-611-315-42200-611-315-42600-655-017-03000-651-027-17018-657-822-35418-657-840-38518-727-838-00118-657-822-18418-657-822-19618-657-823-35871-141-799-00118-393-685-00118-657-822-34715-171-063-00600-633-222-10518-657-822-35818-657-870-19318-657-822-18218-657-822-18100-611-315-42400-611-315-472
ITEM12131528
* 282951
* 5152
* 5253545556575859
* 59606162
* 62636465
* 65666768 Pin
* 68 Pin69 Washer, Plain
Spacer -Contact Assy.,MainContact Assy.,MainSpacer,.62 LD.x -310Spacer,.62 LD.x.180Contact Assy.,Arcing"X" WasherCapscr.,Hex.Hd.,.312-18UNC-2A x 1.00Capscr.,Hex.Hd.,.312-18UNC-2A x 1.5
' • Lockwasher, Med.,.312Washer,Plain
* 6970
* 707172737475
* 75767778 Pin
* 78 Pin79 Spacer,.50 I.D. x .180
Seat,SpringSeat,SpringSpringSpringPushrod
808182838485 Capscr., Hex.Soc. Hd.,.312-18 x 3.00 (Special)
Locknut,Hex.,.312-18,StoverLocknut,Hex.,.312-18, (Huglock)Angle,GlasticAngle,GlasticAngle, L.H.Angle, R.H.Capscr.,Hex. Hd.,.312-18UNC-2A x 1.25Capscr.,Hex. Hd.,.312-18UNC-2A x 1.75
86* 86
88* 881
'.:899091
* 91*Applies to LA4000B only.
3
1 vt
DESCRIPTIONBraceStudWasher, PlainLockwasher, Ext. T., .250Nut, Hex. Jam, .250-20Washer"X" Washer"U" WasherGround BarChannelRoll Pin, .188 x .75Spring GuideSpring, OpeningWasher, .38WheelBearing, .50 I.D. x 1.0Washer, .50Capscr., Hex. Hd., .500-13x 2.0Nut, Hex., .500-13Lockwasher, .50Pin, .50 Dia. x 2.04Pin, .50 Dia. x 3.00Spacer, .50 I.D. x .460Roll Pin, .125 x 1.25PawlSpringLatch Assy.HoodSpri ngPin, .31 x 2.12"X" WasherTrip Flap Assy.SpringSpring HangerClipClosing CamCapscr., Hex. Hd., .375-16 x 2.50Locknut, Stover, .375-16Locknut, Elastic, .375-16SpacerLinkLinkBumper .BumperGuide LinkGuide Link . ..Pin, .375 x 2.12 \ .. .
'
Bearing, Needle, .375 x.875 x .562Close LeverStop BlockPin, ShoulderLatchSpringPin,.375 x 1.62Spacer, .375 x .460Spacer, .375 x .255Spacer, .375 x .190RollerToggle LinkCapscr., Special, .375-24 x 2.44Locknut, Stover, .375-24"X" Washer
ITEIVl PART NUMBER13-657-822-35914-135-915-00800-651-017-13500-655-067-14000-631-171-10471-152-809-02400-659-055-25000-659-056-05718-657-781 -27818-727-844-00100-671-177-31318-657-838-28171-142-123-00100-651-007-21418-657-822-35515-171-399-03300-651-007-28500-611-315-55200-631-171-10800-655-017-03618-727-832-00118-727-832-00218-727-838-00200-671-176-19518-657-800-34600-837-455-02618-657-765-56418-657-882-55971-142-408-00118-657-769-36700-659-055-18718-727-727-50272-140-324-00118-727-726-00118-657-768-01418-724-493-00100-611-315-47815-171-063-01100-633-025-12418-657-768-05371-142-071-00118-657-854-17071-142-102-00118-657-854-16918-657-768-02418-657-854-17118-724-501-00600-813-109-03718-657-768-02018-657-768-03918-657-769-36871-142-070-00118-657-768-03318-724-501-00218-724-503-00118-657-823-35618-724-503-00371-141-789-00318-657-768-02518-657-822-33315-171-063-01400-659-055-250
9294959697
100101104111113114124125126128129130131134135137138139144146147148149150
M,V /«?-151152153155157
4158159160161
*161162163
*163164
*164165
*165167168169171174175176177178179180181182183184185
"Applies to LA4000B only.4
5
DESCRIPTIONWasher,.375 x .12Bracket Assy.Trip BarFlag, DischargeDecal, Charge DischargeLever,SlideInterlockInterlock GuideBracket, ActuatorReset Assy.Reset LeverKick-Off SpringRod End Clip,.250Screw, #10-32 x .62Lockwasher,#10,Ext. ToothWasher, RubberCharge CamBearingPin,.375 x 1.16SpringCam,Spring DumpScrew, FI. Hd. #10-32 x .62Nut, Elastic Stop,#10-32Spacer LinkRetainerPin,.375 x 1.88Screw,#10-32 x .50GuideCapscr., .312-18 x 1.75Locknut* Stover,.312-18ShieldScrew,#10-32 x .75"X" WasherCam,Wind & CloseGear Assy.Gear PinSpacer,.62 x .240Back-Up SpringGear BraceSwitch Lever (Cam)BearingSwitch Lever (Gear)Cam FollowerLinkExtensionScrew, #10-32 x 3.25
•Nut,Elastic Stop,#10-24Link
• GuideSpacerNut,Hex,#10-32Racking Shaft Assy.Racking Shaft Assy.RetainerScrew,Hex. Wshr.Hd., Thd. Rolling,.25-20 x .62Pin,..375 x 3.75Flag,CloseDecal, Close-OpenLinkRivet,Flat Hd.,.188 x .75Rocking Block
PART NUMBER18-657-768-37418-726-894-50118-728-500-03718-724-498-00118-657-800-11618-657-822-16718-657-823-35518-657-823-35418-657-768-02218-657-633-57518-657-822-16618-657-768-03815-171-399-00400-615-513-22000-655-067-10072-140-000-00172-240-009-00115-171-399-03018-724-501-00171-141-761-00118-657-838-28800-615-345-220
. 00-633-050-21018-657-763-37200-673-285-06318-724-501-00415-171-399-01018-657-803-01800-615-113-42815.171-063-00618-657-784-01315-171-399-02500-659-005-15618-724-492-00118-724-505-50118-657-768-37118-727-839-00518-657-765-13018-724-508-00118-657-768-03718-657-768-03118-657-768-03218-657-768-02618-657-838-28318-657-838-28500-615-485-24200-633-039-11018-657-854-12418- 57-854-16671-915-695-01300-631-109-21018-727-744-50118-729-236-50118-657-822-19700-615-663-37318-724-501-01118-728-500-5057M41-817-00118-657-823-34018-657-824-12818-657-823-359
ITEM186187188190191192193194195197198199200201202203204205206207208210212213214215216217218SC:f - 219w-
v:<220221222223224225226227228229230231233234236240241244246247248263
*263264265266267269;:v270271272
*Applies to LA4000B only.5
DESCRIPTIONITEM PART NUMBER18-727-842-50218-657-823-34672-140-028-00200-671-185-90100-631-171-10818-724-501-01218-724-503-00413-657-823-34118-724-503-00418-724-503-00118-724-503-00300-659-055-25018-727-822-00118-727-836-50115-171-399-03571-105-182-01671-105-182-01771-142-108-00118-727-742-00115-171-051-00518-657-465-03618-657-465-035
. 00-655-047-06018-657-822-16515-171-052-00415-171-029-01300-851-062-02318-657-822-35000-413-615-18218-393-691-00115-171-399-00715-171-399-01018-657-838-28718-657-784-00218-657-784-00318-657-823-34818-657-803-00618-657-823-345
See 18-723-588-801-80218-393-697-50118-393-697-50118-733-481-50118-733-481-502
' 18-655-008-5418-655-008-5418-387-921-503See Page 11See Page 13See Page 1418-656-781-89518-726-870-501See Page 18See Page 22
Racking Screw Assy.Barrel NutCollarRoll PinNut,Hex, .500-13Pin,.375 x 1.94Spacer,.375 x .310"L" LinkSpacer,.375 x .50Spacer,.375 x .460Spacer,.375 x .190"X" WasherBracket, interlockSlide Assy."X" WasherWasher, FibreWasher, FibreSupportBracketTerminal Block,7 PointScrew,Stand-OffScrew, TerminalLockwasher, #6CoverMarking StripCapacitorTerminalLabelInsulation (Actuator Leads)CoverBumperScrewTripRackingMotorRack PositionCover EO OnlyName Plate
273274275276278279280281282283284285286288303309
*309310312313314315316317318319320325328335336337338339340341342
<fOJ- At*i~ 3 AT//* s*ASten
344859
Arc Chute\Arc Chute
^JPrimary DiscPrimary DiscCover Assem. E.O.
M.O.
901*901902
*902903 Trip Guard Must
Be Added904 Sealed Actuator
Shunt TripMotor ApplicationClosing SolenoidHandle Assem. M.O.Spring Assem.Aux.SwitchStatic Trip
C5s*~ /1 j905
906907908909910911
.vv
*Applies to LA4000B only.6
:
) 12\
s
285 901280 263279266
/ 282v 283 902281;
rsfc=--ai„ii°v
2 ] 4 282
si.272 284 oO-J o1 279280 270 0271SECTION BB
V t276 B"B 275
MR285 ?
£ 0o o135134131130129 241 113128 L
RH SIDE VIEWCNl0 240vr tar
' SECTION "AA"
234902240/ 52 4m241
1261 11128 CLOSEOPEN
269337131 263I 26536429 267336130
/129 lifeL128l
JBX
oL 30
62 3E P Q lal a • O'SO] 0teaa.G| <9 O 1»
910902 909Q Li e 6
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a a a o 11\ O o a o909o
Ja C3 CJ CJ
a 911303829
THRU111833/ fl
114 240 248 212O\ V\ 3'Hlh5fl0
FRONT VIEW AFigure 1. LA3200A Circuit BreakerLA4000B C,J Breaker
LH SIDE VIEW B
•)•' . •S
: m•: .(' VV ji
339W
«1 *335 335337
e71.0-344 335 341
338 66Ton ir j
7 j342 73 67859 H341 7291
701176340 63337 717552
62 95 SECTION "DD"LOWER HINGE JOINT
f̂ sS c 96> i97fT**T1 rSirfffi rm rot
—Bpjj92
or EJ 953as .9688
7809 56
101Lrv 58
100 5380 X 12483fl 81/
yft 65m JO D 70 - D73i
62i i68\ 66\ v ii 67t i
303 f125) .1 ii63
1141371 J E64fl 51
268 140IK >m . kz/ /zz ~7 z'z z
PLAN VIEWDETAIL "K"
269267 0 Iy
SECTION J,CCMFigure 1, (Continued)
!• ..
£ •>n t
! '>,
151 154149 152B r-fP r wr,Ci.
1923 204l \ 185 181150206ol 205J'fr 182208 ( 180
229 4:216
viiwcc )178
193 31 179
mVIEW EE HVIEW AA
:!E174DETAIL G 147219 /218 222216 176186 176208
a VIEW DD165<0
159 FOR MANUAL BKR223 TOR ELECTRIC BKR
904
o --155o
LH SIDE VIEW FRONT VIEW 201147216 202RH SIDE VIEW160
161 236162 v
2171233VIEW FF mUEEmn
226 ,tnr
228VIEW HH227217 236246
Figure 2, Operator
I
i‘ $
SOLENOID120 VAC- 4SVDC 18-724-513-001240 VAC - 125VDC 18-724-513-002250VDC 18-724-513-00424VDC 18 724-513-006
PUSH ROD18-657-768-036-
807
//
808 SPRING14-128-784-001
3 0806 BRACKET
18-657-781-264
U a
/809 SCREW
15-171-399-010
810 TERMINAL ONLY15-171-399-032
Figure 3. Shunt Trip
895 SCREW15-171-399-025
s
A
l
t1 TO 10 MARKING STRIP 71-141-895-001
11 TO 20 MARKING STRIP 71-141-895-00221 TO 30 MARKING STRIP 71-141-895-003
896 CONTACT71-142-P9t>-001 [\mo)
889 00-851-609-007
898 SCREW00-615-641-903
894 71-141-894-003
SECONDARY DISCONNECT ASSEMBLY,COMPLETE EXCEPT ITEMS THATARE IDENTIFIED 72-240-028-501897 BASE 71-240=535-001
DETAIL PARTS OFASSEMBLY 72-240-028-501
!
Figure 4. Secondary Disconnect Assembly
10
JtSfcc.
«/
f y
187 BRACKET18*726*894-501
721 SWITCH BRACKET\ 18-657-803-007
m MOTOR48VDC 71-340*297*005240VAC/260VDC 71-340-297*002120VAC/125VDC 71-340-297*001J I 714 MOTOR SWITCH
15-171*186*010ai* tr 701 SPACER PLATE
\ 18-657-768-030l o o705 CLOSE SOLENOID SWITCH
' 16 171399013a 703 LOCKWASHER00-655-017*022
726 SCREW /-—''V.00-615-124*220
Ir • -iIET706 INSULATOR
18-657-783-36271
/f*1704ai
AC SWITCH ARRG'TS (706oo 711 BASE
18-657-782*256o *13c
714 MOTOR SWITCH15-171*1864310
•o fl]702 SCREW /
00*615-124*218%s
A s
-4\van O <9 (
t
709 TERMINAL15-171-399-032
710 CLOSE SOLENOID SWITCHFOR DC 16-171-323003
713 TERMINAL00*851 021*042
y*
LOCTITE - SCREW LOCK 15-333-281*003LOCTITE PRIMER 16-333-281005TO BE USED AS REQUIRED PERINSTRUCTION BOOK.
MOTOR APPLICATION
704 SWITCH00-871-523-008
233 CAM FOLLOWER18-657-768026
DC SWITCH ARRG'T
V
b *
827 CLIP15-171-399-003
3
3
CE-11AUXILIARY
SWITCH 909
826 LINK18-724-511-001 CO
xy\
lr
FOR 250VDC X RELAYSCHEME MOUNTSECOND RELAY INTHIS POSITION
SOLENOID120VAC/48VDC 18-724-513-001240VAC/125VDC 18-724-513-002250VDC 18-724-513-004
"Y"RELAY. 829 120VAC 15-171-399-014
830 240VAC 15-171-399-015831 125VDC 15-171-399-016832 250VDC 15-171-399-017833 48VDC 15-171-399-027
821822824
Figure 6. Closing Solenoid and Y Relay
12
** -
855 MANUAL RESET RODV 18-657-783-365
SEALED ACTUATOR
\
P>COMPLETE ASSEMBLYEXCEPT ITEMS 855,858 & SOLENOID858 CLIP
15-171*399-003
U 847 DOUBLE THROWSINGLE POLE SWITCH18-392-075-503
O
O848 DOUBLE POLE
DOUBLE THROW SWITCH18-392-075-503
SOLENOID FOR ELECTRIC RESET48VDC 18-721-497-005
120VAC 18-721^497-001240VAC 18-721-497-003125VDC .18-721-497-002250VDC 18-721-497-004
OX
855
857 SWITCH15-171-186-010
Figure 7» Bel! Alarm
13
c-
r728D -731D 7330729D
725722725D
/^vn716
4709
707723 S'
a
702 1720 721720D
&
*
5q739
P4738N
OO \o
736
TRIP FLAP ONBREAKER
O
ITEM NUMBERS WITH"D"DESIGNATIONCOMMON TO TIMEDELAY UNIT ONLY.
726
0REAR VIEW 708
Figure 8. Undervoltage Trip With and Without Time Delay
14r
£X
PART NUMBERDESCRIPTIONITEM18-395-032-00118-724-513-00718-657-838-29815*171-194-00118-657-838-29718-727-850-00118*657-838-29600-633-059-21014-105-442-00118*657-840-38115-171-399-03815-171-046-01518-395-370-50218-395-370-50118-657-840-38018-657-465-03618-657-838-29518-395-033-00118-395-033-00218-657-840-38218-729-233-00115-171-029-01618-657-853-25600-615-485-36918-657-854-18318-657-854-17415-171-074-00718-657-838-29915-171-399-010
UV BaseSolenoidSpacerTransformerBlockUV LinkPlateEl Stop NutCentering WasherSpringScrewResistorCircuit Bd.Circuit Bd.Indulator ShieldStand OffSub-CoverCoverCoverName PlateCap. BracketCapacitorGuide PlateScrews (.25-28) .38IndulatorFlapper ExtensionScrew #6-32Link End"Screw #10-32 (.5)
701703705706707708709713714715716718720720D721722723725725D726728D729D730731D733D736737738739
-V; -4
15
cSi
— NUT3SWITCHES ONLY15-171-063-004964 BRACKET
72-140-315-00118-657-823-345970 LINK y\
l949 COMPLETE AUXILIARYSWITCH AS SHOWNSTANDARD WITH2a & 2bSWITCHES
960 NUT00-633-059-210
973* 960
969959 WASHER -00-651-017-087& 957 ARM
71-141-996-0011960969h 973 NUT15-171-035-002958 SCREW -
00-615-485-225
965 STRAP71-141-990-001
969 SCREW 00-615-485-222960 NUT 00-633-059-210972 NUT 15-171-035-001
952 TERMINAL 00-851-609-006
956 BEARING 71-141-995-001
T Sm T—954 SHAFT a
muq irg i P<Ka or»iy >0o96571-240-524-001
1
P951 CONTACT [71-141-994-001cr "o
965-955 ROTOR71-141-993-001
Pq P&965953 SCREW
L00-615-641-904 965 BOLT966 1-SWITCH 00-611-315-388967 2-SWITCHES 00-611-315-2®E£989 3-SWITCHES 00-619-427-031
Figure 9. Auxiliary Switch
16
£i-
“S
— NUT3 SWITCHES ONLY15-171-063-004964 BRACKET
72-140-315-00! i
18-657-823-345970 LINK /\
949 COMPLETE AUXILIARYSWITCH AS SHOWNSTANDARD WITH2a & 2bSWITCHES
960 NUT00-633-059-210
973960969959 WASHER
00-651-017-087& 957 ARM71-141-996-001
960969t 973 NUT15-171-035-002958 SCREW-
00-615-485-225
965 STRAP71-141-990-001
969 SCREW 00-615-485-222960 NUT 00-633-059-210972 NUT 15-171-035-001
952 TERMINAL 00-851-609-006956 BEARING 71-141-995-001
s sPM 954 SHAFT
71-141-992-001 B, o
>0ra
it cro 350 CASE71-240-524-001 a 965
m>0n951 CONTACT71-141-9944)01.
<y "oa a a 965“955 ROTOR71-141-993-001
aCT >0
965953 SCREW00-615-641-904 \
965 LT966 1-SWITCH 00-611-315-388967 2-SWITCHES 00-611-315-2QSZ989 3-SWITCHES 00-619-427-031
Figure 9. Auxiliary Switch
16
. •. ..A'-- -
cv
? :
v cSTATIC TRIP MOUNTING
316 LOCKWASHER00-655-047-060
315 SCREW TERMINAL\ 18-657-465-035
319
318 MARKING STRIP15-171-051-005
3317 COVER18-657-822-165
325 LABEL18-657-822-350
314 SCREW328 INSULATION00-413-615-182
320 TERMINAL00-851-062-023
313 TERMINAL BLOCK15-171-051-005
i
312 BRACKET18-727-742-001rf 319 CAPACITOR
15-171-029-013o o o o0326 CLIP18-657-823-353
>*V1
©
a3* .
312'-V
TYPE Tl (2T) 18-734-167-515TYPE TS (2T) 18-734-167-516TYPE TSI (2T) 18-734-167-517TYPE TIG (3T) 18-734-167-507TYPE TSG (3T) 18-734-167-508TYPE TSIG (3D 18-734-167-509TYPE LTI 18-733-681-501TYPE LTS 18-733-681-502TYPE LTSl 18-733-681-503
FOR SPECIAL APPLICATIONSCONSULT WITH FACTORY
*
V. '.•Ii
•:»
s'. - • -* - - •
. .. . . .. .
Figure 10. Static Trip & LlmlTrip r .
i->
• Vs,\ • .17 • •. i
_
...* .V.W •\
N. f: <«* » :•
i-* v. • <V ,. 1
V.
902 PRIMARY CONTACT FINGER ASSEMBLY
ni
oBI 00
t•ii 310 SUPPORT10 PER CT V”
71*142-108-001\i
*!O1
309 WASHER71-105-182-016
•
•s
-I-
r-
i — TRIPPING CT2000A 61-300-032-5053200A 61-300-032-6062000A 61-300 042-6013200A 61-300-042-502
;
Static TripStatic TripLlmiTripLimiTrip
i
ti >i\ v Static Trip
Static TripLimitTrip
2400A 61-300-032-5094000A 61-300-032-5034000A 61-300-042-504i Figure 11. Tripping Transformer
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Vv‘v*':v •/ • >*•«-* i. f -* * . .V . . «/ .
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