KLR Ratings Tables

480 V Open Type A Catalog

PART NUMBERHORSE POWERRATED AMPSHEIGHTWIDTHDEPTHWEIGHTTERM TYPETERM TORQUETEMP RISEWATTS LOSS
KLR2ATB1244.2533TB101158
KLR3ATB1.5344.2533TB101159
KLR4ATB2444.2533TB1011515
KLR6ATB3644.2533TB1011517
KLR8ATB584543TB1011527
KLR12ATB7.5125756TB1011531
KLR16ATB10165.75647TB2011538
KLR18ATB12185.758511TB2011540
KLR21ATB15215.758511TB2011545
KLR25ATB15255.758511TB2011548
KLR27ATB20275.758511TB2011558
KLR35ATB20-25355.758514TB2011570
KLR45ATB30455.758514TB2011574
KLR55ATB405579622TBSEE DWG115113
KLR80ATB50-6080911631TBSEE DWG115129
KLR110ACB75110911739CBN/A155152
KLR130ACB100130911848CBN/A115148
KLR160ACB125160911850CBN/A115165
KLR200ACB15020011.3814886CBN/A155222
KLR250ACB20025011.3814891CBN/A155261
KLR300ACB25030011.38148101CBN/A155291
KLR360ACB30036011.3814890CBN/A155380
KLR420ACB35042011.38148100CBN/A155400
KLR480ACB40048011.381511115CBN/A155392
KLR600ACB45060011.381513151CBN/A155493
KLR750ACB50075017.2516.9410.25283CBN/A155515
KLR850ACB75085017.2516.9410.25290CBN/A155569
KLR950ACB80095017.2516.9410.25295CBN/A155686

480 V Open Type B Catalog

PART NUMBERHORSE POWERRATED AMPSHEIGHTWIDTHDEPTHWEIGHTTERM TYPETERM TORQUETEMP RISEWATTS LOSS
KLR2BTB124543TB101154
KLR3BTB1.534543TB101155
KLR4BTB244543TB101159
KLR6BTB364543TB101159
KLR8BTB584543TB1011514
KLR12BTB7.5124543TB1011520
KLR16BTB10165647TB2011520
KLR18BTB12186748TB2011527
KLR21BTB15216748TB2011530
KLR25BTB15256748TB2011536
KLR27BTB20276748TB2011543
KLR35BTB20 – 25356748TB2011555
KLR45BTB30456748TB2011559
KLR55BTB40555.758511TB2011570
KLR80BTB50 – 608079622TBSEE DWG115105
KLR110BCB75110710726CBN/A11595
KLR130BCB100130911733CBN/A115117
KLR160BCB125160911747CBN/A155127
KLR200BCB150200911753CBN/A155135
KLR250BCB200250911748CBN/A155161
KLR300BCB250300911954CBN/A155216
KLR360BCB300360911965CBN/A155221
KLR420BCB35042011.3814885CBN/A155275
KLR480BCB40048011.3814890CBN/A155267
KLR600BCB45060011.3814896CBN/A155338
KLR750BCB50075012.3813.4410.25147CBN/A155372
KLR850BCB75085012.3813.4410.25150CBN/A155389
KLR950BCB80095012.3813.4410.25156CBN/A155479

480 V Open Type C Catalog

PART NUMBERHORSE POWERRATED AMPSHEIGHTWIDTHDEPTHWEIGHTTERM TYPETERM TORQUETEMP RISEWATTS LOSS
KLR2CTB124543TB1011511
KLR3CTB1.534543TB1011514
KLR4CTB244543TB1011523
KLR6CTB365756TB1011522
KLR8CTB585756TB1011534
KLR12CTB7.5125756TB1011554
KLR16CTB10165.758512TB2011558
KLR18CTB12185.758512TB2011575
KLR21CTB15215.758514TB2011559
KLR25CTB15255.758514TB2011567
KLR27CTB20275.758514TB2011580
KLR35CTB20 – 253579622TBSEE DWG11597
KLR45CTB304579624TBSEE DWG115118
KLR55CTB4055911632TBSEE DWG115150
KLR80CTB50 – 6080911748TBSEE DWG115154
KLR110CCB75110911850CBN/A115191
KLR130CCB10013011.3814881CBN/A155239
KLR160CCB12516011.3814884CBN/A155254
KLR200CCB15020011.38148110CBN/A155337
KLR250CCB20025011.38141091CBN/A155353
KLR300CCB25030011.381511122CBN/A155443
KLR360CCB30036011.381511156CBN/A155406
KLR420CCB35042011.381513160CBN/A155500
KLR480CCB40048011.381513175CBN/A155522
KLR600CCB45060017.2516.9410.25275CBN/A155650
KLR750CCB50075017.2516.9410.25295CBN/A155732
KLR850CCB75085017.2516.9410.25300CBN/A155850
KLR950CCB80095017.2516.9410.25305CBN/A155978

480 V Open Type D Catalog


PART NUMBERHORSE POWERRATED AMPSHEIGHTWIDTHDEPTHWEIGHTTERM TYPETERM TORQUETEMP RISEWATTS LOSS
KLR2DTB124544TB101159
KLR3DTB1.5 – 234544TB1011512
KLR4DTB3444.2534TB1011518
KLR6DTB364545TB1011522
KLR8DTB585757TB1011528
KLR12DTB7.5125757TB1011544
KLR16DTB10165648TB2011552
KLR18DTB15185.758512TB2011544
KLR21DTB15215.758513TB2011551
KLR25DTB20255.758513TB2011572
KLR27DTB25275.758513TB2011562
KLR35DTB30355.758516TB2011579
KLR45DTB404579626TBSEE DWG11590
KLR55DTB505579624TBSEE DWG11590
KLR80DTB60 – 7580911749TBSEE DWG115116
KLR110DCB1001109.510.568.2549CBN/A155217
KLR130DCB1251309.510.568.2547CBN/A115242
KLR160DCB150160911747CBN/A155261
KLR200DCB20020012.3813.44986CBN/A155270
KLR250DCB25025012.3813.44991CBN/A155316
KLR300DCB30030012.3813.449101CBN/A155335
KLR360DCB35036012.3813.44998CBN/A155420
KLR420DCB40042012.3813.449100CBN/A155435
KLR480DCB50048012.3813.4410.25175CBN/A155395
KLR600DCB60060012.3813.4410.25151CBN/A155580
KLR750DCB700750181813270CBN/A155604
KLR850DCB800850181812275CBN/A155703
KLR950DCB900950181812280CBN/A155773

480 V Open Type E Catalog

PART NUMBERHORSE POWERAMPSHEIGHTWIDTHDEPTHTERM TYPETERM TORQUETEMP RISEWATTS LOSSWEIGHT
KLR2ETB1244.183.75TB10115134
KLR3ETB1.5344.183.75TB10115175
KLR4ETB3444.183.75TB10115275
KLR6ETB36564TB10115287
KLR8ETB58564TB10115487
KLR12ETB7.5125.757.25TB20115568
KLR16ETB10165.757.25TB201156713
KLR18ETB15185.757.25TB201157312
KLR21ETB15215.757.25TB201156917
KLR25ETB2025796TBSEE DWG1159217
KLR27ETB2527796TBSEE DWG1159417
KLR35ETB3035796TBSEE DWG11512523
KLR45ETB25459116TBSEE DWG11514626
KLR55ETB50559117TBSEE DWG11513249
KLR80ETB75809117TBSEE DWG11517849
KLR110ECB10011011.38149.31CBN/A15525982
KLR130ECB12513011.38149.31CBN/A15528782
KLR160ECB15016011.38149.31CBN/A15529989
KLR200ECB20020011.38149.32CBN/A155349110
KLR250ECB25025011.381410CBN/A155375115
KLR300ECB30030011.381513CBN/A155422156
KLR360ECB35036011.381513CBN/A155463160
KLR420ECB40042011.3814.7513CBN/A155532170
KLR480ECB50048011.3814.7513CBN/A155576175
KLR600ECB60060018.252113CBN/A155782275
KLR750ECB70075018.251813CBN/A155929260
KLR850ECB80085018.2518.514.25CBN/A1551007290
KLR950ECB90095018.2518.514.25CBN/A1551100290

480 V Open Type DIN Rail Catalog

PART NUMBERIMPEDANCERATED VOLTSMAX VOLTSHORSE POWERRATED AMPSHEIGHTWIDTHDEPTHTERM TYPETERM TORQUETEMP RISEWATTS LOSSWEIGHT
KLR2BTBDR1.548060012454TB1011544
KLR3BTBDR1.54806001.53454TB1011554
KLR4BTBDR1.548060024454TB1011594
KLR6BTBDR1.548060036454TB1011594
KLR8BTBDR1.548060058454TB10115144
KLR12BTBDR1.54806007.512454TB10115204
KLR16BTBDR1.54806001016564TB20115207
KLR2ATBDR34806001244.253TB1011584
KLR3ATBDR34806001.5344.253TB1011594
KLR4ATBDR34806002444.253TB10115154
KLR6ATBDR34806003644.253TB10115175
KLR8ATBDR348060058454TB10115275
KLR12ATBDR34806007.512575TB10115317
KLR16ATBDR34806001016564TB20115388
KLR2CTBDR548060012454TB10115114
KLR3CTBDR54806001.53454TB10115145
KLR4CTBDR548060024454TB10115235
KLR6CTBDR548060036575TB10115227
KLR8CTBDR548060058575TB20115347
KLR12CTBDR54806007.512575TB10115548
KLR2DTBDR357560012454TB1011594
KLR3DTBDR35756001.53454TB10115124
KLR4DTBDR35756003444.253TB10115184
KLR6DTBDR357560036454TB10115225
KLR8DTBDR357560058575TB10115287
KLR12DTBDR35756007.512575TB10115447
KLR16DTBDR35756001016564TB20115528
KLR2ETBDR557560012454TB10115134
KLR3ETBDR55756001.53454TB10115175
KLR4ETBDR557560034454TB10115275
KLR6ETBDR557560036575TB10115287
KLR8ETBDR557560058575TB10115487
KLR2DQDDRV3690690124.314.184.75QD1011594
KLR3DQDDRV36906901.534.314.184.75QD10115124
KLR4DQDDRV3690690344.314.184.75QD10115184
KLR6DQDDRV3690690364.314.184.75QD10115225
KLR8DQDDRV3690690585.254.26QD10115287
KLR12DQDDRV36906907.5125.254.26QD10115447
KLR16DRLDRV369069010165.254.756RL20115528
KLR2EQDDRV5690690124.314.184.75QD10115134
KLR3EQDDRV56906901.534.314.184.75QD10115175
KLR4EQDDRV5690690344.314.184.75QD10115275
KLR6EQDDRV5690690365.254.26QD10115287
KLR8EQDDRV5690690585.254.26QD10115487

480 V Type 1 A Catalog

PART NUMBERHORSE POWERAMPSHEIGHTWIDTHDEPTHTERM TYPETERM TORQUETEMP RISEWATTS LOSSWEIGHT
KLR2ATB1126.586TB1011587
KLR3ATB11.536.586TB1011597
KLR4ATB1216.586TB10115157
KLR6ATB1366.586TB10115177
KLR8ATB1586.586TB10115277
KLR12ATB17.5126.586TB101153110
KLR16ATB110166.586TB201153811
KLR18ATB212187.5107TB201154017
KLR21ATB215217.5107TB201154517
KLR25ATB215257.5107TB201154817
KLR27ATB220277.5107TB201155817
KLR35ATB220-25357.5107TB201157020
KLR45ATB230457.5107TB201157420
KLR55ATB340559128TBSEE DWG11511334
KLR80ATB450-608015.51513TBSEE DWG11512966
KLR110ACB47511015.51513CBN/A15515274
KLR130ACB410013015.51513CBN/A11514883
KLR160ACB412516015.51513CBN/A11516585
KLR200ACB515020018.52016CBN/A155222136
KLR250ACB520025018.52016CBN/A155261141
KLR300ACB525030018.52016CBN/A155291151
KLR360ACB530036018.52016CBN/A155380140
KLR420ACB535042018.52016CBN/A155400150
KLR480ACB540048018.52016CBN/A155392165
KLR600ACB545060018.52016CBN/A155493201
KLR750ACB75007503628.530.3CBN/A155515443
KLR850ACB77508503628.530.3CBN/A155569450
KLR950ACB78009503628.530.3CBN/A155686455

480 V Type 1 B Catalog

PART NUMBERHORSE POWERAMPSHEIGHTWIDTHDEPTHWEIGHTTERM TYPETERM TORQUETEMP RISEWATTS LOSS
KLR2BTB1126.5867TB101154
KLR3BTB11.536.5867TB101155
KLR4BTB1246.5867TB101159
KLR6BTB1366.5867TB101159
KLR8BTB1586.5867TB1011514
KLR12BTB17.5126.5867TB1011520
KLR16BTB11066.58611TB2011520
KLR18BTB212187.510714TB2011527
KLR21BTB215217.510714TB2011530
KLR25BTB215257.510714TB2011536
KLR27BTB220277.510714TB2011543
KLR35BTB220-25357.510714TB2011555
KLR45BTB230457.510714TB2011559
KLR55BTB240557.510717TB2011570
KLR80BTB350-6080912834TBSEE DWG115105
KLR110BCB47511015.5151361CBN/A11595
KLR130BCB410013015.5151368CBN/A115117
KLR160BCB412516015.5151382CBN/A155127
KLR200BCB415020015.5151388CBN/A155135
KLR250BCB420025015.5151383CBN/A155161
KLR300BCB525030018.52016104CBN/A155216
KLR360BCB530036018.52016115CBN/A155221
KLR420BCB535042018.52016135CBN/A155275
KLR480BCB540048018.52016140CBN/A155267
KLR600BCB545060018.52016146CBN/A155338
KLR750BCB75007503628.530.3307CBN/A155372
KLR850BCB77508503628.530.3310CBN/A155389
KLR950BCB78009503628.530.3316CBN/A155479

480 V Type 1 C Catalog

PART NUMBERHORSE POWERAMPSHEIGHTWIDTHDEPTHWEIGHTTERM TYPETERM TORQUETEMP RISEWATTS LOSS
KLR2CTB1126.5867TB1011511
KLR3CTB11.536.5867TB1011514
KLR4CTB1246.5867TB1011523
KLR6CTB1366.58610TB1011522
KLR8CTB1586.58610TB1011534
KLR12CTB17.5126.58610TB1011554
KLR16CTB210167.510718TB2011558
KLR18CTB212187.510718TB2011575
KLR21CTB215217.510720TB2011559
KLR25CTB215257.510720TB2011567
KLR27CTB220277.510720TB2011580
KLR35CTB320-2535912834TBSEE DWG11597
KLR45CTB33045912836TBSEE DWG115118
KLR55CTB4405515.5151367TBSEE DWG115150
KLR80CTB450-608015.5151383TBSEE DWG115154
KLR110CCB47511015.5151385CBN/A115191
KLR130CCB510013018.52016131CBN/A155239
KLR160CCB512516018.52016134CBN/A155254
KLR200CCB515020018.52016160CBN/A155337
KLR250CCB520025018.52016141CBN/A155353
KLR300CCB525030018.52016172CBN/A155443
KLR360CCB530036018.52016206CBN/A155406
KLR420CCB535042018.52016210CBN/A155500
KLR480CCB540048018.52016225CBN/A155522
KLR600CCB74506003628.530.3435CBN/A155650
KLR750CCB75007503628.530.3455CBN/A155732
KLR850CCB77508503628.530.3460CBN/A155850
KLR950CCB78009503628.530.3465CBN/A155978

480 V Type 1 D Catalog

Part NumberHPAmpsHeight
(in)
Width
(in)
Depth
(in)
Weight
(lb)
Term
Type
Term
Torque
Temp
Rise
Watts
Loss
KLR2DTB1126.5868TB101159
KLR3DTB11.5-236.5868TB1011512
KLR4DTB1346.5868TB1011518
KLR6DTB1366.5869TB1011522
KLR8DTB1586.58611TB1011528
KLR12DTB17.5126.58611TB1011544
KLR16DTB110166.58612TB2011552
KLR18DTB215187.510718TB2011544
KLR21DTB215217.510719TB2011551
KLR25DTB220257.510719TB2011572
KLR27DTB225277.510719TB2011562
KLR35DTB230357.510722TB2011579
KLR45DTB34045912838TBSEE DWG11590
KLR55DTB35055912836TBSEE DWG11590
KLR80DTB460-758015.5151384TBSEE DWG115116
KLR110DCB410011015.5151384CBN/A155217
KLR130DCB412513015.5151382CBN/A155242
KLR160DCB415016015.5151382CBN/A155261
KLR200DCB520020018.52016136CBN/A155270
KLR250DCB525025018.52016141CBN/A155316
KLR300DCB530030018.52016151CBN/A155335
KLR360DCB535036018.52016148CBN/A155420
KLR420DCB540042018.52016150CBN/A155435
KLR480DCB550048018.52016225CBN/A155395
KLR600DCB560060018.52016201CBN/A155580
KLR750DCB77007503628.530.3430CBN/A155604
KLR850DCB78008503628.530.3432CBN/A155703
KLR950DCB79009503628.530.3440CBN/A155773

480 V Type 1 E Catalog

PART NUMBERHORSE POWERAMPSHEIGHTWIDTHDEPTHTERM TYPETERM TORQUETEMP RISEWATTS LOSSWEIGHT
KLR2ETB1126.586TB10115138
KLR3ETB11.5-236.586TB10115179
KLR4ETB1346.586TB10115279
KLR6ETB1366.586TB101152811
KLR8ETB1586.586TB101154811
KLR12ETB27.587.5107TB201155614
KLR16ETB210167.5107TB201156719
KLR18ETB215187.5107TB201157318
KLR21ETB215217.5107TB201156923
KLR25ETB320259128TBSEE DWG1159229
KLR27ETB325279128TBSEE DWG1159429
KLR35ETB330359128TBSEE DWG11512535
KLR45ETB4404515.51513TBSEE DWG11514661
KLR55ETB4505515.51513TBSEE DWG11513268
KLR80ETB460-758015.51513TBSEE DWG11517884
KLR110ECB510011018.52016CBN/A155259103
KLR130ECB512513018.52016CBN/A155287138
KLR160ECB515016018.52016CBN/A155299145
KLR200ECB520020018.52016CBN/A155349160
KLR250ECB525025018.52016CBN/A155375165
KLR300ECB530030018.52016CBN/A155422172
KLR360ECB535036018.52016CBN/A155463206
KLR420ECB540042018.52016CBN/A155532210
KLR480ECB550048018.52016CBN/A155576225
KLR600ECB760060018.52016CBN/A155782325
KLR750ECB77007503628.530.3CBN/A155929420
KLR850ECB78008503628.530.3CBN/A1551007450
KLR950ECB79009503628.530.3CBN/A1551100450

690 V Open Type 3% Catalog

PART NUMBERNEC MOTOR HPRATED AMPSHEIGHTWIDTHDEPTHWEIGHTTERM TYPETEMP RISEWATTS LOSS
KLR2DQDV1244.183.754QD1159
KLR3DQDV1.5 – 2344.183.754QD11512
KLR4DQDV3444.183.754QD11518
KLR6DQDV3644.183.755QD11522
KLR8DQDV585647QD11528
KLR12DQDV7.5125647QD11544
KLR16DRLV1016564.58RL11552
KLR18DRLV15185.757.2512RL11544
KLR21DRLV15215.757.2513RL11551
KLR25DRLV20255.757.2513RL11572
KLR27DRLV25275.757.2513RL11562
KLR35DRLV30355.757.25.1216RL11579
KLR45DRLV404579626RL11590
KLR55DRLV505579624RL11590
KLR80DRLV60 – 75809117.549RL115116
KLR110DCBV1001109117.549CB115217
KLR130DCBV1251309117.547CB155242
KLR160DCBV1501609117.547CB155261
KLR200DCBV20020011.38149.3186CB155270
KLR250DCBV25025011.38149.3191CB155316
KLR300DCBV30030011.38149.31101CB155335
KLR360DCBV35036011.38149.3198CB155420
KLR420DCBV40042011.38149.31100CB155435
KLR480DCBV50048011.381513175CB155395
KLR600DCBV60060011.381513151CB155580
KLR750DCBV700750181813270CB155604
KLR850dcbv8008501818.514.25275CB155703
KLR950DCBV9009501818.514.25280CB155773

690 V Open Type 5%


PART NUMBERHORSE POWERRATED AMPSHEIGHTWIDTHDEPTHWEIGHTTERM TYPETEMP RISEWATTS LOSS
KLR2EQDV1244.183.754QD11513
KLR3EQDV1.5 – 2344.183.755QD11517
KLR4EQDV3444.183.755QD11527
KLR6EQDV365647QD11528
KLR8EQDV585647QD11548
KLR12ERLV7.5125.757.258RL11556
KLR16ERLV10165.757.2513RL11567
KLR18ERLV15185.757.25.1212RL11573
KLR21ERLV15215.757.25.1217RL11569
KLR25ERLV202579617RL11592
KLR27ERLV252779617RL11594
KLR35ERLV303579623RL115125
KLR45ERLV40459116.526RL115146
KLR55ERLV50559117.533RL115132
KLR80ERLV60 – 75809117.549RL115178
KLR110ECBV10011011.38149.3153CB155259
KLR130ECBV12513011.38149.3188CB155287
KLR160ECBV15016011.38149.3195CB155299
KLR200ECBV20020011.38149.31110CB155349
KLR250ECBV25025011.381410115CB155375
KLR300ECBV30030011.381513122CB155422
KLR360ECBV35036011.381513156CB155463
KLR420ECBV40042011.381513160CB155532
KLR480ECBV50048011.381513175CB155576
KLR600ECBV60060016.52113275CB155782
KLR750ECBV700750181813260CB155929
KLR850ECBV8008501818.514.25290CB1551007
KLR950ECBV9009501818.514.25290CB1551100

690 V Type 1 3% Catalog

PART NUMBERHORSE POWERAMPSHEIGHTWIDTHDEPTHTERM TYPETEMP RISEWATTS LOSSWEIGHT
KLR2DQD1V126.586QD11598
KLR3DQD1V1.5-236.586QD115128
KLR4DQD1V346.586QD115188
KLR6DQD1V366.586QD115229
KLR8DQD1V586.586QD1152811
KLR12DQD1V7.5126.586QD1154411
KLR16DRL1V10166.586RL1155212
KLR18DRL2V15187.5107RL1154418
KLR21DRL2V15217.5107RL1155119
KLR25DRL2V20257.5107RL1157219
KLR27DRL2V25277.5107RL1156219
KLR35DRL3V30359126.13RL1157928
KLR45DRL3V40459128RL1159038
KLR55DRL3V50559128RL1159036
KLR80DRL4V60-75809117.5RL15511649
KLR110DCB4V10011015.51513CB15521784
KLR130DCB4V12513015.51513CB15524282
KLR160DCB4V15016015.51513CB15526182
KLR200DCB5V20020018.52016CB155270136
KLR250DCB5V25025018.52016TB155316141
KLR300DCB5V30030018.52016CB155335151
KLR360DCB5V35036018.52016CB155420148
KLR420DCB5V40042018.52016CB155435150
KLR480DCB5V50048018.52016CB155395225
KLR600DCB5V60060018.52016CB155580200
KLR750DCB7V700750362830CB155604430
KLR850DCB7V800850362830CB155703435
KLR950DCB7V900950362830CB155773440

690 V Type 1 5% Catalog


PART NUMBERHORSE POWERAMPSHEIGHTWIDTHDEPTHTERM TYPETEMP RISEWATTS LOSSWEIGHT
KLR2EQD1V126.586QD115138
KLR3EQD1V1.5-236.586QD115178
KLR4EQD1V346.586QD115278
KLR6EQD1V366.586QD1152811
KLR8EQD1V586.586QD1154811
KLR12ERL2V7.5127.5107RL1155614
KLR16ERL2V10167.5107RL1156719
KLR18ERL3V15189126.13RL1157329
KLR21ERL3V15219126.13RL1156929
KLR25ERL3V20259128RL1159229
KLR27ERL3V25279128RL1159429
KLR35ERL3V30359128RL11512535
KLR45ERL4V404515.51513RL11514661
KLR55ERL4V505515.51513RL15513268
KLR80ERL4V60-758015.51513RL15517884
KLR110ECB5V10011018.52016CB155259132
KLR130ECB5V12513018.52016CB155287132
KLR160ECB5V15016018.52016CB155299139
KLR200ECB5V20020018.52016CB155299160
KLR250ECB5V25025018.52016CB155375165
KLR300ECB5V30030018.52016CB155422205
KLR360ECB5V30036018.52016CB155463210
KLR420ECB5V40042018.52016CB155532220
KLR480ECB5V50048018.52016CB155576225
KLR600ECB7V600600362830CB155782435
KLR750ECB7V700750362830CB155604420
KLR850ECB7V800850362830CB1551007435
KLR950ECB7V900950362830CB1551100450