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Indian locomotive class WAP-7

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A main feature of Majority locomotives of this class is that they eliminate the need to have separate End on Generation (EOG) sets or DG (Diesel Generator) sets for supplying power to the train resulting in significant savings on maintenance and running costs. This technology, called HOG or "Head On
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In 2019, a variant of the WAP-7, designated the WAP-7HS, was introduced for higher speeds. The WAP-7HS has a max speed of 180 km/h (110 mph), and is capable of hauling a 24-car train at 160 km/h (99 mph) as opposed to the 140 km/h (87 mph) of the original. Indian
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Railways plans to use the WAP-7HS for Shatabdi, Rajdhani, and Duronto express trains. However, as of September 2022, it has not been confirmed if any others have been built, and the single completed WAP-7HS has stayed restricted to 130 km/h (81 mph).
1683: 1587: 1563: 1623: 610:, AC Current (A), Passenger traffic (P) locomotive, 7th generation (7). They entered service in 2000. A total of 1676 WAP-7 have been built, with more units being built at CLW, 2031: 2021: 2016: 2011: 1970: 1950: 1905: 1659: 840:
to the coaches instead of EOG where a power car equipped with diesel generator capable of generating adequate power of 3-phase 50 Hz 415 V / 750 V AC (called '
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fleet, and the most numerous passenger locomotive in India. The WAP-7 is capable of hauling 24 coach trains at speeds 110–140 km/h (68–87 mph).
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The WAP-7 is the most successful locomotives of Indian Railways serving passenger trains since its introduction in 1999. It is a passenger variant of the
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Vijayawada WAP-7 39155 with 12075 Kozhikode Main Thiruvananthapuram Central Jan Shatabdi Express Skipping Thuravoor Railway Station in Kerala.
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to pull lighter loads at higher speeds. With an output of 6,125 hp, it is the most powerful passenger locomotive in the
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The HOG ports are equipped on right side upper and left side down on Erode based WAP-7 at White Field railway station
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Howrah based WAP7 on lead with 02302 New Delhi - Howrah Rajdhani Express Special at Janai Road
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Jammu Tawi bound Humsafar Express leaving Kazipet Junction, hauled by VSKP WAP-7 No. 37062
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Weight-2,100 kg (4,600 lb), forced-air ventilation, axle-hung, nose-suspended;
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WAP-7 with the Bangalore Rajdhani Express near Lingampally Railway Station
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WAP-7 #30261 charging on time running 22416 NDLS-VSKP A.P. A.C. Express.
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New Delhi-Lucknow Tejas Express powered by WAP-7, standing at New Delhi.
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A Ghaziabad-based WAP-7 hauling the Bhubaneswar Rajdhani Express
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1,092 mm (43 in) new, 1,016 mm (40 in) worn
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850 kW (1,140 hp), 2180 V, 1283/2484 rpm, 270/310A;
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Continuous : 228 kN (51,000 lbf) at 71 km/h
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Generation", transfers electric power from the loco's
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Torque 6,330–7,140 N⋅m (4,670–5,270 lbf⋅ft)
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12737 Goutami Express at Moula-ali with a WAP-7 loco
16:Indian Railway passenger class electric locomotive 2731: 497:Starting : 322.4 kN (72,500 lbf) 374:6FRA 6068 3-phase squirrel-cage induction motors 319:18.08 t (17.79 long tons; 19.93 short tons) 485:Max Power : 6,350 hp (4,740 kW) 811:and centre-buffer coupling. In February 2017, 468:Potential speed: 180 km/h (110 mph) 312:20.5 t (20.2 long tons; 22.6 short tons) 1899: 1545:Total Locomotives Active as of September 2024 487:Continuous: 6,120 hp (4,563.68 kW) 1781:. Ministry of Railways, Government of India 822: 1906: 1892: 1751:"What are the specifications of WAP 7 HS?" 815:built their first WAP 7 class locomotive. 327:123 t (121 long tons; 136 short tons) 731:Learn how and when to remove this message 2707: 826: 1771: 2732: 1887: 669:adding citations to reliable sources 640: 1844: 847: 625:freight locomotive with a modified 13: 35:CLW made WAP-7 #30615 at CLW yard. 14: 2766: 1879: 153:; bogie wheelbase 1,850 mm ( 2154: 2148: 2142: 2136: 1682: 1670: 1658: 1646: 1634: 1622: 1610: 1598: 1586: 1574: 1562: 645: 29: 680:"Indian locomotive class WAP-7" 656:needs additional citations for 1861: 1819: 1793: 1757: 1743: 1729: 598:that was developed in 1999 by 1: 2755:Electric locomotives of India 1831:Chittaranjan Locomotive Works 1722: 600:Chittaranjan Locomotive Works 586:Indian locomotive class WAP-7 66:Chittaranjan Locomotive Works 1581:LGD WAP-7 30306 at Bangalore 606:. The model name stands for 473:155 km/h (96 mph) 463:160 km/h (99 mph) 457:140 km/h (87 mph) 7: 2740:5 ft 6 in gauge locomotives 1700: 805:Northeast Frontier Railways 757:South East Central Railways 230:20,562 mm (67 ft 199:15,700 mm (51 ft 167: in) + 1,850 mm ( 10: 2771: 1555: 1384:South East Central Railway 1195:Northeast Frontier Railway 743:It is now largely used by 636: 283:4,255 mm (13 ft 252:3,152 mm (10 ft 2698: 2678: 2652: 2641: 2561: 2515: 2484: 2475: 2450: 2419: 2378: 2369: 2319: 2265: 2230: 2172: 2163: 2134: 2076: 2045: 1979: 1933: 1924: 1548: 1543: 1539: 1530: 1488: 1447: 1406: 1323: 1281: 1239: 1134: 1068: 985: 943: 881: 868: 865: 862: 859: 856: 570: 559: 526: 516: 511: 507: 491: 481: 453: 448: 444: 428: 412: 394: 386: 368: 356: 341: 331: 323: 301: 279: 270: 248: 226: 217: 193: 185: 136: 117: 112: 108: 100:1742 as of September 2024 94: 86: 59: 49: 44: 40: 28: 23: 823:Head-on Generation (HOG) 813:Banaras Locomotive Works 616:Patiala Locomotive Works 612:Banaras Locomotive Works 125:5 ft 6 in 79:Patiala Locomotive Works 73:Banaras Locomotive Works 1717:Rail transport in India 280: • Pantograph 227: • Over beams 1779:"Brief History of DLW" 832: 801:North Western Railways 797:North Eastern Railways 781:South Western Railways 777:North Central Railways 761:South Eastern Railways 749:South Central Railways 1827:"Recent Developments" 1408:South Western Railway 1325:South Eastern Railway 1283:South Central Railway 1218:North Western Railway 1136:North Eastern Railway 1113:North Central Railway 830: 789:East Central Railways 765:West Central Railways 2745:25 kV AC locomotives 2077:IGR standard designs 2046:World War II designs 1918:locomotives of India 1712:Locomotives of India 1694:Anand Vihar Terminal 1692:WAP-7 locomotive at 1490:West Central Railway 987:East Central Railway 665:improve this article 596:electric locomotives 337:3-phase 2180 V 50 Hz 853: 793:East Coast Railways 449:Performance figures 2342:WDS-4 (4A, 4B, 4D) 1857:. Indian Railways. 1046:East Coast Railway 852: 833: 2750:Co-Co locomotives 2727: 2726: 2723: 2722: 2694: 2693: 2637: 2636: 2471: 2470: 2365: 2364: 2132: 2131: 1553: 1552: 785:Southern Railways 745:Northern Railways 741: 740: 733: 715: 588:is a class of 25 582: 581: 578: 577: 503: 502: 476: 471: 466: 460: 440: 439: 358:Current pickup(s) 343:Electric system/s 104: 103: 2762: 2705: 2704: 2650: 2649: 2643:Dual (AC and DC) 2482: 2481: 2376: 2375: 2170: 2169: 2158: 2152: 2146: 2140: 1931: 1930: 1908: 1901: 1894: 1885: 1884: 1873: 1872: 1865: 1859: 1858: 1856: 1848: 1842: 1841: 1839: 1837: 1823: 1817: 1816: 1814: 1812: 1797: 1791: 1790: 1788: 1786: 1775: 1769: 1768: 1761: 1755: 1754: 1747: 1741: 1740: 1733: 1686: 1674: 1662: 1650: 1638: 1626: 1614: 1602: 1590: 1578: 1566: 1413:Krishnarajapuram 1241:Southern Railway 1070:Northern Railway 854: 851: 848:Locomotive sheds 773:Western Railways 769:Eastern Railways 753:Central Railways 736: 729: 725: 722: 716: 714: 673: 649: 641: 509: 508: 474: 469: 464: 458: 446: 445: 382:~88% efficiency. 296: 295: 291: 288: 265: 264: 260: 257: 243: 242: 238: 235: 212: 211: 207: 204: 180: 179: 175: 172: 166: 165: 161: 158: 131: 126: 110: 109: 97: 42: 41: 33: 21: 20: 2770: 2769: 2765: 2764: 2763: 2761: 2760: 2759: 2730: 2729: 2728: 2719: 2690: 2674: 2644: 2633: 2557: 2511: 2467: 2446: 2415: 2361: 2315: 2261: 2226: 2159: 2153: 2147: 2141: 2128: 2072: 2041: 1975: 1920: 1912: 1882: 1877: 1876: 1867: 1866: 1862: 1854: 1850: 1849: 1845: 1835: 1833: 1825: 1824: 1820: 1810: 1808: 1807:. 9 August 2010 1799: 1798: 1794: 1784: 1782: 1777: 1776: 1772: 1763: 1762: 1758: 1749: 1748: 1744: 1735: 1734: 1730: 1725: 1707:Indian Railways 1703: 1696: 1690:Ghaziabad-based 1687: 1678: 1675: 1666: 1663: 1654: 1653:RPM based WAP-7 1651: 1642: 1639: 1630: 1627: 1618: 1615: 1606: 1603: 1594: 1591: 1582: 1579: 1570: 1567: 1558: 1449:Western Railway 1223:Bhagat Ki Kothi 945:Eastern Railway 883:Central Railway 850: 825: 737: 726: 720: 717: 674: 672: 662: 650: 639: 631:Indian Railways 608:broad gauge (W) 604:Indian Railways 521:Indian Railways 498: 493:Tractive effort 486: 477: 467: 461: 407: 403: 401: 381: 379: 377: 375: 370:Traction motors 310: 293: 289: 286: 284: 272: 262: 258: 255: 253: 240: 236: 233: 231: 219: 209: 205: 202: 200: 177: 173: 170: 168: 163: 159: 156: 154: 129: 124: 95: 69: 45:Type and origin 36: 17: 12: 11: 5: 2768: 2758: 2757: 2752: 2747: 2742: 2725: 2724: 2721: 2720: 2718: 2717: 2711: 2709: 2702: 2696: 2695: 2692: 2691: 2689: 2688: 2682: 2680: 2676: 2675: 2673: 2672: 2667: 2662: 2656: 2654: 2647: 2639: 2638: 2635: 2634: 2632: 2631: 2626: 2621: 2616: 2611: 2606: 2601: 2596: 2591: 2586: 2581: 2576: 2571: 2565: 2563: 2559: 2558: 2556: 2555: 2550: 2545: 2540: 2535: 2530: 2525: 2519: 2517: 2513: 2512: 2510: 2509: 2504: 2499: 2494: 2488: 2486: 2479: 2473: 2472: 2469: 2468: 2466: 2465: 2460: 2454: 2452: 2448: 2447: 2445: 2444: 2439: 2434: 2429: 2423: 2421: 2417: 2416: 2414: 2413: 2408: 2403: 2398: 2393: 2388: 2382: 2380: 2373: 2367: 2366: 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539: 537: 534: 531: 530: 529: 525: 522: 519: 515: 510: 506: 496: 494: 490: 484: 480: 472: 456: 454:Maximum speed 452: 447: 443: 436: 433: 431: 427: 424: 420: 417: 415: 411: 406: 400: 397: 393: 389: 385: 373: 371: 367: 364: 361: 359: 355: 352: 349: 346: 344: 340: 336: 334: 330: 326: 322: 318: 317: 313: 309: 306: 304: 300: 282: 278: 274: 269: 251: 247: 229: 225: 221: 216: 198: 196: 192: 188: 184: 152: 148: 145:, Fabricated 144: 141: 139: 135: 130:1,676 mm 127: 122: 120: 116: 111: 107: 99: 93: 89: 85: 80: 77: 74: 71: 67: 64: 63: 62: 58: 55: 52: 48: 43: 39: 32: 27: 22: 19: 2619:WAGC3/WAG-10 2552: 2208:(3B, 3E, 3F) 1934:BESA designs 1863: 1846: 1834:. 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Retrieved 1773: 1759: 1745: 1731: 1544: 834: 817: 742: 727: 718: 708: 701: 694: 687: 675: 663:Please help 658:verification 655: 620: 585: 583: 548: 540: 532: 482:Power output 462: 430:Train brakes 423:regenerative 404: 398: 387:Transmission 333:Power supply 315: 314: 311: 307: 18: 2477:AC electric 2371:DC electric 1980:IRS designs 1915:Broad-gauge 1785:30 December 1495:Tughlakabad 1366:Santragachi 721:August 2024 574:19 May 2000 324:Loco weight 2734:Categories 2653:Mixed type 2485:Mixed type 2379:Mixed type 2173:Mixed type 1723:References 1348:Bondamunda 1307:Vijayawada 1159:Izzatnagar 1028:Samastipur 863:Shed Code 838:pantograph 691:newspapers 627:gear ratio 614:(BLW) and 602:(CLW) for 414:Loco brake 395:Gear ratio 363:Pantograph 87:Build date 50:Power type 2708:Passenger 2700:Dual mode 2665:WCAM-2/2P 2599:WAG-6B/6C 2516:Passenger 2420:Passenger 2231:Passenger 2099:WL (1955) 2094:WL (1939) 1869:"e-Locos" 1836:25 August 1811:25 August 1330:Tatanagar 1288:Lallaguda 1264:Royapuram 1177:Gorakhpur 1075:Ghaziabad 866:Quantity 571:First run 563:All over 517:Operators 470:(WAP-7HS) 465:(WAP-7HS) 303:Axle load 297: in) 266: in) 244: in) 213: in) 195:Wheelbase 181: in) 147:Flexicoil 2645:electric 2337:WDS-3/4C 2320:Shunting 2273:WDG-2/3A 2243:WDP-2/3A 1805:Zee News 1701:See also 1454:Vadodara 1200:Siliguri 1094:Ludhiana 877:Non HOG 795:(ECoR), 759:(SECR), 390:Electric 351:Overhead 275:​ 222:​ 149:Mark IV 54:Electric 1556:Gallery 1010:Barauni 968:Sealdah 803:(NWR), 799:(NER), 791:(ECR), 783:(SWR), 779:(NCR), 767:(WCR), 763:(SER), 751:(SCR), 705:scholar 637:History 618:(PLW). 527:Numbers 475:(WAP-7) 459:(WAP-7) 405:WAP 7HS 316:WAP 7HS 292:⁄ 271:Height: 261:⁄ 239:⁄ 218:Length: 208:⁄ 176:⁄ 162:⁄ 60:Builder 2715:WDAP-5 2686:WCAG-1 2670:WCAM-3 2660:WCAM-1 2629:WAG-12 2624:WAG-11 2594:WAG-6A 2311:WDG-6G 2301:WDG-4G 2206:WDM-3D 2200:WDM-3A 2190:WDM-2G 2165:Diesel 1531:Total 1514:Itarsi 1472:Valsad 1389:Bhilai 1118:Kanpur 950:Howrah 907:Kalyan 787:(SR), 775:(WR), 771:(ER), 755:(CR), 747:(NR), 707:  700:  693:  686:  678:  560:Locale 549:39000+ 541:37001+ 533:30201+ 512:Career 402:72:20 151:bogies 138:Bogies 2679:Goods 2614:WAG-9 2609:WAG-8 2604:WAG-7 2589:WAG-5 2584:WAG-4 2579:WAG-3 2574:WAG-2 2569:WAG-1 2562:Goods 2553:WAP-7 2548:WAP-6 2543:WAP-5 2538:WAP-4 2533:WAP-3 2528:WAP-2 2523:WAP-1 2507:WAM-4 2502:WAM-3 2497:WAM-2 2492:WAM-1 2463:WCG-2 2458:WCG-1 2451:Goods 2442:WCP-4 2437:WCP-3 2432:WCP-2 2427:WCP-1 2411:WCM-6 2406:WCM-5 2401:WCM-4 2396:WCM-3 2391:WCM-2 2386:WCM-1 2357:WDS-8 2352:WDS-6 2347:WDS-5 2332:WDS-2 2327:WDS-1 2306:WDG-5 2291:WDG-4 2266:Goods 2248:WDP-4 2238:WDP-1 2222:WDM-7 2217:WDM-6 2212:WDM-4 2195:WDM-3 2185:WDM-2 2180:WDM-1 1926:Steam 1855:(PDF) 1549:1742 1534:1608 1526:2018 1508:2013 1499:TKDE 1484:2024 1476:BLEE 1466:2016 1458:BRCE 1443:2024 1435:UBLD 1431:Hubli 1425:2019 1417:KJMD 1402:2012 1393:BIAE 1378:2017 1370:SRCE 1360:2018 1352:BNDL 1342:2017 1334:TATE 1319:2021 1311:BZAE 1301:2008 1292:LGDE 1277:2011 1268:RPME 1258:2017 1246:Erode 1235:2023 1227:BGKD 1212:2024 1204:SGUD 1189:2024 1181:GKPL 1171:2023 1163:IZND 1153:2021 1145:GDDX 1141:Gonda 1130:2019 1122:CNBE 1107:2022 1088:2000 1079:GZBE 1064:2016 1055:WATE 1040:2022 1032:SPJD 1022:2021 1004:2000 996:GMOE 992:Gomoh 981:2020 962:2012 954:HWHE 939:2023 930:PADX 920:2019 911:KYNE 901:2010 860:Name 857:Zone 712:JSTOR 698:books 623:WAG-9 565:India 408:70:22 399:WAP 7 308:WAP 7 249:Width 143:Co-Co 119:Gauge 24:WAP-7 2202:(3C) 1838:2012 1813:2012 1787:2017 1537:134 1518:ETE 1461:125 1295:120 1271:104 1250:EDE 1098:LDHE 1082:105 1014:BJUE 972:SDAD 926:Pune 892:AQE 888:Ajni 874:HOG 684:news 584:The 421:and 2068:AWC 2063:CWD 2058:AWE 2053:AWD 1521:89 1505:21 1502:63 1479:45 1420:62 1396:11 1373:22 1355:16 1337:62 1314:64 1298:33 1274:10 1253:76 1230:34 1148:17 1125:84 1101:31 1085:39 1058:71 1035:46 999:46 978:10 975:20 957:89 933:41 914:69 895:66 667:by 552:PLW 544:BLW 536:CLW 435:Air 419:Air 2736:: 2295:4D 2285:3D 2281:3C 2277:3B 2256:4D 2254:, 2252:4B 2124:WW 2119:WV 2114:WU 2109:WT 2104:WM 2089:WG 2084:WP 2037:XS 2032:XT 2027:XP 2022:XH 2017:XG 2012:XF 2007:XE 2002:XD 1997:XC 1992:XB 1987:XA 1971:HT 1966:HG 1961:AP 1956:HP 1951:PT 1946:SG 1941:SP 1829:. 1803:. 1438:5 1399:2 1207:8 1184:6 1166:6 1104:4 1061:5 1017:6 936:1 917:5 898:3 593:AC 590:kV 285:11 169:72 155:72 2297:) 2293:( 2287:) 2283:, 2279:, 2275:( 2258:) 2250:( 1907:e 1900:t 1893:v 1871:. 1840:. 1815:. 1789:. 1767:. 1753:. 1739:. 734:) 728:( 723:) 719:( 709:· 702:· 695:· 688:· 661:. 294:2 290:1 287:+ 263:8 259:1 256:+ 254:4 241:2 237:1 234:+ 232:5 210:8 206:1 203:+ 201:6 178:8 174:7 171:+ 164:8 160:7 157:+ 132:) 128:( 75:, 68:,

Index


Electric
Chittaranjan Locomotive Works
Banaras Locomotive Works
Patiala Locomotive Works
Gauge
5 ft 6 in
Bogies
Co-Co
Flexicoil
bogies
Wheelbase
Axle load
Power supply
Electric system/s
25 kV 50 Hz AC
Overhead
Current pickup(s)
Pantograph
Traction motors
Loco brake
Air
regenerative
Train brakes
Air
Tractive effort
Indian Railways
CLW
BLW
PLW

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