Indian locomotive class WAP-5: Difference between revisions
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| buildmodel = [[SBB-CFF-FFS Re 460|Lok 2000]] |
| buildmodel = [[SBB-CFF-FFS Re 460|Lok 2000]] |
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| builddate = 1995–present |
| builddate = 1995–present |
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| totalproduction = |
| totalproduction = 226 as of January 2022 |
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| uicclass = Bo'Bo' |
| uicclass = Bo'Bo' |
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| gauge = {{RailGauge|5ft6in|lk=on}} |
| gauge = {{RailGauge|5ft6in|lk=on}} |
Revision as of 11:33, 5 January 2022
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The Indian locomotive class WAP-5 is the name of a class of "High Speed" electric locomotives produced and used by Indian Railways. The first 10 locomotives were imported from ABB in Switzerland in 1995. They are supposed to be a variant of the Swiss Lok 2000 (Design concept) and German DB Class 120 (mechanical chassis).
One of the notable features of WAP-5 is regenerative braking. Other notable features of this loco are the provision of taps from the main loco transformer for hotel load, pantry loads, flexible gear coupling, wheel-mounted disc brakes, and a potential for speed enhancement to 200 km/h (120 mph). Braking systems include 160 kN (36,000 lbf) regenerative brakes, loco disc brakes, automatic train air brakes, and a charged spring parking brake.
On 3 July 2014, a WAP-5 set an Indian speed record by hauling a train from Delhi to Agra within 90 minutes at a speed of 160 km/h (99 mph).[2]
The Gatimaan Express and Bhopal Shatabdi trains hauled by WAP-5 locomotives travel at 160 km/h (99 mph) and 150 km/h (93 mph) respectively in the New Delhi - Agra Cantt section.
Locomotive sheds
Zone | Shed Code | Name | Quantity | Introduction | Out of Service |
---|---|---|---|---|---|
Eastern Railway | HWH | Howrah | 33 | 2019 | |
Northern Railway | GZB | Ghaziabad | 125 | 1997 | |
Western Railway | BRC | Vadodara | 66 | 2011 | |
Total Locomotives Active as of 01-12-2021[3] | 224 |
Named locos
- WAP-5 30011 Navodit (GZB)
- WAP-5 30012 Navjagran (GZB)
- WAP-5 30013 Navkirti (GZB)
- WAP-5 30015 Vijay Utkarsh (GZB)
- WAP-5 30044 Gaurav (BRC)
200 km/h Variant
In October 2015, Chittaranjan Locomotive Works rolled out a WAP-5 locomotive (no. 30086) with a gear ratio of 59:35:19 for speed operations up to 200 km/h (120 mph). The control software was also modified accordingly. Another locomotive (no. 30164) was rolled out with aerodynamic cab profile. This is just a trial and not intended for passenger use as the tracks are not supported in major routes.
Head-On Generation (HOG)
A WAP-5 locomotive (no. 30140) with Head-on Generation (HOG) was rolled by CLW in June 2018. In this locomotive, the hotel load converter has been accommodated in the same cubicle of traction converter. More locomotives of this type will be rolled out in future.
Power upgrade to 6000 HP
In March 2018, CLW rolled out a WAP-5 locomotive (no. 30136) with an enhanced power output of about 4,500 kilowatts (6,000 hp). Modifications were carried out in the control software. Based on successful trials, the Indian Railways decided to proliferate the modification on all WAP-5 locomotives.
Tejas Express push-pull version
Two WAP-5 locomotives (no. 35012 and 35013) were given a single-cab design and an aerodynamic profile. One locomotive will be placed on each end of the train to utilize a push-pull configuration for future Tejas Express services. The two locomotives have a power output of 6,000 horsepower (4,500 kW) and will have a maximum speed of 160 kilometres per hour (99 mph). These locomotives were inaugurated on October 2020.[4]
Liveries
- The most common livery for WAP-5 locomotives is white, black and a twin red band.
- In 2014, Amul Milk made a contract with Vadodara Shed to apply wrap advertising on 20 Vadodara-based WAP-5 locomotives.
- WAP-5 locomotives based at Electric Loco Shed, Ghaziabad have large P-5 decals on the sides.
- Another wrap advertising for Fortune Edible Oils was released by Vadodara (BRC) Electric Loco Shed with locomotive no. 30081.
- The Tejas WAP-5 with the same livery as the Tejas Express.
Gallery
-
Howrah based HOG equipped WAP-5 (35010)
-
BRC based WAP-5 in Fortune Edible Oils advertisement
-
GZB based Aerodynamic WAP-5 (30164)
-
GZB based WAP-5 (30012) named "Navjagran"
-
HOG-equipped WAP-5 (35009) from HWH ELS
-
Vadodara based Amul advertised WAP-5 locomotive.
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GZB WAP 5 with Sampark Kranti Express
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HOG equipped WAP-5 (30165) from GZB ELS
-
BRC based Amul advertised WAP-5 locomotive
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Habibganj - New Delhi Shatabdi Express arriving Habibganj with GZB WAP-5
-
GZB WAP-5 resting at Pitline
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A WAP-5 hauling the Bhopal Shatabdi Express
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A BRC based WAP-5 twins towards BRC ELS
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HWH based WAP-5 at Howrah Jn.
Technical specifications
Specifications are as follows:[5]
General Information | |
---|---|
Gauge | Broad gauge 1,676 mm (5 ft 6 in) |
Line voltage | 25000 V |
Type of current | Alternating Current (AC) |
Axle load | 19.5 tonnes (19.2 long tons; 21.5 short tons) |
UIC classification | Bo-Bo |
Length over head-stocks | 16,880 mm (55 ft 4+5⁄8 in) |
Length over buffers | 18,162 mm (59 ft 7 in) |
Bogie wheel base | 2,800 mm (9 ft 2+1⁄4 in) |
Wheel base | 13,000 mm (42 ft 7+3⁄4 in) |
Body width | 3,142 mm (10 ft 3+3⁄4 in) |
Cab length | 2,434 mm (7 ft 11+7⁄8 in) |
Pantograph locked down height | 4,237 mm (13 ft 10+3⁄4 in) |
Bogie center distance | 10,200 mm (33 ft 5+5⁄8 in) |
Height over pantograph | 4,237 mm (13 ft 10+3⁄4 in) |
Body width | 3,142 mm (10 ft 3+3⁄4 in) |
Coupling | Central Buffer Couplers (CBC) |
Surface | corrugated or plain |
Traction motors | |
Type | 6FXA 7059 3-phase asynchronous motors, 1,166 kW (1,563 hp), 2180 V, 370 A continuous, 396 A for 1 hr, 540 A max, 1585 rpm continuous, 3174 rpm max, Weight 1990 kg. Forced-air ventilation, partly suspended. Torque 6930/10000 N-m. 96% efficiency. |
Make | ABB |
Traction motors insulation | Class 200 |
Traction Motor's Short Time Overload Rating | 1150 kW, 1540 V, 540 A, 1107 rpm |
Traction Motor's 1 hour rating | 1150 kW, 2044 V, 396 A, 1485 rpm |
Traction Motor's Continuous Rating | 1150 kW, 2180 V, 370 A, 1585 rpm |
Number of Traction Motors | 4 |
Gear Ratio | 67:35:17 (160 km/h or 99 mph) 59:35:19 (200 km/h or 120 mph) |
Transformer | |
Type | ABB LOT-7500/LOT-7775: {7475 kVA/7775 kVA, 25 kV, 299A-primary/311A}-primary, {4x1269 V, 4x1450 kVA, 4x1142 A}-secondary, {1000 V, 334 kVA, 334 A}-Auxiliary, {960 V, 2x622.5 kVA, 2x648 A}- Hotel Load and {1154 V, 400 kVA, 347 A}-Filter |
Transformer Insulation | Class A |
Make | ABB, HI VOLT, BHEL |
Weight | 10000 +/-3% kg |
Power Converter | |
Number of converters | 2 |
Semiconductors | GTO thyristors / IGBT |
GTO |
Type : UW-2423-2810 |
IGBT | IGBT type 5SNA 1200G450300 2105 kW, individual axle control configuration, MITRAC software, water cooled. Newer locomotives have IGBT based propulsion system. |
Hotel Load Converter** | |
Make | Siemens / Medha / ABB |
Rating | 2x500 kVA |
Voltage | 750 V +/- 5%, 3 phase |
Bogie | |
Type | Bo-Bo Henschel Flexifloat bogies with quill drive.
Bogie center distance 10,200 mm (33.5 ft); bogie wheelbase 2,800 mm (9.2 ft)
|
Drive Arrangement | Gear coupling and 3-stage gears |
Design | 2-axle fabricated |
Primary suspension | coil |
Secondary suspension | coil |
Pantograph | |
Type | Two Stone India (Calcutta) AM-92, Two WBL-85, Two Schunk for the imported locomotives. |
Pantograph Weight | 231 kg |
Other information | |
2 FLAKT ABB Traction Motor Blowers | 3.6 cubic meter per sec |
Landert Traction Motor Blower Motor | 3 phase, 415 V, 50 Hz, 2930 rpm, 25 kW |
200L55-RFXH2A-01 Traction Motor Blower Motor Insulation | Class F |
2 Oil Cooler Blowers | 8.8 cubic meter per sec |
Landert Oil Cooler Blower Motor | 3 phase, 415 V, 50 Hz,2930 rpm, 25 kW |
200L55-RH2A Oil Cooler Blower Motor Insulation | Class F |
2 Howden Safanco Scavenge Blowers for Traction Motors and Oil Cooler Blower | 0.664 cubic meter per sec |
Landert Scavenge Blower Motor for Traction Motors and Oil Cooler | 3 phase, 415 V, 50 Hz, 2850 rpm, 3 kW |
100L28-R2C Scavenge Motor Blower Motor Insulation | Class H |
2 Transformer Oil Pumps by Plumeliaz | 1000 liters per minute |
Landert Transformer Oil Pump Motor | 3-phase, 415 V, 50 Hz, 2850 rpm, 4.7 kW |
112M-2B type Transformer Oil Pump Motor Insulation | Class F |
2 Converter Oil Pumps by Plumeliaz | 960 liters per minute |
Converter Oil Pump Motor by Landert | 3-phase, 415 V, 50 Hz, 2860 rpm, 11 kW |
112M-2F type Converter Oil Pump Motor Insulation | Class F |
2 Main Compressors by D&M | 1 kg/cm2 |
Main Compressor Motor by Landert | 3-phase, 415 V, 50 Hz, 730 rpm, 15 kW |
200155-RPAH8B Main Compressor Motor Insulation | Class H |
2 Machine Room Blower by Flakt and ABB | 1 cubic meter per sec. |
Machine Room Blower Motor by Landert | 1-phase, 415 V, 50 Hz, 2830 rpm, 2.6 kW |
132M-RFXHE2C type Machine Room Blower Motor Insulation | Class F |
Scavenge Blower for Machine Room Blower by Howden Safanco | 0.1 cubic meter per sec. |
Scavenge Blower Motor for Machine Room Blower by Landert | 1-phase, 415 V, 50 Hz, 2910 rpm, 0.75 kW |
9DL24-RE2C type Scavenge Blower Motor for Machine Room Blower Insulation | Class F |
Auxiliary Compressor by D&M and Bristol | 141.6 ft per min., 7.03 kg per cm2. |
Auxiliary Compressor Motor by D&M | 110 VDC, 1450 rpm, 75 kW |
Battery by Saft Nife | 110 V, 199 AH, NiCd (SAF-39 SBL199) |
** Hotel load converter to be introduced soon.
Performance
WAP-5 (5440 HP) has the following capacity for ICF coaches in tonnes:
Gradient | Start | 20 km/h | 30 km/h | 40 km/h | 50 km/h | 60 km/h | 70 km/h | 80 km/h | 90 km/h | 100 km/h | 110 km/h | 120 km/h | 130 km/h | 140 km/h | 150 km/h | 160 km/h |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Level | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1470 | 1230 |
1 in 500 | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1470 | 1250 | 1065 | 910 |
1 in 200 | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1350 | 1160 | 995 | 860 | 745 | 645 |
1 in 150 | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1310 | 1125 | 970 | 840 | 730 | 635 | 550 |
1 in 100 | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1500+ | 1460 | 1325 | 1125 | 970 | 840 | 730 | 635 | 555 | 480 | 420 |
1 in 50 | 1010 | 980 | 965 | 955 | 940 | 865 | 780 | 710 | 610 | 525 | 455 | 400 | 345 | 305 | 265 | 230 |
Average weight of an ICF coach is 55 tonnes.
See also
References
- ^ http://irfca.org/apps/locos/list?page=3&shed_id=25
- ^ "200 km in 90 mins: Delhi-Agra high speed train sets new speed record". The Economic Times. 3 July 2014. Retrieved 10 July 2014.
- ^ "e-Locos".
- ^ "New Aerodynamic 160 kmph WAP-5 Locomotives Flagged Off At CLW". www.railpost.in. 2 October 2020. Retrieved 27 December 2020.
- ^ "Indian railway fan club".