CROMPTON GREAVES has successfully developed & supplied state of the art permanent magnet type Brush less DC Carriage fans for EMU and Coach application. These fans offer following advantages:

• Higher air delivery giving extra comfort to commuters.
• Low power consumption and high efficiency.
• Light weight.
• Low Noise.
• No starting uncertainty.
• Long life.
• Maintenance free.
• No EMI & Brush sparks suitable for fireproof coaches.

CROMPTON GREAVES SUPPLY FOLLOWING TYPE OF AUXILIARY MACHINES FOR LOCOMOTIVES TO INDIAN RAILWAYS :

• 35 HP 2 Pole Traction Motor Blower Motor.
• 30 HP 4 Pole Transformer Motor Blower Motor
• 14 HP 6 Pole Compressor Motor.
• MVMT Traction Motor Blower
• MVRH Transformer Cooler Blower.
• 120 kVA Arno converter to convert single phase to 3 phase power for Auxiliary supply.

CROMPTON GREAVES is established as a reliable supplier of complete electrics for self propelled Rolling Stock, Diesel Electric Multiple Unit (DEMU & HHP DEMU), Diesel Electric Tower Car (DETC), Jet Deflector Carrier Car (JDCC).

The supply of electrics include the following sub assemblies :

• Traction Alternator
• Traction Motor
• Control Gear
• Equipment for Driver Control Cabinet
• Associated Equipment like Alternator for Auxiliary supplies, Rectifier etc.
• Crompton Greaves can also supply Electrics for Diesel Electric Shunting Locomotives (Shunters) and Tower Wagons (TW).

CROMPTON GREAVES manufactures wide range of traction Alternators for Rolling Stock application.

The range of traction Alternators designed and manufactured are as under :

• C1002TA - Traction Alternator of CGL design for 700 HP Broad gauge Diesel Electric Multiple Unit (DEMU) and Diesel Electric Tower Car (DETC).
• C1012TA Traction Alternator of CGL design for 1400 HP Broad gauge Diesel Electric Multiple Unit (HHP DEMU).
• C1014TA- Traction Alternator of General Motor - EMD design for Diesel Locomotive -4000 HP with 3 phase drive.
• C1009TA - Traction Alternator of CGL design for 700 HP/ 350 HP/ 275 HP Broad gauge Diesel Electric Tower cars with under-slung power-pack mounting.
  

CROMPTON GREAVES manufactures wide range of traction motors along with mounting accessories for Rolling Stock application.

The range of traction machines designed and manufactured are as under:

DC TRACTION MOTORS

• HS15250A - Traction Motor of Hitachi design for 25 kV AC Electric Loco.
• TAO 659 -Traction Motor based on original Alstom design for 25 kV AC Electric locos.
• TM7362A - Traction motor of CGL design for high speed passenger & mixed traffic 3100 HP Diesel Electric Locomotives.
• TM2141A - Traction Motor of CGL design for 700 HP Broad gauge Diesel Electric Multiple Unit (DEMU) and Diesel Electric Tower Car (DETC).
• C1005TM Traction Motor of CGL design for 1400 HP Broad gauge Diesel Electric Multiple Unit (HHP DEMU).
• SE208, SE189 & SE211 Traction Motor of based on original Toshiba design for Tram / Metro application.

AC TRACTION MOTORS

• 6FRA6068 - 3 Phase Traction Motor of ABB design for 25 kV AC - 6000 HP Electric loco with 3 phase drive.
• 6FRA7059 - 3 Phase Traction Motor of ABB design for 25 kV AC - 6000 HP Electric loco with 3 phase drive.
• C1004TM - 3 Phase Traction Motor of CGL Design for Diesel Electric Locomotive -4000 HP with 3 phase drive.

CROMPTON GREAVES SUPPLY FOLLOWING TYPE OF ALTERNATORS FOR COACHES TO INDIAN RAILWAYS :

• 4.5 kW Brush less Alternator for 110 V Train lighting system.
• 25 kW Brush less Alternator for 110 V Air-conditioning system.
• 3 kW Brush less Alternator for 24 V / 110 V Train Lighting System.

CROMPTON GREAVES is supplying Power Electronic equipment for Electric Locomotives and coaches.

Crompton Greaves was selected as a Indian TOT partner and was given the technology to manufacture the following Power Electronic equipment for use on 25 kV AC Broad Gauge Electric locomotive with 3 phase AC Drive.

• Power Converter to feed power to 3-phase traction motors.
• Auxiliary Converter to feed power to the auxiliary machines of loco.
• Control Electronic equipment for electronic controls of locomotives.
• Crompton Greaves has also successfully developed and supplied Static Inverters - 25 kVA rating to feed 3 phase power to roof mounted AC package unit used in the air conditioned coaches. The Inverter converts 110 V DC input from Alternators / battery power to 415 V AC 3-Ph 50 Hz.

ELECTRIC POINT MACHINES

CROMPTON GREAVES offers Power operated Electric Point machines to fulfill the strict requirement of safety and reliability for operation of points. The Point machines are self contained, easy to install and require minimum maintenance under operating conditions.

The range includes :

• 110 V DC, Non trailable, low thrust (450 kg), 143 mm stroke Point machine.
• 110 V DC, Non trailable, high thrust (700 kg), 143 mm stroke Point machine.
• 110 V DC, Non trailable, 220 mm stroke Point Machine to operate high speed turnouts TWS 60 kg & TWS 52 kgs with external clamp point locks.

All Point machines manufactured by Crompton Greaves use high grade material, well proven components with superior finish techniques. This ensures reliable operation and long service in the hostile track side environment.

Crompton Greaves can also develop and supply Point machine to suit any specific requirement / specification.

LEADERS IN RAILWAY SIGNALLING EQUIPMENT

CROMPTON GREAVES offers a wide range of 'Q' Series Railway Signaling relays to meet various type of signal circuit application as Route Relay Interlocking, Panel Interlocking, Automatic Signaling, Point operations, Track circuiting etc. . Relays are manufactured as per the design of Westinghouse UK. All Relays are

• Miniature Plug-in Relays
• Metal to Carbon contacts
• Conforms to BR/BS/IRS Specifications
• Approved by RDSO. Indian Railways

PLUG IN TYPE RELAYS ( Photograph of Q series relays, photograph of relay mfrg. Set up)

• QN1 - DC Line Relay to BRS 930
• QNA1 - DC AC immune Line Relay to BRS 931A
• QT2 - DC Track Relay to BRS 938 A
• QTA2 - DC AC Immune Track Relay to BRS 939A
• QS3 - DC Neutral Line Sensitive Relay to BRS 930
• QSPA1 - DC Slow pick up AC Immune Relay to BRS 933 A
• QSRA1 - DC Slow Release AC Immune Relay to BRS 934 A
• QBCA1 - DC Biased AC Immune Point Contactor Relay BRS 943 & 966 F4
• QBA1 - DC Biased AC Immune Line Relay to BRS 932 A
• QBBA1 - DC Twin Line Relay to BRS 961
• QL1 - DC Magnetically Latched Relay to BRS 935 A
• QNN1 - DC Twin Line Relay to BRS 960.
• QNNA1 - DC Twin AC Immune Relay to BRS 966 F6.
• QECR2 - DC LED Signal Lamp Proving Relay (Universal Aspect to IR Spec.
• QECX61 - AC LED Signal Lamp Proving Relay (Universal Aspect to IR Spec.
• QECX51 - AC Lamp Proving Relay ON Aspect to BRS 941 A
• QECX52 - AC Lamp Proving Relay OFF Aspect to BRS 941 A
• QECX53 - AC Lamp Proving Relay SHUNT Aspect to BRS 942
• Qucx1 - AC Lamp Proving Relay ROUTE Aspect to BRS 942.
• QNHX1 - AC (110V, 50 Hz) Neutral line slow release Relay to BRS 966 F7.
• QNHXC1 - AC (110, 50 Hz) Neutral line Contactor Relay to BRS 966 F7
  

CROMPTON GREAVES SUPPLY FOLLOWING TYPE OF SWITCHGEARS TO INDIAN RAILWAYS :

Circuit Breaker / Interrupter for Railway Electrification

• 25 kV SF6 Gas Interrupter
• 25 kV SF6 Gas Circuit Breaker
• 66 kV SF6 Gas Circuit Breaker
• 132 kV SF6 Gas Circuit Breaker
  

CROMPTON GREAVES SUPPLY FOLLOWING TYPE OF SWITCHGEARS TO INDIAN RAILWAYS :

Lightening Arrestor for Railway Electrification

• Gapless type Zinc Oxide Lightening Arrestor of 42 kV, 60 kV, 96 kV, 120 kV & 198 kV
• Lightening Arrestor for Locomotives
• 39 kV Lightening Arrestor
• Surge Arrestor for Transformer (ETTFP)
• Surge Arrestor for Battery protection (LTBA)
• Surge Arrestor for Transformer Auxiliary Winding
  

CROMPTON GREAVES SUPPLY FOLLOWING TYPE OF TRANSFORMERS TO INDIAN RAILWAYS :

Loco Transformer of following rating:

• 5400 kVA Foil Wound
• 3900 kVA Foil Wound
• 6500 kVA for 3-phase Loco
• 7500 kVA for 3-phase Loc

CROMPTON GREAVES SUPPLY FOLLOWING TYPE OF TRANSFORMERS TO INDIAN RAILWAYS :

Trackside Traction Transformer of following rating :

• 66 / 27 kV, 21.6 MVA
• 110/27 kV, 21.6 MVA
• 132/27 kV, 21.6 MVA
• 220/27 kV, 21.6 MVA
• EMU Transformer