Jyoti Limited

Rotating Electrical Machines     

Construction Details        Quality AssuranceTesting 

Alternators (A. C. Generators)

Range of JYOTI Alternator
kVA 30 to 11300 KVA
Excitation System CT-CHOKE, BRUSH-LESS
Voltages 415V, 3.3kV, 6.6 kV 11 kV
No. of Poles 4, 6, 8, 10, 12, 14, 16
Frequency 50,60,150,400 Hz.
Prime Movers Diesel Engine
Hydro Turbine
Steam / Gas Turbine
Wind Turbine
Enclosures

IP-21, IP-22, IP-23, IP-44, IP-54, IP-55
Construction Horizontal, Vertical, Foot / Raised Feet Mounted
Cooling System SPDP, CACA, CACW
No. of Phases 3
Class of Insulation B or F or H
Shaft Extension Cylindrical / Flange
Altitude
Bearing System
Voltage Regulation
Voltage Adjustability
Droop Adjustability		 Less than 1000 M
Single or Double 
+/-0.5 to 2.5%
+/- 5%, +/- 10%
Upto 5%
Accessories
  1. Space Heaters
  2. Winding RTDs / Thermocouples
  3. Bearing RTDs
Special Generator for
  1. Welding loads
  2. Heavy duty motor starting
  3. Lift loads
  4. Thyrister loads

5.4MV/11kv/8 Pole Generator for steam turbine application

 

            2000kW/8 Pole/3.3 kV Hydel Generator
       undergoing testing

 Range of JYOTI Hydro Generators
LT 50 kW to 8000 kW (Synchronous / Induction)
HT 250 kW to 8000 kW (Induction)
500 kW to 8000 kW (Synchronous)

Copyright © 2004 Jyoti Ltd.