Motorised Variac

Ours is an eminent organization, engaged in manufacturing & supplying Motorised Variac. Applicable in auditoriums, conference halls, rectifiers, hotels, testing instruments, welding equipment, battery chargers and laboratories, these transformers are widely appreciated. Without making any sort of compromise with the quality of the products, we have mustered huge client-base across the globe.

Some of the salients features of "COSMO" Autotransformers are.
» Continuously Varable output voltage
» Silver plated track of carbon brush
» High grade carbon brush
» Easy replacement of carbon brush
» Extremely low magnetising current (about 25 of rated load)
» Mechanically rugged design
» Almost no maintenance required
» Capacities upto 40 amps in air cooled version
» conforming to IS:5142-1969


Pure Copper: 99.9%
Spare carbon Brushes: HighUp to 28 Amp
Range Rating: 4 Amp. To 1200 Amp
Rating: 4 Amp To 1200 Amp
Capacity: 4 to 1200 Amp
Operating Voltage: 240 Volt Ac in Single
Phase system: 415 Volt Ac in Three Phase system
Output Voltage (Variable): 0 Volt-270 Volt in Single Phase System
System: 0 Volt-to 470 Volt in Three phase
Operating Temperature: 0-45 C
Load losses: 5 to 7 % at full Load