hi, i have 6 ir heater with 480V 1000W , and i want to wiring up with star or delta connection ...... but i dont know how to do it , can anybody teach me about how to make it work ?

thanks

 

Can you provide more information about the heater?
Whats its part number?

Have a look here, it may help you:

http://www.allaboutcircuits.com/vol_2/chpt_10/5.html