0
15kviews
Compare R, RC and UJT Triggering
1 Answer
| written 6.5 years ago by |
| Sr .No. | Parameter | R Triggering | RC Triggering | UJT Triggering |
|---|---|---|---|---|
| 1 | Firing angle | Can vary From 0 to $90^0$ | Can vary From 0 to $180^0$ | Can vary From 0 to $180^0$ |
| 2 | Cost | Less | More | Costlier than RC Circuit |
| 3 | Type of triggering | AC gate triggering | AC gate triggering | Pulse triggering |
| 4 | Synchronization with AC mains | Yes | Yes | NO |
| 5 | Isolation between control and power circuit | Not provided | Not provided | Provided, because of use of pulse transformer |
| 6 | Firing of multiple SCRs | Not possible | Not possible | Possible,because of use of pulse transformer |