INES 0 |
LEAK FROM FUELLING MACHINE |
Refuelling of channel B-12 was in progress. While boxing up heavy water leak developed from South fuelling machine tail side. About 600 kg heavy water escaped.
BASIS FOR RATING: 1. The event could have resulted in small LOCA.
2. It was a failure of mechanical seal which is in expected category.
3. Safety system availability was full.
4. The event is categorized in 0 category.
DIFFICULTIES IN RATING: None.
Event date: Mon, 08-04-1991