2 Feb
2009
2 Feb
'09
2:27 p.m.
Matthew Poole wrote:
They have to do the work at some time, and it sounds like they had n+1 right up until the point that the n tripped out the +1. Stuff.co.nz wrote:
Transpower spokeswoman Adele Fitzpatrick said full restoration was expected by 5pm. She said one of the three transformers was out of action due to routine maintenance. The other two were handling the load until a malfunction in one of them cause the third to trip.
In other words, they *had* n+1, then took it down to n+0 while they worked on their +1, and then they had a fault.