This will depend on when you request it.
If within the first 2 weeks: yes.
If after that, but before the Pledge Manager is released: Yes but note that the refund will be minus KS fee (approx 10%)
If after the Pledge Manager, but before production starts: Yes but note that the refund will be minus KS fee (approx 10%) and and PM charge of £2
If after production starts: No
This project is being funded in GBP and any refunds processed will be in GBP for the exact amount received in GBP, excluding any applicable fees depending on the time of the refund being processed.