To amplify what nick14 has said
From Annex III to Commission Regulation (EU) No 1178/2011:
C. ACCEPTANCE OF CLASS AND TYPE RATINGS
1. A valid class or type rating contained in a licence issued by a third country may be inserted in a Part-FCL licence provided that the applicant:
(a) complies with the experience requirements and the prerequisites for the issue of the applicable type or class rating in accordance with Part-FCL;
(b) passes the relevant skill test for the issue of the applicable type or class rating in accordance with Part-FCL;
(c) is in current flying practice;
(d) has no less than:
(i) for aeroplane class ratings, 100 hours of flight experience as a pilot in that class;
(ii) for aeroplane type ratings, 500 hours of flight experience as a pilot in that type;
(iii) for single-engine helicopters with a maximum certificated take-off mass of up to 3 175 kg, 100 hours of flight experience as a pilot in that type;
(iv) for all other helicopters, 350 hours of flight experience as a pilot in that class.