Safety relay OA / OW 5669 according to EN 50 205, IEC/EN 60 255, IEC 60 664-1 with positively driven contacts wash proof model as option double and reinforced insultaion between contact sets according to EN 50 178 low rated power consumption high mechanical service life compact size, small height Approvals: UL, CSA, TÜV approval: R 9012316 Applications: ZH1/457 press controls Switchgear for safety technology OA / OW.