Hi Gemm3
All the information you need about passenger rights in case of a delay can be found here: Passenger rights
You can also get in touch with our railservice for more details about your purchase and refund request on +41 848 44 66 88 (CHF 0.08/min.) or if this number doesn’t work try please +41 51 225 78 00.
Have a nice day. EllenvS.