... full load and 230VACWithstand voltage I/P-O/P 3KVAC,I/P-FG 1.5KVAC,1minuteWorking temperature -20-50°C 100% 70°C 50%DC OK signal Open ... collectorDC OK relay contact(40-60W)Safety standards UL508,TUVEN60950-1.EMC standards EN55022D class B,EN61000 ... -3-2,EN61000-4-2,3,4,5,6,8,11,ENV50204Connection I/P 3 poles,O/P ...