PCB Mount 230Vac Primary VC/VCM Series Single and twin secondary windings for series or parallel connection Vacuum resin moulded to UL94-V0 rating Low inter-winding capacitance Low radiated noise 100% electrical and flash tested Extra fixing points for secure board mounting (25 VA and 36 VA) Selection Guide VA Rating Pin configuration (mm) P1 S1 S2 A 3.2VA 20 10 5 25 5VA 25 15 5 25 10VA 25 15 5 27.5 16VA 30 20 5 30 Selection Guide VA Rating Fixing centres (mm) Pin configuration (mm) C1 C2 P1 S1 S2 A 25VA 72.5 43.5 30 20 5 32.5 36VA 77.5 47.5 35 20 5 35 50VA 82 37.5 35 15 - 35 Isolation Primary to Secondary 5kVac Secondary to Secondary 250Vac Protection Class 2 Insulation Class B (130°C) Pin Length x Diameter 5mm x 0.8mm Max. Ambient Temperature 3.2VA +60°C,5VA +50°C, 10 to 36VA +40°C Note To conform to VDE 0550,UL506 all transformers with 2 x 24V outputs should not have their secondaries connected in series. Standards EN 61 558 IEC 61558 Approvals ENEC, UL recognised Approvals VDE; UL Standards EN 61 558; IEC 61558