ROTARY SWITCH SPECIFICATION The rotary switch module is certified by UL Demko to EN61058-1 with Cenelec Certification Agreement (CCA) and the 1A contact rating is only available when mounted on the ECO potentiometer. NOTE This is a European and NOT an American certification. 1A Contact Rating: Note: The 1A contact rating is NOT available for mounting on the P16 or P20 potentiometer. • • • 1A/250Vac 2.5A/12Vdc Surge rating (0.01 seconds): 20A Contact gap: 3mm (Full mains separation of contacts) 4A Contact Rating: • • • • 4A/250Vac 10A/12Vdc Surge rating (0.01 seconds): 80A Switch contacts: Silver tin oxide Contact gap: 2mm (Micro disconnection of switch - micro separation of contacts) COMMON features: Housing material: Glass filled polyester (UL 94 VO) Initial contact resistance: 20 milliohms Insulation resistance: 50,000 Megohms Life (operations at full load): 10,000 minimum Operating temperature: -25°C to +70°C Operating torque: 4.0 cN.m maximum Mechanical rotation: 300° Proof voltage: 3kV minimum ROTARY SWITCH TERMINALS Layout Diagram as viewed on the rear of the switch module: (Potentiometer terminals at the bottom) Configuration SPST (1S) - Single pole, Single throw DPST (1S) - Double pole, Single throw SPDT (2S) - Single pole, Double throw: (NOT certified) DPDT (2S) - Double pole, Double throw: (NOT certified) Notes 1. Moving contact(s) shown when the potentiometer shaft is in a counterclockwise (CCW) position. 2. 'Ordinary Wiring'(OW) or 'Printed Circuit'(PC) terminals can be requested on the switch. 3. Terminals 1 and 3 are only fitted for the DT ('2S' or 'CH') versions which are NOT UL Demko certified. This information is supplied in good faith but the customer is politely reminded that it is their responsibility to check the suitability of our products for their particular application. Please note that all dimensions are for reference purposes only and, as it is the Company's policy to continuously improve our products, we reserve the right to incorporate changes without notice.