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S421T Datasheet(PDF) 5 Page - Nihon Kaiheiki Industry Co. Ltd. |
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S421T Datasheet(HTML) 5 Page - Nihon Kaiheiki Industry Co. Ltd. |
5 / 10 page NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com 05-08 Medium/High Capacity Standard Size Toggles Series S GENERAL SPECIFICATIONS FOR S31 ~ S49 Electrical Capacity (Resistive & Inductive Load) Power Level: Shown in the following tables Other Ratings Contact Resistance: 10 milliohms maximum Insulation Resistance: 1,000 megohms minimum @ 500V DC Dielectric Strength: 2,000V AC minimum for 1 minute minimum Mechanical Life: 50,000 operations minimum Electrical Life: 25,000 operations minimum Angle of Throw (α): Shown on following tables Materials & Finishes Toggle: PBT resin for flatted lever; brass with chrome plating for all others Bushing: Brass with chrome plating Case: Phenolic resin Case Cover: Steel with chromate plating over zinc plating Movable Contactor: Copper with silver plating Movable Contacts: Silver alloy capped on copper with silver plating Stationary Contacts: Silver alloy capped on copper with silver plating Terminals: Brass with silver plating Environmental Data Operating Temp Range: –10°C through +70°C (+14°F through +158°F) Installation Mounting Torque: 2.94Nm (26 lb•in) for double nut Maximum Panel Thickness: Shown beneath panel cutout in switch dimension drawings Soldering Time & Temperature: Manual Soldering: See Profile A in Supplement section. Standards & Certifications UL Recognized: Designated with UL recognized symbol beside part numbers on following pages. See Supplement section to find UL rating details. UL File No. WOYR2.E44145 Add “/U” to end of part number to order UL mark on switch. C-UL Recognized: Designated with C-UL recognized symbol beside part numbers on following pages. See Supplement section to find C-UL rating details. C-UL File No. WOYR8.E44145 Add “/C-UL” to end of part number to order C-UL mark on switch. CSA Certified: Designated with CSA certified symbol beside part numbers on following pages See Supplement section to find CSA rating details. File No. 023535-0-000 Add “/C” to end of part number to order CSA mark on switch. |
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