SwitchesSection - 2010:SwitchesSection_v2 - 2005 8/6/10 17:15 Page 182 SWITCHES Low Profile Brass Chrome Plated Vandal Resistant FRONT PANEL MOUNTING ᔢ ᔢ ᔢ ᔢ Front Panel Sealed to IP66 28mm diameter S.P.C.O. Microswitch 5A, 250Vac ᔢ ᔢ ᔢ ᔢ Front Panel Sealed to IP66 21mm diameter S.P.C.O. Microswitch 5A, 250Vac ᔢ ᔢ ᔢ ᔢ Front Panel Sealed to IP68 21.5mm diameter S.P. Push to Make 1A, 50Vac/dc MPB038 Sealed to IP66 FRONT PANEL MOUNTING MPB031 Sealed to IP66 FRONT PANEL MOUNTING SWITCHES MPB037 Sealed to IP68 Specification MPB038 MPB031 MPB037 Terminations: Solder Tags Solder Tags Screw Terminals Switching: S.P.C.O. Momentary Action (Microswitch) S.P.C.O. Momentary Action (Microswitch) S.P. Push to make Momentary action Max. Rating: 5A, 250Vac. 2A, 28Vdc 5A, 250Vac 2A, 28Vdc 1A, 50Vac/dc Contact Resistance: <10mΩ <10mΩ <10mΩ Insulation Resistance: >103 MΩ. >103 MΩ >105 MΩ Dielectric Strength: >2.0kVac >2.0kVac >1.0kVac Operating Temp. Range: –20˚C to +70˚C –20˚C to +70˚C –20˚C to +70˚C Sealing (Front of panel only): Protection Classification: IP66 EN60529 1992 (Micro switch not sealed) Protection Classification: IP66 EN60529 Protection Classification: IP68 EN60529 1992 (Micro switch not sealed) 1992 (Terminals not sealed) Operations Mechanical: Electrical: 1,000,000 (min) 35,000 (min) 1,000,000 (min) 30,000 (min) 1,000,000 (min) 35,000 (min) Operating Pressure: 12.5N (typ) 4.7N (typ) 7.5N (typ) Rear Nut Fixing Torque: 1.13Nm 0.57Nm 0.57Nm Materials Mouldings: Tags/Terminations: Switch Body & Button: Glass Filled Nylon Brass, Tin Plated Brass, Chrome Plated Glass Filled Nylon Brass, Tin Plated Brass, Chrome Plated Glass Filled Nylon Brass, Silver Plated Brass, Chrome Plated Contacts: Fine Silver Fine Silver Brass, Silver Plated, Silver Thread size: 1.0" x 26TPI 0.747" x 26TPI 0.747" x 26TPI RoHS Compliant Compliant Compliant 182 www.elektron-bulgin.com