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MRB12B-AC Datasheet(PDF) 2 Page - Nihon Kaiheiki Industry Co. Ltd. |
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MRB12B-AC Datasheet(HTML) 2 Page - Nihon Kaiheiki Industry Co. Ltd. |
2 / 5 page NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com 03-07 Miniature PCB Process Sealed Rotaries Series MRB General Specifications Electrical Capacity (Resistive Load) Logic Level: 0.4VA maximum @ 28V AC/DC maximum (Applicable Range 0.1mA ~ 0.1A @ 20mV ~ 28V) Note: See Supplement Index to find explanation of operating range. Other Ratings Contact Resistance: 80 milliohms maximum Insulation Resistance: 100 megohms minimum @ 500V DC Dielectric Strength: 500V AC minimum for 1 minute minimum Mechanical Life: 30,000 operations minimum Electrical Life: 10,000 operations minimum Operating Torque: 0.04Nm average Contact Timing: Nonshorting (break-before-make) Indexing: 45° for On-On-On & 90° for On-None-On Materials & Finishes Shaft: Brass with nickel plating Bushing: Zinc alloy with nickel plating Frame/Bracket: Steel with tin plating Movable Contacts: Beryllium copper spring with gold plating Stationary Contacts: Copper with gold plating Terminals: Brass with tin plating Base: Polyamide Environmental Data Operating Temperature Range: –10°C through +70°C (+14°F through +158°F) Humidity: 90 ~ 95% humidity for 96 hours @ 40°C (104°F) Vibration: 10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range & returning in 1 minute; 3 right angled directions for 2 hours Shock: 50G (490m/s2) acceleration (tested in 3 right angled directions, with 5 shocks in each direction) Installation Mounting Torque: .686Nm (6.08 lb•in) Cap Installation Force: 19.6 ~ 29.4N (4.41 ~ 6.61 lbf) PCB Processing Soldering: Wave Soldering Recommended: See Profile B in Supplement section Manual Soldering: See Profile B in Supplement section Cleaning: Automated cleaning. See Cleaning specifications in Supplement section. Standards & Certifications UL Recognition The MRB Series rotaries have not been tested for UL recognition or CSA certification. or CSA Certification: These switches are designed for use in a low-voltage, low-current, logic-level circuit. When used as intended in a logic-level circuit, the results do not produce hazardous energy. |
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