Miniature Pushbutton with Splashproof Boot Series MB2000 MB2065VA001 Bushing Mount Single Pole Solder Lug Dimensions in mm/inch PANEL CUTOUT (1.1) x (2.0) Typ (0.8) Typ 1/4-40 Thd .043 x .079 .031 (0.8) .031 Keyway 3 (4.7) Typ 2 (5.8) (9.0) Dia .185 COM (13.0) .228 .354 .512 (2.5) (6.5) Dia .098 (2.9) 1 .256 (0.6) .114 (0.5) .024 .020 (3.5) .138 (4.5) .177 Panel Thickness: (7.9) (4.7) (8.5) (21.0) (2.0) .311 .185 .335 .827 .079 .134 (3.4mm) Maximum BASE SWITCH SPLASHPROOF BOOT AT4042H Splashproof Boot Installation Instructions (10.8) 1. Insert switch bushing from back .425 (4.9) Dia of panel into the cutout hole and .193 adjust height of bushing above (6.0) Dia Part Number .236 the panel to a minimum of .098 1/4-40 Thd (8.5) MB2065SS1W01/CUL 1/4-40 Thd (2.5mm) and a maximum of .335 Color: Black .138 (3.5mm). (2.5) (3.5) Material: Silicone rubber ~ .098 .138 2. Screw the boot onto the bushing. Operating life: (3.4) Max .134 30,000 operations Tighten the hexagon nut on the Sealing: IP65 rated back of panel to complete. STANDARD HARDWARE 1/4-40 Thd AT513H Hexagon Nut AT509 Lockwasher (8.0) (6.4) (10.2) Dia .315 .252 .402 1 included with each switch 1 included with each switch Material: Material: (9.0) (1.5) (0.5) Brass with Nickel plating .354 .059 Steel with Zinc/Chromate .020 POLES & CIRCUITS Plunger Position Connected Terminals Throw & Switch Schematics Pole Model Normal Down Normal Down Note: Terminal numbers are not Keyway Keyway actually on the switch. 2 (COM) SP MB2065 ON ON 2-3 2-1 SPDT 3 1 On alternate action models, after transferring circuit, the plunger returns to its original position and does not latch down. CONTACT MATERIALS & RATINGS Silver over Silver Power Level 6A 125V AC & 3A 250V AC www.nkkswitches.com 1 08/15/19Miniature Pushbutton with Splashproof Boot Series MB2000 Base Switch Specifications Electrical Capacity (Resistive Load) Power Level (silver): 6A 125V AC & 3A 250V AC Other Ratings Contact Resistance: 10 milliohms maximum Insulation Resistance: 1,000 megohms minimum 500V DC Dielectric Strength: 1,000V AC minimum between contacts for 1 minute minimum 1,500V AC minimum between contacts & case for 1 minute minimum Mechanical Life: 100,000 operations minimum Electrical Life: 25,000 operations minimum Nominal Operating Force: 4.41N Contact Timing: Slow make, slow break Plunger Travel: Pretravel .110 (2.80mm) Overtravel .043 (1.09mm) Total Travel .153 (3.90mm) Materials & Finishes Plunger: Brass with nickel plating Bushing: Brass with nickel plating Frame: Stainless steel Case: Diallyl phthalate resin (UL94V-0) Movable Contactor: Phosphor bronze with silver plating Movable Contacts: Silver alloy Stationary Contacts: Silver with silver plating Terminals: Copper or brass with silver plating Environmental Data Operating Temperature Range: 30C through +85C (22F through +185F) Humidity: 90 ~ 95% humidity for 96 hours 40C (104F) Vibration: 10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range and returning in 1 minute 3 right angled directions for 2 hours 2 Shock: 50G (490m/s ) acceleration (tested in 6 right angled directions, with 5 shocks in each direction) RoHS Compliant: Installation Mounting Torque: 0.7Nm (6.0 lbin) Soldering Time & Temperature: Manual Soldering: 390C for 4 seconds maximum, 2 cycles Process Seal: These devices are not process sealed. Hand clean locally using alcohol based solution. Standards & Certifications Flammability Standards: UL94V-0 case UL: File No. E44145 /CUL at end of part number for UL recognized switch. Models recognized at 6A 125V AC or 3A 250V AC. www.nkkswitches.com 2