BASIC SWITCHES B3S-5 SEALED BASIC SEALED BASIC SWITCH WITH LEVERS SWITCHES SEALED, DOUBLE BREAK, SNAP-ACTION, SUBMINIATURE, INTEGRAL LEVERS The B3S-5 sealed, subminiature basic switch is made with an integral actuating lever, combining the switch and actuator into one assembly. Sealed to IP68S, the snap-action switch is tested to 1 million cycles at logic level, offering reliable operation in demanding applications and precision in terms of accuracy and repeatability. The B3S-5 subminiature switch is designed for use in places where space is limited, including internally within toggle, pushbutton and limit switches. It works well in the aerospace, In-Line Roller industrial and material handling markets for applications such Lever Style 3 as conveyor belts, forklifts, ON/OFF switches, door latching mechanisms, fire suppression systems, and timing devices. Standard Straight U Shaped Lever Style 1 Features: Lever Style 2 Integral Lever Actuators B3S-5 Standard Characteristics/Ratings: Sealed to IP68S ELECTRICAL RATINGS: Sea Level 28VDC Double break circuit Rating Load Current Life Cycles Logic level switching option tested to 1 million High Level N.C. or N.O. Resistive 8A 50,000 electrical cycles Form X or Y High Level Resistive 5A 50,000 0.200 switch width SPDT Form C or Z Choice of 11 standard terminal styles or wire leads Logic Level 5VDC Resistive 10mA 1,000,000 DWV 1000Vrms RoHS compliant Mechanical Life: 1,000,000 cycles Seal: IP68S Operating Temp Range: -40C to +85C Operating Force: See Part Number MATERIALS: Cover: Blue Thermoplastic Case: Blue Thermoset Boot: Silicone Rubber B3S- 5 PART NUMBER CODE B3S X X X X X Switch Width/ Terminal Style Lever Type Circuitry Contact Rating Actuator and Force 5. 0.200 Wide, 0. Special - See Separate 1. Standard Straight 1. SPNO-DB, Form X 1. High Level Ratings Lever Actuator Product Drawing 5.5 oz. Max Oper. Force 2. SPNC-DB, Form Y 2. Logic Level Ratings 1. PC Pins 2. Shaped 3. SPDT, Form C 2. Turret, 1/8 Long 5.5 oz. Max Oper. Force 4. SPDT-DB, Form Z 3. Turret, 3/16 Long 3. In-Line Roller 4. Wire Wrap 6.4 oz. Max Oper. Force 5. Right Angle PC Pins A. With Wires 6.0 Long B. With Wires 12.0 Long C. With Wires 18.0 Long D. With Wires 24.0 Long E. With Wires 30.0 Long Specifications Subject To Change Without Notice www.otto-controls.com 23B3S-5 SEALED BASIC SEALED BASIC SWITCH WITH LEVERS SWITCHES SEALED, DOUBLE BREAK, SNAP-ACTION, SUBMINIATURE, INTEGRAL LEVERS BASIC SWITCH DIMENSIONS (APPLIES TO ALL SWITCHES IN THIS DRAWING) .125 .125 3.18 3.18 905 OVAL HOLE .510 MAX 12.95 .070 .053 .003 1.8 1.350.07 .281 .002 .074 .005 7.14 0.05 1.880.12 SR.100 TERMINAL STYLE 1 TERMINAL STYLE 5 2.54 .096 PC PINS RIGHT ANGLE PC PINS 2.44 +.002 .088 .090 +.002 -.001 .088 .125 2.29 .39 -.001 +0.05 3.18 2.24 9.8 +0.05 -0.02 2.24 -0.02 .187 4.75 NO NC NC NO .053 .003 .200 .053 .003 .041 1.04 .020.002 1.350.07 5.08 1.350.07 .51 .05 .144 3.66 .282 7.16 TERMINAL STYLE 2 TERMINAL STYLE 3 .426 10.82 TURRET, 1/8 LONG TURRET, 3/16 LONG TERMINAL WIRE NO. COLOR 1 BROWN 2 YELLOW 3 RED 4 BLUE .500 WIRE LENGTH 12.70 DIM. DIM. CODE A 6.00 .38 152.4 9.7 6.09 .38 154.7 9.7 B 12.00 .50 304.8 12.7 12.09 .50 307.1 12.7 .030 C 18.00 .50 457.2 12.7 18.09 .50 459.5 12.7 0.76 D 24.00 .50 609.6 12.7 24.09 .50 611.9 12.7 E 30.00 .75 762.0 19.05 30.09 .75 764.3 19.05 24 AWG, NEMA HP3, TERMINAL STYLE 4 TYPE E WIRES TYP WIRE LENGTH FOR A, B, C, D, & E WIRE WRAP OPER. POINT: .585 .030 OPER. POINT: .448 .025 OPER. POINT: .378 .029 OVERTRAVEL: .010 MIN. OVERTRAVEL: .010 MIN. OVERTRAVEL: .010 MIN. MOVE. DIFF.: .036 .020 MOVE. DIFF.: .038 .019 MOVE. DIFF.: .033 .017 .650.040 .512 .025 16.51 1.02 .459.035 13.010.63 FREE POS. 11.660.88 FREE POS. FREE POS. (.026 ) (.075 ) (.100 ) 0.66 1.90 2.55 STANDARD STRAIGHT LEVER SHAPED LEVER IN-LINE ROLLER LEVER (LEVER TYPE OPTION 1) (LEVER TYPE OPTION 2) (LEVER TYPE OPTION 3) (OVAL HOLE) (OVAL HOLE) (OVAL HOLE) OVAL HOLE 4 1 2 1 2 1 2 3 3 3 2 3 2 2 1 1 4 1 4 3 SPST-NO-DB SPST-NC-DB SPDT-FORM C SPDT-DB 3 SCHEMATIC SCHEMATIC SCHEMATIC SCHEMATIC 4 CIRCUIT STYLE 1 CIRCUIT STYLE 2 CIRCUIT STYLE 3 CIRCUIT STYLE 4 SPNO -DB, FORM X SPNC-DB, FORM Y SPDT, FORM C SPDT-DB, FORM Z 24 OTTO Full Line Catalog Specifications Subject To Change Without Notice