SUBMINIATURE DA Series Features G Long life coil spring construction G Standard gold crosspoint contacts (0.1 amp) for low level switching applications Thermoplastic actuating button Thermoplastic cover and base Stainless steel spring G Silver contact low voltage DAB version also available. Consult factory. G Five standard terminals to choose from Gold crosspoint contacts G Automated assembly insures high quality and reliability Silver-plated terminals G Choice of external snap-on actuators G Custom actuators available G VDE approved Common terminal NC terminal Beryllium copper moving blade NO terminal Electrical Ratings Switch Series EN61058 Rating DA3 DAB 0.1(0.05)A, 50VAC N/A Electrical Life at Rated Load According to VDE According to UL (Min. Operations) (Min. Operations) UL1054 Rating 0.1A, 125VAC 5A, 24VAC; 1A, 48VDC 50,000 N/A Specifications Electrical Temperature Rating: Flammability Rating: -40 to +85C UL94V-0 Materials Case: Actuating Button: Terminals: Moving Blade: Spring: Auxiliary Actuator: Roller: Contacts: Thermoplastic Polyester Thermoplastic Acetal Silver-Plated Bronze Silver-Plated Beryllium Copper Copper-Coated Stainless Steel Stainless Steel Stainless Steel Gold Crosspoint (DA3), Silver (DAB) 100,000 6,000 Dimensions inches (mm) PCB Footprint 0.405 (10.29) Terminals 0.781 (19.84) C 0.125 (3.18) 0.250 (6.35) 0.344 (8.74) 0.050 (1.27) dia. 0.089 (2.26) Case Opening Diameter 0.081 (2.06) Button Diameter 0.300 + - 0.010 (7.62 + - 0.25) 0.110 (2.79) 0.110 x 0.020 (2.79 x 0.51) PCB (Code H) QC (Code F ) 0.160 (4.06) 0.250 (6.35) 0.093 (2.36) 0.095 (2.41) 0.101 (2.57) 0.375 (9.53) COM N.O. 0.352 (8.94) 0.093 (2.36) 0.050 (1.27) 0.093 x 0.020 (2.36 x 0.51) 0.050 x 0.020 (1.27 x .51) N.C. 0.085 (2.16) 0.091 (2.31) 0.085 (2.16) 0.091 (2.31) DIN (Code K ) 0.405 (10.29) NC Actuators Many special forms and lengths of actuators are available. External actuators can be snapped on in either of two locations (standard lever ratio or high lever ratio). Actuation lengths are dimensioned from centerline of switch mounting hole (see drawing). Reference Line 0.293 (7.44) 0.375 + - 0.005 (9.53 + - 0.13) 0.209 (5.31) 0.075 (1.91) 0.191 (4.85) NO 0.063 O (3) (1.60) 0.058 (1.47) dia. 0.110 (2.79) 0.110 x 0.020 (2.79 x 0.51) 0.330 + - 0.015 Operate (8.38 + - 0.38) Position 0.238 (6.05) SS (Code D) QC (Code B) 0.051 (1.30) dia. 0.110 (2.79) 0.110 x 0.020 (2.79 x 0.51) 0.238 (6.05) CL Actuating Button 0.066 (1.68) Actuation Length 0.191 (4.85) High Ratio Switch Mounting Hole Standard Ratio Actuator Specifications Maximum Operating Force (gms.) Maximum Pre-Travel inches (mm) Operating Point inches (mm) Minimum Over-Travel inches (mm) Max. Movement Differential inches (mm) Actuation Length inches (mm) -AA 90 -LB 27 -MB 9 -RB 30 -TB 10 -SB 30 -UB 10 0.030 (0.76) 0.144 (3.66) 0.416 (10.57) 0.131 (3.33) 0.379 (9.63) 0.131 (3.33) 0.379 (9.63) 0.3300.015 (8.380.38) 0.3480.060 (8.841.52) 0.3500.173 (8.904.39) 0.5710.054 (14.501.37) 0.5710.173 (14.504.39) 0.5710.054 (14.501.37) 0.5710.173 (14.504.39) 0.035 (0.89) 0.054 (1.37) 0.078 (1.98) 0.046 (1.17) 0.067 (1.70) 0.046 (1.17) 0.067 (1.70) 0.007 (0.18) 0.028 (0.71) 0.081 (2.06) 0.025 (0.64) 0.074 (1.88) 0.025 (0.64) 0.074 (1.88) -- -- 0.271 (6.88) 0.396 (10.06) 0.201 (5.11) 0.326 (8.28) 0.197 (5.00) 0.322 (8.18) Actuator Type Switch Type Ordering Actuators Separately There are three standard actuators available, plus an extra long actuator which may be used for customizing forms and lengths. To order actuators for the DA3 Series Subminiature Switch, use the actuator part number shown. Actuators may be ordered separately and installed on switches as required. Standard Lever Actuator for LB and MB Part No. 0014-5576 Circuitry Mounting Contact arrangement available in choice of single pole double throw, or single pole single throw, either normally open or normally closed. Recommended mounting screw size: #2-56 round head. Recommended torque on screw: 2 inch lbs. max. (with flat washer min. 0.240 [6.10mm] outside diameter). Simulated Roller Actuator for SB and UB Part No. 0014-5594 3.066 (77.876) Roller Actuator for RB and TB Part No. 0114-0737 CL Extra Long Actuator for Customizing Part No. 0014-5519 Ordering Information DA 3 Series/Prefix Code Current Rating 3 0.1A, 125VAC B 5A, 24VDC Code A B C Contact Configuration SPST NO SPST NC SPDT C B Code B D F H K 1 Terminal Type inches (mm) 0.110 x 0.020 (2.79 x 0.51) QC 0.110 x 0.020 (2.79 x 0.51) SS 0.093 x 0.020 (2.36 x 0.51) QC 0.050 x 0.020 (1.27 x 0.51) PCB 0.110 x 0.020 (2.79 x 0.51) DIN Code Terminal Configuration 1 Standard Specifications subject to change without notice. A Code AA L M R T S U A Actuator Type Button Lever Standard Ratio Lever High Ratio Roller Standard Ratio Roller High Ratio Simulated Roller Standard Ratio Simulated Roller High Ratio Code A -- 0.154 (3.91) 0.279 (7.09) -0.061 (-1.55) 0.064 (1.63) 0.110 (2.79) 0.235 (5.97) Actuation Length inches (mm) B C -- -- 0.271 (6.88) 0.403 (10.24) 0.396 (10.06) 0.528 (13.41) 0.201 (5.11) 0.330 (8.38) 0.326 (8.28) 0.455 (11.56) 0.197 (5.00) 0.258 (6.55) 0.322 (8.18) 0.383 (9.73) Actuation lengths are dimensioned from center line of switch mounting hole. Refer to dimensional drawing. 17