b-44 apem www.apem.com 8000 series momentary or alternate action pushbutton switches distinctive features and specifications b ? bushing 6,35 (1/4) and 11,9 (15/32) ? ul approved materials ?case : diallylphthalate (dap) ?actuator : brass, nickel plated ?bushing : brass, nickel plated ?housing : stainless steel ?contacts a : silver ad : silver, gold plated cd : brass, gold plated ?terminal seal : epoxy agency approval a vailability : consult factory for details of approved models. marking : to order switches marked ul, complete appropriate box of ordering format. electrical specifications ?max. current/voltage rating with resistive load : - silver contacts : 3a 250vac - 6a 125vac - 4a 30vdc - gold plated contacts : 0,4va max. 20vac or dc ?initial contact resistance : 10 m ? max. ?insulation resistance : 1.000 m ? min. at 500vdc ?dielectric strength : 1.000 vrms 50 hz min. between terminals 2.000 vrms 50 hz min. between terminals and frame ?electrical life : 30.000 cycles at full load general specifications ?torque : 1,25 nm (.922 ft.lb) max. applied to nut ?total travel : 2,70 mm (.106) ?operating temperature : -40? to +85?
apem www.apem.com b-45 8000 series momentary or alternate action pushbutton switches overview b 8 series te rm inals and bushings 4 straight pc or right angle terminals 6 solder lug terminals all models with 6,35 (1/4) or 11,9 (15/32) threaded bushing. number of poles 3 single pole 4 double pole electrical functions 2 on - mom 6 on - on te r minals blank solder lugs or straight pc depending on model w right angle about this series on the following pages, you will find successively : - model structure of switches - options in the same order as in above chart dimensions : first dimensions are in mm while inches are shown as bracketted numbers. sealing blank no sealing b epoxy sealed terminals k front panel sealing by o-ring and sealing washer plungers for bushing 6,35 (1/4) -13 height 6,3 (.248) -9 height 8,8 (.346) for bushing 11,9 (15/32) -13 height 8,6 (.338) -6 height 7 (.275) contact materials a silver ad silver, gold plated cd brass, gold plated special options x718 bushing 11,9 (15/32) x934 flatted bushing 11,9 (15/32) + front panel sealing other, see following pages. approval ul a vailability : consult factory for details of approved models. caps u900 5 (.196) u1140 8 (.314) u1720 9,4 (.370) u480 10 (.393) standard u630 15 (.590) u2430 square height 4 (.157) u2020 square height 6 (.236) sealing boots are available to protect the switches against dust and water. they are presented in section h. mounting accessories : standard hardware supplied with all models : 2 hex nuts 8 mm (.314) across flats, 1 locking ring and 1 lockwasher. standard and special hardware available are presented in section i. packaging unit : 50 pieces, except 8000w (25 pieces).
b-46 apem www.apem.com 8000 series momentary or alternate action pushbutton switches threaded bushing 6,35 (1/4) b funct. 6 (on-on) funct. 2 (on-mom) 1 23 1 23 1 23 right angle terminals - horizontal : 8400w straight pc terminals : 8400 solder lug terminals : 8600 ? solder lug, straight pc or right angle terminals ? 1 and 2 pole configurations ?button returns in upper position after actuation. (.070) (.043) (.145) (.074) 3.70 1.90 1.80 1.10 model structure 2-3 1-2 single pole 8632 on mom 8636 on on 2-3 1-2 5-6 4-5 double pole 8642 on mom 8646 on on 2-3 1-2 single pole 8432 on mom 8436 on on 2-3 1-2 5-6 4-5 double pole 8442 on mom 8446 on on 2-3 1-2 single pole 8432w on mom 8436w on on 2-3 1-2 5-6 4-5 double pole 8442w on mom 8446w on on shown with standard plunger (-13) ? keyway ? keyway ? keyway ? keyway (.208) (.157) 5.30 4.00 (.043) 1.10 (.275) (.248) (.145) (.031) (.019) (.157) (.070) (.187) (.393 dia) (.157 dia) (1/4-40uns) (.519) (.275) (.472) 6.35-40uns 13.20 10.00 4.00 1.80 7.00 0.50 0.80 4.00 4.75 12.00 7.00 6.30 3.70 (.716) 18.20 (.283) 7.20 1 2 3 6.30 7.00 12.00 4.75 4.00 0.80 0.50 7.00 4.00 10.00 13.20 6.35-40uns (.472) (.275) (.519) (1/4-40uns) (.157 dia) (.393 dia) (.187) (.157) (.019) (.031) (.248) (.275) (.767) (.157) (.283) 7.20 19.50 4.00 (.043) 1.10 (.157) (.157) (.187) (.062 dia) 4.00 4.00 1.60 4.75 1 2 3 (.248) (.393 dia) (.157 dia) (1/4-40uns) (.519) 6.35-40uns 13.20 10.00 4.00 6.30 (.275) 7.00 (.031) (.019) (.157) 0.50 4.00 0.80 (.433) (.283) (.338) (.500) (.150) (.043) (.015) (.145) (.472) (.338) (.500) 12.70 8.60 0.40 3.81 1.10 12.70 8.60 7.20 11.00 (.472) (.145) 3.70 12.00 12.00 3.70 (.062 dia) 1.60 4.00 (.157) 3.81 12.70 5.08 (.150) (.500) (.200) (.062 dia) 1.60 (.157) 4.00 (.196) (.500) 5.08 12.70 3 2 1
apem www.apem.com b-47 8000 series momentary or alternate action pushbutton switches b p anel cut - out standard with k sealing option 6.50 2.20 5.20 (.255 dia) (.086 dia) (.204) (.255 dia) 6.50 1.10 2.70 (.106) (.043) contact materials a silver ad silver, gold plated cd brass, gold plated k front panel sealing by one o-ring and sealing washer. protects the switch against water and dust. panel seal withstands 1 bar pressure and remains sealed even when switch is operated. kb combined sealings sealing boot : see section h. sealing b epoxy sealed terminals blank no sealing ? o-ring ? sealing washer 2maxi (.078 max) 1 2 (.417 dia) (.090) (.464 dia) (.251 dia) (.228) 10.60 11.80 5.80 2.30 6.40
b-48 apem www.apem.com 8000 series momentary or alternate action pushbutton switches b -13 x601 silver plated brass contacts current/voltage rating for an electrical life of 20.000 cycles : 0,2a 250vac - 0,4a 125vac - 0,5a 30vdc. minimum quantity : 5.000 pieces per model and shipment. x718 bushing 11,9 (15/32 ) for all basic models (solder lug straight pc or right angle terminals) a vailable with plungers 13 and 6. k sealing option available. x748 snap-in mounting. consult factory panel cut-out 15 x 12,5 (.59 x .492) special options -13 -6 plungers standard for 6,35 (1/4) bushing for 11,9 (15/32) bushing (x718 models) -9 dash compulsory before plunger code. x718 x934 flatted bushing 11,9 (15/32) + sealing by two o-rings (for plunger -6 only) f tin dipped terminals for pc terminal models with gold plated contacts only. order with option b (epoxy sealing). x934 ? keyway or flat (.559) (.275) (.248) (.157 dia) (1/4-40uns) 6.35-40uns 4.00 14.20 6.30 7.00 (.472) (.334) (.157 dia) (15/32-32uns) 4.00 11.90-32uns 8.50 12.00 12.00 11.90-32uns (15/32-32uns) (.472) (.275) 7.00 (.251dia) 6.40 7.00 14.20 4.00 6.35-40uns (1/4-40uns) (.157 dia) (.275) (.559) (.346) 8.80 1 2 3 (.472) (.338) (.433) (.157) (15/32-32uns) 11.00 12.00 8.60 11.90-32uns 4.00 1.70 12.00 5.10 9.60 3.50 12.50 (.472 dia) (.137 dia) (.492 dia) (.066) (.200) (.377) 11.90-32uns (15/32-32uns) 3 2 1 (.413) (.492) (.275) (.314 max) (.059) (.251) 10.50 7.00 12.50 1.50 8 maxi 6.40 (.200) (.472 dia) 5.10 12.00
apem www.apem.com b-49 8000 series momentary or alternate action pushbutton switches b u1636 dress nuts u825 u840 for cap u1140 for cap u630 for cap u480 chrome plated. order separately. u480 u630 u2020 u2430 standard square square caps +u... approval u900 u1140 u1720 cap colours replace last "0" by number 1 blue 5 yellow 1/4 dark blue 6 red 2 black 7 ivory 3 green 7/1 white 4 grey 9 orange (.157) (.196) (.129) 4.00 3.30 5.00 (.118) (.393) (.295) 10.00 7.50 3.00 (.452 sq) (.157) (.196) 4.00 3.00 11.50x11.50 (.250) (.314) (.118) 3.00 6.35 8.00 (.236) (.452 sq) (.195) 6.00 5.00 11.50x11.50 u2600 for large plunger -6 only. (.511 dia) (.236) (.118) 3.00 6.00 13.00 (.590 dia) (.393) (.118) 3.00 10.00 15.00 (.118) (.370) (.250) 3.00 6.35 9.40 (.322 dia) (.500 dia) (1/4-40uns) (.322) (.244) 12.70 8.20 6.20 8.20 6.35-40uns (.610 dia) (.728 dia) 18.50 15.50 6.35-40uns (1/4-40uns) 8.00 (.314) (.228) 5.80 (.413 dia) (.531 dia) (.314) (.228) 10.50 13.50 5.80 8.00 6.35-40uns (1/4-40uns) ul av ailability : consult factory for details of approved models. marking : to order switches marked ul, complete above box with ?l? the caps below are for 4 mm plungers (-13 and -9), except u2600.
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