j snap-acting jC3 dimensions are shown: inches (mm) specifications and dimensions subject to change www.ck-components.com lf series reset switch features/benefits ? low operating force ? long life ? compact design ? high electrical ratings typical applications ? pumps ? furnace controls specifications contact rating: see chart on next page electrical life: 100,000 cycles at 5 amps @ 250 insula tion resistance: 1,000 meg ohms min. dielectric strength: 1,000 v rms min. @ sea operating temperature: -40 c to 95 c operating force: see chart on next page mounting: 2-56 screws, torque 2.3 in/ lbs max (not included) materials switch housing: 6/6 nylon or pbt 94v0 actuator button: thermoset 05a option only spring: stainless steel 05b option movable contact: fine silver stationary contact: fine silver on copper alloy lever: 05a option stainless steel 05b option pbt 94v0 series lf electrical rating 05a (see chart next pa ge) 05b (see chart next page) actuator l27 1.078 (27,39) stainless lever (option 05a only) p27 1.078 (27,39) plastic lever (option 05b only) p40 1.591 (40,41) plastic lever (option 05b only) terminations q . 110 quick connect circuitry y n.o. l f q operating force 080 0.53 oz / 15 grams max. 010 0.35 oz. / 10 grams max. 0 5 0 y build-a-switch t o or der, simply select desired option from each category and place in the appropriate box. available options are shown and described on page j-64 thru j-65. for additional options not shown in catalog, consult customer service center.
j snap-acting jC 64 dimensions are shown: inch (mm) specifications and dimensions subject to change www.ck-components.com lf series reset switch .0 2 0 (0,5 1) .7 6 2 (19, 3 5) .2 7 6 (7,0 1) .0 7 5 (1,9 1) .2 6 5 (6,7 3) .1 8 1 (4,6 0 ) .0 5 0 (1,2 7) .2 8 1 (7, 14) .2 4 0 (6,1 0) .11 0 (2,7 9 ) .2 5 5 (6, 48) .0 7 4 (1,8 8 ) .098 dia typ. (2,4 9 ?) .1 0 8 (2,7 4) 1.078 (27 , 39) .8 9 8 (22 ,8 ) .2 8 4 (7,2 1) .8 3 5 (21, 2 1) .3 7 0- . 510 (9,4 -12 ,95 ) op er. p os . el e ct ri cal rati ng opti on code moveable c on t act stat io n ary c on ta ct el e ct ri cal rat in g fine s il ve r 05a fine s il ve r on co pp er alloy 5 amps @ 2 50v ac (u l/ csa) 2 amps @ 4 80v ac (u l/ csa) 1/2 @ 48 0 vac ( u l/cs a ) 5 (1) @ 250va c-10e3 t 90 ( vd e) rohs compli a nt * rohs compatib le * ye s ye s 05b fine s il ve r on co pp er alloy 5 amps @ 1 25/250 va c ( u l/ c sa ) 5 (1) @ 250va c-10e3 t 90 ( vd e) 1/8 hp @ 1 25 v ac 1/4 hp @ 2 50 v ac ye s ye s fine s il ve r lf precision snap-acting reset switch opera ting force & actuator electrical rating all models with all options. switch charac te ri s ti c opti on code maximu m op er at e force oz/grams operat in g posit ion diff ere nti a l travel 0.53 / 15 l27 .398 .05 .130 .0 30 0.35 / 10 p27 .398 .05 .130 .0 30 0.35 / 10 p40 .500 .05 .140 .0 30 .0 2 0 (0,5 1) .7 6 2 (19, 3 5) .2 7 6 (7,0 1) .0 7 5 (1,9 1) .2 6 5 (6,7 3) .1 8 1 (4,6 0 ) .0 5 0 (1,2 7) .2 8 1 (7, 14) .2 4 0 (6,1 0) .11 0 (2,7 9 ) .2 5 5 (6, 48) .0 7 4 (1,8 8 ) .098 dia typ. (2,4 9 ?) .1 0 8 (2,7 4) 1.078 (27 , 39) .8 9 8 (22 ,8 ) .2 8 4 (7,2 1) .8 3 5 (21, 2 1) .3 7 0- . 510 (9,4 -12 ,95 ) op er. p os . l27 1.078(27, 39) st ainless steel lever option 05a onl y
lf series reset switch actuator j snap-acting jC5 dimensions are shown: inches (mm) specifications and dimensions subject to change www.ck-components.com .2 50 [ 6, 35 ] .2 76 [ 7, 01 ] .2 93 [ 7, 44 ] .2 5 0 [ 6, 35 ] .1 1 0 [ 2, 79 ] .1 93 [ 4, 9 ] 2x .0 20 [ 0, 51 ] .8 32 [ 21,13 ] .2 88 [ 7, 32 ] .0 74 [ 1, 88 ] .4 34 [ 11,02] .2 02 [ 5, 13 ] ope ratin g pos i ti o n .8 90 [ 22,59 ] low posi ti on .0 40 [ 1, 02 ] 1. 62 4 [ 41,24 ] .3 06 [ 7, 77 ] 2x .0 83 2, 11 [ ] p27 1.078(27, 39) plastic lever option 05b only .2 50 [ 6, 35 ] .2 76 [ 7, 01 ] .2 93 [ 7, 44 ] .2 5 0 [ 6, 35 ] .1 1 0 [ 2, 79 ] .1 93 [ 4, 9 ] 2x .0 20 [ 0, 51 ] .8 32 [ 21,13 ] .2 88 [ 7, 32 ] .0 74 [ 1, 88 ] .4 34 [ 11,02 ] .2 02 [ 5, 13 ] ope rat ing pos i ti o n .1 56 [ 3, 96 ] .1 86 [ 4, 72 ] 2x .0 83 2, 11 [ ] low posi ti on .0 40 [ 1, 02 ] .2 81 [ 7, 14 ] .0 28 [ 0, 71 ] .1 50 [ 3, 81 ] 1. 43 9 [ 36,55 ] .3 06 [ 7, 77 ] p40 1.591 (40,41) plastic lever option 05b only terminations circuitry y n.o. .0 2 0 (0,5 1) .7 6 2 (19, 3 5) .2 7 6 (7,0 1) .11 0 (2,7 9 ) .2 5 5 (6, 48) .098 dia typ. (2,4 9 ?) .2 8 4 (7,2 1) .8 3 5 (21, 2 1) .2 76 [ 7, 01 ] .2 93 [ 7, 44 ] .2 5 0 [ 6, 35 ] .1 1 0 [ 2, 79 ] .1 93 [ 4, 9 ] 2x .0 20 [ 0, 51 ] .2 88 [ 7, 32 ] .0 74 [ 1, 88 ] .4 34 [ 11,02 ] 2x .0 83 2, 11 [ ] .3 06 [ 7, 77 ] q .110 quick connect option 05a option 05b
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