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w w w.crouze-t switches.com 1 microswitches 05/2016 Miniature Mches - Prewitosicr MMiu V3 - 83161 High precision flexible leaf snap-action mechanism Operation without balance-point, even at extremely slow actuating speed Br oad range of operating forces from 0.15 N to 5 N Ratings fr om 4 A to 20(8) A 250 Va, 10(4) A 400 Va and 1/2 HP 125-250 Va Contact gap less or greater than 3 mm (micro-disconnection () or full disconnection) Operating temperature from -60 C up to +150 C - High resistance to shock and vibration Mechanical life up to 50 million cycles ENEC and cURus approved Wide choice of actuators on 4 possible fixing positions (pre-assembled or retrofittable) Main specifications Standard High current 831613 831612 Standard UL Standard UL UL SP4186 Function Connections I (changeover) W2 83161301 83161348 83161273 I (changeover) W3 83161338 83161344 83161241 83161244 I (changeover) W6A5 83161304 83161343 * * - I (changeover) W3R5 83163023 83163107 * * * I (changeover) W5 83161303 83161349 * * - I (changeover) W6D8 83161305 83161341 * * - I (changeover) W7A5 83161309 83161350 - - - I (Changeover) 2W7A8 83161310 * * - R (Normally closed) W2 83161316 83163041 83161274 R (Normally closed) W3 83161311 83163066 R (Normally closed) W6A5 83161359 * * - R (Normally closed) W3R5 - W5 - W6D8 - W7A5 - 2W7A8 * * * C (Normally open) W2 83161315 C (Normally open) W3 83161312 83161346 C (Normally open) W6A5 83161325 * * - C (Normally open) W3R5 - W5 - W6D8 - W7A5 - 2W7A8 * * * Electrical characteristics Rating nominal / 250 V AC (A) 16 20 Rating thermal / 250 V AC (A) 20 22 Rating ENEC/NF / 250 V AC (A) 16(4) 16(4) 20(8) 20(8) 20(8) Rating UL / 125/250 V AC (A) - 16 - 1/2HP - 15 - 1/2HP 20 - 1/2HP Mechanical characteristics Maximum operating force (N) 0.8 1** Min. Release force (N) 0.2 0.2 Maximum total travel force (N) 2 2.5 Max. Allowable overtravel force (N) 20 20 Maximum rest position (mm) 16.2 16.1 0.3 0.4 Operating position (mm) 14.7 14.7 Maximum differential travel (mm) 0.35 0.35 Min. overtravel (mm) 1.2 1.1 Ambient operating temperature (C) -60 +125 -60 +125 7 5 Mechanical life for 2/3 OT (operations) 2 x 10 2.5 x 10 Contact gap (mm) 0.4 0.4 Weight (g) 5.6 5.6 * Please consult us ** Also available with 3N operating force (831612 SP4165) Additional specifications - Case: PA6 GF (UL 94-V2 / GWFI 960 C) - Standard versions - Deg ree of protection: IP40 (mechanism) PBT GF (UL 94-V0 / GWFI 960 C) - UL versions - Proof tracking index: PTI 250 PET GF (UL 94-V0 / GWFI 960 C / GWIT 775 C) - On request - Protection against electr ic shock: button and actuators have reinforced insulation - Button: PA66 for Ui 250V / Uimp 2,5kV / pollution 2 - Moving blade: silver-plated beryllium copper - Recommended min actuating speed: 0.001 mm/s - Contacts: silver alloy, micro-profile (831612: silver cadmium oxyde) - Approvals: Standard versions: NF - ENEC - Terminals: brass (except W2 : copper nickel) UL versions: NF - ENEC -cURus - Levers: stainless steel or polyamide, polyamide roller - Nuts for 161L: nickel-plated brass Standard product Product made to order Contact us w w w.crouze-t switches.com 2 microswitches 05/2016 Main specifications (continued) High force Low force Very low force Ultra low force Wide contact gap 831611 831614 831615 83161 5 SP 4136 831616 Standard UL Standard UL Standard UL Standard UL Standard UL Func. Conn. 83161102 83161058 83161402 83161431 83161502 83161520 83161601 I W2 83161118 83161165 83161401 83161501 83161513 83161519 83161573 83161602 83161636 I W3 83161110 83161182 83161403 83161407 83161503 83161508 83161577 * * I W6A5 83161516 83161518 83161575 83161619 I W3R5 83161113 83161055 83161408 83161509 83161511 83161603 I W5 83161123 83161429 83161507 I W6D8 83161189 83161405 * * I W7A5 83161059 * * I 2W7A8 83161117 83161595 83161609 R W2 83161109 83161528 83161605 R W3 83161070 83161424 * * R W6A5 * * R Others 83161104 83161082 83161435 83161589 C W2 83161103 83161188 83161404 83161412 83161606 C W3 83161125 83161111 83161504 * * C W6A5 * * C Others Electrical 16 10 4 4 12 Nom rating (A) 20 12 5 5 15 Therm rating (A) 16(4) 16(4) 10(3) 10(3) 4(1) 4(1) 4(1) 4(1) 12(3) 12(3) ENEC rating (A) - 16 - 1/2HP - 6 - 1/4HP - 4 - 1/10HP - 4 - 1/10HP - 6 - 1/3HP UL rating (A) Mechanical 3 0.5 0.25 0.15 5 OF max (N) 1 0.1 0.05 0.04 0.5 RF min (N) 4.5 1.5 0.40 0.2 6 TTF max (N) 20 20 20 20 20 AOF max (N) 16.1 16.2 16.3 16.3 16.1 RP max (mm) 0.4 0.4 0.4 0.3 0.4 14.7 14.7 14.7 14.7 14.5 OP (mm) 0.35 0.35 0.35 0.35 0.8 DT max (mm) 1.1 1.1 1.1 1.2 0.9 OT min (mm) -60 +125 -60 +125 -40 +125 -40 +125 -60 +125 Temp (C) 7 7 7 7 4 10 3 x 10 5 x 10 5 x 10 5 x 10 Mech. life (op) 0.4 0.4 0.4 0.4 3.2 Gap (mm) 5.6 5.6 5.6 5.6 5.6 Weight (g) Product adaptations Special levers: special shapes and lengths, flexible levers, adjustable, pinned, . Special connections: angled, with 7mm spacing (RAST 7-W3R7), for PCB, High operating temperature: +150 C Special contacts (f or gold plated contacts: see V3 Dual-current - 83161) Reduced or increased s witching hysteresis: max 0.1 mm to max 0.8 mm differential travel Specific operating f orce easily achievable Telescopic plunger and adjustable fixing by threaded barrel: plastic version (161L accessory) or metal version (SP9603) Housing material complying with IEC 60335-1 for unattended appliances: GWFI 850 C / GWIT 775 C (SP9680) 400 Va ENEC approved versions