| MICROSWITCHES | 1
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MINIATURE MICROSWITCHES - PREMIUM
V3 - 83161
› High precision flexible leaf snap-action mechanism
› Operation without balance-point, even at extremely slow actuating speed
› Broad range of operating forces from 0.15 N to 5 N
› Ratings from 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 (µ) 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
831613
Function Connections
I (changeover) W2 (solder) 83161301 83161348
I (changeover) W3 (QC 6.3x0.8) 83161338 83161344 83161241 83161244
I (changeover) W6A5 (QC 4.8x0.5) 83161304 83161343 ●* ●* -
I (changeover) W3R5 (QC 6.3x0.8, Rast 5) 83163023 83163107 ●* ●* ●*
I (changeover) W5 (screw + clamp) 83161303 83161349 ●* ●* -
I (changeover) W6D8 (QC 4.8x0.8) 83161305 83161341 ●* ●* -
I (changeover) W7A5 (QC 2.8x0.5) 83161309 83161350 - - -
I (changeover) 2W7A8 (QC 2.8x0.8, double) 83161310
R (normally closed) W2 (solder) 83161316 83163041
R (normally closed) W3 (QC 6.3x0.8) 83161311 83163066
R (normally closed) W6A5 (QC 4.8x0.5) 83161359
R (normally closed) W3R5 - W5 - W6D8 - W7A5 - 2W7A8
C (normally open) W2 (solder) 83161315
C (normally open) W3 (QC 6.3x0.8) 83161312 83161346
C (normally open) W6A5 (QC 4.8x0.5) 83161325
C (normally open) W3R5 - W5 - W6D8 - W7A5 - 2W7A8
Electrical characteristics
Rating nominal / 250 V AC (A)
Rating thermal / 250 V AC (A)
Rating ENEC/NF / 250 V AC (A)
Rating UL / 125/250 V AC (A)
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
Operating position (mm) 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
Mechanical life for 2/3 OT (operations) 2 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)
Standard UL Standard UL UL SP4186
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16 20
20 22
16(4) 16(4) 20(8) 20(8) 20(8)
- 16 - 1/2hp - 15.1 - 1/2hp 20.1 - 1/2hp
±0.3
7
High current
831612
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±0.4
14.7
5
2.5 x 10
83161273
83161274
| 03/2018
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Additional specifications
- Case: PA6 GF (UL 94-V2 / GWFI 960 °C) - Standard versions
PBT GF (UL 94-V0 / GWFI 960 °C) - UL versions
PET GF (UL 94-V0 / GWFI 960 °C / GWIT 775 °C) - On request
- Button: PA66
- Moving blade: silver-plated beryllium copper
- Contacts: silver alloy, micro-profile (831612: silver cadmium oxyde)
- Terminals: brass (except W2 : copper nickel)
- Levers: stainless steel or polyamide, polyamide roller
- Nuts for 161L: nickel-plated brass
Standard product Product made to order Contact us
- Degree of protection: IP40 (mechanism)
- Proof tracking index: PTI 250
- Protection against electric shock: button and 161-type actuators have reinforced
insulation for Ui 250V / Uimp 2,5kV / pollution 2
- Recommended min actuating speed: 0.001 mm/s
- Certification marks: Standard versions:
UL versions:
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