| 04/2023

V4 Mushroom-head button - 83170 BC

› High precision flexible leaf snap-action mechanism

› Suitable for lateral approach from any direction with angle up to 45°

› Operation without balance-point, even at extremely slow actuating speed

› Ratings from 1 mA4 Vc up to 12(6)A250 Va and 1/4 hp 125-250 Va

› ENEC and cURus approved up to +150 °C

› Housing material complying with IEC 60335-1 for unattended appliances:

GWFI 850° C / GWIT 775° C

› Mechanical life 1 million cycles

› High resistance to shock and vibration

› Choice of connections with symmetric and asymmetric pinning

Standard

831700 BC

Low force

831704 BC

Dual-current

831708 BC

Dual-current

Low force

831709 BC

Function

Connections

I (changeover)

W2 (solder)

83170107

83170473

l

83170965

I (changeover)

W7A5 (QC 2.8x0.5)

l

83170474

l

83170964

I (changeover)

X1 (PCB, straight)

83171006

l

83170840

83170971

I (changeover)

X1S (PCB, straight, sym)

l

83170481

l

l

I (changeover)

X2 (PCB, rear)

l

l

83170836

83170919

I (changeover)

X2S (PCB, rear, sym)

l

83170438

l

l

I (changeover)

X3 (PCB, front)

l

l

l

l

I (changeover)

X3S (PCB, front, sym)

l

83170486

83170874

l

R (normally closed)

W2 (solder)

l

83170495

l

l

R (normally closed)

W7A5 (QC 2.8x0.5)

l

l

l

l

C (normally open)

W2 (solder)

l

l

l

l

C (normally open)

W7A5 (QC 2.8x0.5)

83170114

83170475

l

l

Electrical characteristics

Rating nominal / 250 V AC (A)

10

5

5**

5**

Rating thermal / 250 V AC (A)

12.5

6

6

6

Rating ENEC/UL/ 250 V AC (A)

10(2) - 3(3) - 10 GP

5(1) - 5 GP

5(1) - 1 GP

5(1) - 1 GP

Mechanical characteristics

Maximum operating force (N)

1.5

0.6

1.5

0.6

Min. Release force (N)

0.3

0.1

0.3

0.1

Maximum total travel force (N)

1.8

1

1.8

1

Max. allowable overtravel force (N)

10

10

10

10

Rest position max. (mm)

10.8

10.8

10.8

10.8

Operating position (mm)

9.9±0.3

9.9±0.3

9.9±0.3

9.9±0.3

Maximum differential travel (mm)

0.15

0.15

0.15

0.15

Min. overtravel (mm)

0.5

0.5

0.5

0.5

Ambient operating temperature (°C)

-40 +125

-40 +125

-40 +125

-40 +125

Mechanical life at 45° (operations)

106

106

106

106

Contact gap (mm)

0.35

0.35

0.35

0.35

Weight (g)

1.7

1.7

1.7

1.7

- Case: PA66 GF (UL 94-V0 / GWFI 960 °C / GWIT 775 °C)

- Button: PA66 GF

- Moving blade: beryllium copper

- Contacts: silver alloy, micro-profile

gold alloy on silver alloy, crossbar (dual-current)

- Terminals: tinned brass (except W7A5: brass)

- Degree of protection: IP40 (mechanism)

- Proof tracking index: PTI 400

- Protection against electric shock: button has reinforced insulation for

Ui 250V / Uimp 2,5kV / pollution 2

- Recommended min actuating speed: 0.001 mm/s

- Conformity / Certifications:

› Special buttons: cylindrical radius, specific width and height

› Special connections: angled, screw, double tabs ...

› Special fastening pins

› High operating temperature: +150 °C

› 12A250 Va version

›AgSnO2 contacts for very high inrush currents (lamp and capacitor loads)

› Increased or reduced differential travel (eg: max. 0.08 mm)

› Specific operating force up to 2.2 N

Main specifications

Additional specifications

Product adaptations

SUBMINIATURE MICROSWITCHES - PREMIUM

Standard product

Product made to order

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