KW3A-05TSW0-C075A Black Snap Action Switch 5A Omron/Cherry Subsitute

Series:KW3A series

Description:

Type:KW3A-05TSW0-C075A
Construction category:D type
Operation method:Snap Action
Configuration:Single-Pole Single-Throw (SPST)
Terminal form:#187 quick-connect Terminal
Mounting:via side mounting holes
Protection:IP40

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  • Applications
  • Technical parameters
  • Remarks

Widely used in home appliance, electronic equipment, automatic machine,
communication equipment, car electron, apparatus and instrument, electric motion tool etc.

Rice cooker
Slow cooker
Electric Heating Faucet
Shredder

Baby chair
CNC machine tools
Power generator
Test equipment

Air conditioner
Water heater control panel
Bathroom products
Vacuum cleaner
Kitchen products
Gas valve
Range hood machine
Microwave oven

3. DETAIL SPECIFICATIONS
Type:KW3A-05TSW0-C075A
Construction category:D type
Operation method:Snap Action
Configuration:Single-Pole Single-Throw (SPST)
Terminal form:#187 quick-connect Terminal
Mounting:via side mounting holes
Protection:IP40

3.1 OPERATING CHARACTERISTICS

Characteristics

Units

Standards

Note

Actuating Force

N

0.75 Max

Original 0.75 Max

Operating Position

mm

14.7± 0.4

Original 14.7± 0.4

Movement Differential

mm

0.4 Max

Original 0.4 Max

Note:
Actuating Force:The force required to move the actuator from the free to the operation position.
Release Force: The force allowed the mechanism to reset actuator after operation.
Free Position: The position of the actuator when no external force is applied.
Operating Position: The position of the actuator when contact change-over take place.
Movement Differential: The distance between operation and release position.

3.2 General
3.2.1 Application This specification is applied to KW3A Micro Switch used for electronic equipment.
3.2.2 Operating temperature range: -40℃ to +105℃
3.2.3 Test conditions  
Unless otherwise specified. The atmospheric conditions for making measurements and tests are as follows.
Ambient temperature:                        15~35℃
Relative humidity:                               45~85%
Air pressure:                                       86~106kPa (860~1060 mbar)
Should any doubt arise in judgment. tests shall be conducted at the following conditions.
Ambient temperature:                        20±2℃
Relative humidity:                               60~70%
Air pressure:                                       86~106kPa (860~1060 mbar)

3.3 Appearance construction and dimensions

3.3.1 Appearance Switch shall have good finishing, and no rust crack or plating failures.
3.3.2 Construction and dimensions   Refer to individual product drawing.

3.4. Electrical specifications

NO.

Items

Test conditions

Criteria

3.4.1

Contact resistance

Shall be measured at 1A,5V DC by voltage drop 

method after some operations without load.

Applied position: Between terminal and terminal  

50mΩ MAX

3.4.2

Insulation resistance

Test voltage:500VDC, measured after 1 min ±5s
Applied position: 
1)Between terminal and terminal 

2)Between terminal and ground

100MΩ MIN

3.4.3

Voltage proof

Following test voltages shall be applied for 1 min.

(Cut-off  current:0.5mA)

1)Between terminal and terminal :1000VAC (50~60Hz)

2)Between terminal and ground: 2000V AC(50~60Hz)

No dielectric 

breakdown

shall occur

3.5. Durability

NO.

Item

Test conditions

Criteria

3.5.1

Cold

After testing at -40±2℃ for 96 h, the 

switch shall be allowed to stand under normal 

room temperature and humidity condition 

for 1h, and then measurement shall be 

made within 1 h. water drops shall be 

removed.

Contact resistance(item 4.1): 

100mΩ MAX

Insulation resistance (item 4.2):

50MΩ MIN

Voltage proof: (item 4.3)

No dielectric breakdown shall 

occur.

Operating characteristic 

(item 5.1):

Operating characteristic 

variety Within ±10%

 of specified value .

No abnormalities shall be 

recognized 

in appearance and construction.

3.5.2

Dry heat

After testing at 105±2℃ for 96 h, the 

switch shall be allowed to stand under normal 

room temperature and humidity condition for 

1h, and then measurement shall be 

made within 1 h.

3.5.3

Damp heat

After testing at 40±2℃ and 90-95%RH for 

96 h, the switch shall be allowed to stand 

under normal room temperature and 

humidity condition for 1h, and then 

measurement 

shall be made within 1 h. water drops 

shall be removed.

3.5.4

Change of

temperature

After 5 cycles of following conditions 

the switch shall be allowed to stand 

under normal room temperature

 and humidity condition for 1h, and 

then measurement shall be made

 within 1 h. water drops shall be removed.

3.5.5

Salt mist

Switch shall be checked after following lest.

1) Temperature: 35±2℃

2) Salt solution: 5±1% (solids by mass)

3) Duration: 24±1h

After test, salt deposit shall be removed in 

running water 

No remarkable corrosion shall be 

recognized in metal part

3.6. WELDING PERFORMANCE

 

3.6.1

 

Solder ability

Switch test under such conditions 

and inspect after. 

1Variable temperature 

range :235±5℃

2Dip time:3±0.5s

 

The area of dip tin should 

capture the 95% 

impregnated area

 

3.6.2

 

Resistance to 

soldering heat

 

The switch will be inspect 

under such conditions below

Temperature and impregnated time

Trial measure

temperature(

Time(s

Slot welding method

260±5

5±1

Soldering method

350±5

3±0.5

 

 

All of the appearance, 

motor functions, 

electrical properties 

are no abnormal.  

3.7.Durability

NO.

Items

Test conditions

Criteria

 

3.7.1

 

Endurance

(According to

UL61058)

5A 125VAC

Switch shall be operated according 

to following sequence(Test1~Test2)

 

Voltage

Current

Power

 factor

Operation

 rate

Number of 

operation

Test1

125V

7.5A

0.75-0.8

6-10

cycles/min

50cycles

Test2

125V

5A

0.75-0.8

6-10

cycles/min

50000cycles

 

5GPA 125/250VAC ; 4A 30V DC

Switch shall be operated 50,000 

cycles at 15-20 cycles/min.

 

 

Insulation 

resistance

(item 4.2): 

50MΩ MIN

Voltage proof:

Terminal and 

ground:1000VAC

No dielectric 

breakdown 

shall occur.

Operating 

characteristic 

(item 5.1):

Within ±20% of 

specified value.

6000cycles,

Temperature 

rise:30℃ MAX

50000cycles,

Temperature 

rise:55℃ MAX

No abnormalities 

shall be 

recognized in 

appearance and 

construction

 

3.7.2

 

Endurance

(According to 

EN61058-1

/IEC61058-1)

5(2)A 125/250VAC

4A 30VDC

Switch shall be operated 50,000 cycles 

at 15-20 cycles/min.

Voltage proof(Cut-off current:0.5mA)

Test voltages shall be applied for 1 min

 

Insulation 

resistance

(item 4.2): 

50MΩ MIN

Voltage proof:

Terminal and 

terminal:750VAC

Terminal and 

ground:1500VAC

No dielectric 

breakdown 

shall occur.

Operating 

characteristic 

(item 5.1):

Operating 

characteristic 

variety 

Within ±20% of 

specified value .

Temperature 

rise:55℃ MAX

No abnormalities 

shall be recognized 

in appearance 

and construction

4. DRAWING & DIMENSION

5、PACKING

5.1

Packing material:

Plastic box / 
Double-layers paper carton

5.2

Packing number:

125 pieces per box, 5 box per inner carton, 

 inner cartons per shipping carton, Each 

shipping carton 2500 pieces

5.3

Weight:

Gross Weight:   21kg

Net Weight:     18kg

5.4

Size:

46.0 x 33.0 x 29.5 CM / 0.045CBM

Approved Rating

Mark

Reference No.

5A125VAC T105 5GPA 125/250VAC 5 (2)A 125/250VAC

4A 30VDC 5E4 40T105 50-60Hz

UL&CUL

E176213

5(2)A250VAC 5E4 10T105

VDE

40022705

5(2)A250VAC 5E4 10T105

CQC

CQC04002011514

5(2)A250VAC 5E4 10T105 IP00

NEMKO

P10213184

5(2)A250VAC 5E4 10T105 IP00

SEMKO

1021704

5(2)A250VAC 5E4 10T105

FIMKO

26298

5 (2)A 125/250VAC 4A 30VDC 5E4 40T105 50-60Hz

DEMKO

315484-01

D-01523

5(2)A250VAC 5E4 10T105 IP00

CE

SH10050182-V2

N/A

TUV

N/A

5 (2)A 125/250VAC 4A 30VDC 5E4 40T105 50-60Hz

ENEC

ENEC-00323

5(2)A250VAC 5E4 10T105

EK

SU02030-6007A

SU02030-6007B

5 (2)A 125/250VAC 4A 30VDC 5E4 40T105 50-60Hz

CB

DK-27280-UL

PARTS LIST

NO.

Quantity

Item

Material

1

1

Plunger

Bakelite PF2A5-151(j)b red

2

1

Lever

H62,silver plated

3

1

Case

Engineering plastic PBT4308 (grey) (UL94V-0)

4

1

Moving piece

The brass strip H62, silver plated

5

1

Support

The brass strip H65, silver plated

6

2

   Static contact

AgNi10/Cu

7

1

Terminal

The brass strip H65, silver plated

8

1

Terminal

The brass strip H65, silver plated

9

1

Move contact

AgNi10/Cu

10

1

Spring sheet

Beryllium bronze QBe2

11

1

  Cover

Engineering plastic PBT4308grey)(UL94V-0)

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