KW3A-16ZSW0-D075A Hot Sale KW3A Micro Snap Action Switch Omron/Cherry Equivalent

Series:KW3A series

Description:

Type:KW3A-16ZSW0-D075A
Construction category:D type
Operation method:Snap Action
Configuration:Single-Pole Double-Throw (SPDT)
Terminal form:Solder #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

Electromagnetic lock
Baby chair
CNC machine tools
Power generator
Test equipment

Power tools
Air conditioner
Water heater control panel
Bathroom products
Vacuum cleaner
Kitchen products
Gas valve

3.DETAIL SPECIFICATIONS:

Type:KW3A-16ZSW0-D075A
Construction category:D type
Operation method:Snap Action
Configuration:Single-Pole Double-Throw (SPDT)
Terminal form:Solder #187 quick-connect Terminal

Mounting:via side mounting holes
Protection:IP40



3.1OPERATING CHARACTERISTICS

Characteristics

Units

Standards

Note


Actuating Force

N

0.75 Max

Original 0.75 Max.

Release Force

mm

0.15 Min

Original 0.15 Min


Operating Position

mm

14.7± 0.4

Original 14.7± 0.4

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  

30mΩ 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: 3750V 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 

witch 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.

Item

Test condition

Criteria

3.7.1

Endurance

(According to

 UL61058)

16A 125V AC

Switch shall be operated according to following sequence

(Test1~Test2)

 

Voltage

Current

Power

 factor

Operation

 rate

Number 

of operation

Test1

125V

20A

0.75-0.8

6-10

cycles/min

50cycles

Test2

125V

16A

0.75-0.8

6-10

cycles/min

50000

cycles

Voltage proof(Cut-off current:0.5mA)

16GPA 125/250VAC ;10A 30V DC

Switch shall be operated 50,000 cycles at 

15-20 cycles/min.

Test voltages shall be applied for 1 min

Insulation 

resistance

(item 4.2): 

50MΩ MIN

Voltage proof:

Terminal and 

ground:1000VAC

No dielectric 

breakdown 

shall occur.

Operating 

characteristic

 (item 5.1):

Operating 

characteristic 

variety 

Within ±20% of 

specified value .

6000 cycles 

temperature 

rise:30℃ MAX;

50,000 cycles 

temperature 

rise:55℃ MAX;

 

No abnormalities 

shall be 

recognized in 

appearance 

and construction

3.7.2

Endurance

(According to 

EN61058-1

/IEC61058-1)

16(4)A 250VAC

10A 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. CIRCUIT DIAGRAM:

6.PACKING

6.1

Packing material:

Plastic box / 
Double-layers paper carton

6.2

Packing number:

125 pieces per box 
5 box per inner carton
4 inner cartons per shipping carton
Each shipping carton 2500 pieces

6.3

Weight:

Gross Weight:   21kg

Net Weight:     18kg

6.4

Size:

46.0 x 33.0 x 29.5 CM / 0.045CBM

Approved Rating

Mark

Reference No.

16A125VAC T105 16GPA 125/250VAC 16(4)A 125/250VAC

10A 30VDC 1/3hp 125VAC 5E4 40T105 50-60Hz

UL&CUL

E176213

16(4)A250VAC 5E4 10T105

VDE

40022705

16(4)A250VAC 5E4 10T105

CQC

CQC04002011514

16(4)A250VAC 5E4 10T105

NEMKO

P10213184

16(4)A250VAC 5E4 10T105

SEMKO

1021704

16(4)A250VAC 5E4 10T105

FIMKO

26298

16(4)A 125/250VAC 10A 30VDC 5E4 40T105 50-60Hz

DEMKO

315484-01

D-01523

16(4)A250VAC 5E4 10T105

CE

SH10050182-V2

N/A

TUV

N/A

16(4)A 125/250VAC 10A 30VDC 5E4 40T105  50-60Hz

ENEC

ENEC-00323

16(4)A250VAC 5E4 10T105

EK

SU02030-6007A

SU02030-6007B

16(4)A 125/250VAC 10A 30VDC 1/3hp 125VAC 5E4 40T105  50-60Hz

CB

DK-27280-UL

PARTS LIST:

No.

Quality

 Name

Material

1

1

plunger

Bakelite PF2A5-151J(b)

2

1

Lever

Brass alloy H62, Silver Plated

3

1

Case

Plastic PBT4308 (Grey)

4

1

Plate Moving

Brass alloy H62, Silver Plated

5

1

Support

Brass alloy H65, Silver Plated

6   Contact, Fixed AgNi10/Cu

7

1

Terminal

Brass alloy H65, Silver Plated

8

1

Terminal

Brass alloy H65, Silver Plated

9

1

Contact, Moving

AgNi10/Cu

10

1

Spring

Beryllium bronze QBe2

11

1

Cover

Plastic PBT4308 (Grey)

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