KW4A(S)-ZSW0P150 Mini Switch SPDT PCB terminal ZIPPY/OMRON replacement

Series:KW4A(S) Series

Description:

Type:KW4A(S)-ZSW0P150
Construction category:D type
Operation method:Snap Action
Configuration:Single-Pole Double-Throw (SPDT)
Terminal form:PCB 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.

Shredder
Computer mouse
Electromagnetic lock
Baby chair
CNC machine tools

Test equipment
Elevator
Power tools

Bathroom products
Vacuum cleaner
Kitchen products
Gas valve
Range hood machine
Microwave oven
Pass-through machine


3.DETAIL SPECIFICATIONS
Type:KW4A(S)-ZSW0P150
Construction category:D type
Operation method:Snap Action
Configuration:Single-Pole Double-Throw (SPDT)
Terminal form:PCB Terminal
Mounting:via side mounting holes
Protection:IP40

3.1 OPERATING CHARACTERISTICS

Characteristics

Units

Standards

Note

 

Actuating Force

N

1.5Max

Original 1.5Max

Over travel

mm

0.5 Max

Original 0.5 Max

Movement differential travel

mm

0.2 Max

Original 0.2 Max

Operating Position

mm

8.6 ± 0.4

Original 8.6 ± 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 KW4A(S)Micro Switch used for electronic equipment.
3.2.2 Operating Temperature Range: 0℃ ~ +125℃
3.2.3 Test Conditions Unless otherwise specified. The atmosphericconditions 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. It shall be conducted at the following conditions.
Ambient temperature:                         20±2℃
Relative humidity:                                60~70%
Air pressure:                                        86~106kPa (860~1060 mbar)

3.3Appearance construction and dimensions
3.3.1 AppearanceSwitch shall have good finishing, and no rust crack or plating failures.
3.3.2construction and dimensionsRefer to individual product drawing.

3.4. Electrical specifications

NO.

Items

Test Condition

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 “C” and 

terminal “NO”.

50mΩ MAX

3.4.2

Insulation resistance

Test voltage:500VDC, measured after

 1 min ±5s

Applied position: 1)Between terminal

 “C” and terminal “NO”

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 “C” and 

terminal “NO”:1000VAC (50~60Hz)

2)Between terminal and 

ground: 1500V AC(50~60Hz)

Nodielectric 

breakdown 

shall occur

3.5. Durability

No.

Item

Test Condition

Criteria

3.5.1

Cold

After testing at -25±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)

Nodielectric 

breakdown 

hall occur.

Operating 

characteristic 

(item 5.1):

Within 

specified 

value .

No 

abnormalities

 shall be 

recognized

 in appearance 

and 

construction。

 

 

3.5.2

Dry heat

After testing at 125±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.

Item

Test Condition

Criteria

 

3.7.1

 

Endurance

(According to

 UL61058)

1/4hp 250VAC

Switch shall be operated according 

to following sequence

(Test1~Test2)

 

Voltage

Current

Power

 Factor

Operation

 Rate

Operation

 Cycles

Test 1

250V

17.4A

0.4-0.5

6-10cycles/min

50cycles

Test 2

250V

2.9A

0.7-0.8

6-10cycles/min

50000cycles

 

5GPA 125/250VAC;4A ,30VDC

Switch shall be operated 50,000 cycles at 15~20cycles/min

Voltage proof(Cut-off current:0.5mA)

 

 

Insulation 

resistance

(item 4.2):

50MΩ MIN

Voltage proof:

Terminaland 

terminal:

1000VAC

No dielectric 

breakdown 

shall occur.

 

Operating 

characteristic 

(item 5.1):

Within 20% 

of specified
value .

 

6000 cycles 

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 15~20cycles/min

Voltage proof:Test voltage shall 

be applied for 1 min(50~60Hz, Cut-off current:0.5mA)

 

 

Insulation 

resistance

(item 4.2): 

50MΩ MIN

Voltage proof:

Terminal and 

terminal:

750VAC

Terminal 

and 

ground:

1125VAC

No dielectric 

breakdown 

shall 

occur.

Operating 

characteristic 

(item 5.1):

Within 

10%,-30% 

of specified
value .

Temperature 

rise:55℃ MAX

No 

abnormalities 

shall be 

recognized 

in appearance 

and 

construction

4. DRAWING & DIMENSION

5. CIRCUIT DIAGRAM

 

 

7.1

Packing material:

Plastic box / 

Double-layers paper carton

7.2

Packing number:

100  pieces  per  box;25 boxes  per  

inner  carton;4 inner  cartons  per 

shipping  cartons

7.3

Weight:

Gross Weight:   24kg

Net Weight:     21kg

7.4

Size:

500 x 530 x 240mm

Approved Rating

Mark

Reference No.

5GPA 125/250VAC 1/4hp 250VAC 25T125,5E4,50-60Hz

IP40; 4 A, 30 V dc 25T125,5E4, IP40

UL&CUL

E176231

5A250VAC 10E3 10T85

VDE

40012206

5A250VAC 1E4 10T85 5(2)A250VAC 5E4 T125

CQC

CQC04002011511

CQC09002029703

 

NEMKO

 

5A250VAC 10E3 10T85

SEMKO

1018469

 

FIMKO

 

5(2)A 125/250VAC 25T125,5E4,50-60Hz IP40 4 A, 

30 V dc 25T125,5E4, IP40

DEMKO

D-01298

5(2)A250VAC 5E4 T125

CE

AN50182430 0001

SH09050215A1-001

5(2)A250VAC 5E4 T125

TUV

R50087602

5(2)A 125/250VAC 25T125,5E4,50-60Hz IP40 4 A,

 30 V dc 25T125,5E4, IP40

ENEC

ENEC-00273

5A250VAC 10E3 10T85

EK

SU02030-6002A

5(2)A 125/250VAC 25T125,5E4,50-60Hz IP40 4 A, 

30 V dc 25T125,5E4, IP40

CB

DK-26396-UL

6. PARTS LIST
Note: Returned plastic should not exceed 20%.

NO.

quantity

Items

Material

1 1 NC terminal The brass strip H65 Plate with silver

2

1

Case

Engineering plastic PBT(UL94V—0)

3

1

NO Terminal

The brass strip H65 Plate with silver

4

1

Cover

Engineering plastic PBT(UL94V—0)

5

1

Support

The brass strip H65 Plate with silver

6

1

Plunger

Engineering plastic PPS-hGR40/41(UL94V-0)

7

1

Pull Spring

The stainless steel wire   1Cr18Ni9

8

1

Moving Piece

Tin bronze QSn6.5-0.1

9

1

Move Contact

AgNi10/Cu

10

1

Static contact

AgNi10/Cu

return