KW3A-B16TSWC Hot Sale KW3A Micro Snap Action Switch Tab Terminal
Series:KW3A series
Type:KW3A-B16TSWC
Construction category:D type
Operation method:Snap Action
Configuration:Single-Pole Single-Throw (SPST)
Terminal form:Tab Terminal 8 x 0.8 mm
Mounting:via side mounting holes
Protection:IP40
- 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-B16TSWC
Construction category:D type
Operation method:Snap Action
Configuration:Single-Pole Single-Throw (SPST)
Terminal form:Tab Terminal 8 x 0.8 mmMounting:via side mounting holes
Protection:IP40
3.1OPERATING CHARACTERISTICSCharacteristics
Units
Standards
Note
Actuating Force
N
3.5Max
Original 3.5 Max.
Release Force
N
0.4 Min
Original 0.4 Min.
Pertravel
mm
1.3 Max
Original 1.3 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 position3.2 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 specificationsNO.
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.
1)Variable temperature
range :235±5℃;
2)Dip 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 carton6.2
Packing number:
125 pieces per box
5 box per inner carton
4 inner cartons per shipping carton
Each shipping carton 2500 pieces6.3
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 Spring Carbon spring steel thread C-72# 4
1
Case
Plastic PBT4308
5
1
Plate Moving
Brass alloy H62, Silver Plated
6
1
Support
Brass alloy H65, Silver Plated
7 1 Static Contact AgNi10/Cu 8
1
Terminal
Brass alloy H65, Silver Plated
9
1
Move Contact
AgNi10/Cu
10
1
Spring
Beryllium bronze QBe2
11 1 PUT Base Nylon1300S
12 1 Axies of rotation Nylon1300S 13 1 PUT Axies Nylon1300S 14
1
Cover
Plastic PBT4308