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Dongguan Yusheng Electronics Co., Ltd.

  • China,Dongguan ,Guangdong
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China KSD9700 BK05 Thermostat Plastic shell 40C Normally closed Thermal switch
China KSD9700 BK05 Thermostat Plastic shell 40C Normally closed Thermal switch

  1. China KSD9700 BK05 Thermostat Plastic shell 40C Normally closed Thermal switch

KSD9700 BK05 Thermostat Plastic shell 40C Normally closed Thermal switch

  1. MOQ: 1000PCS
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms T/T, Western Union
Supply Ability 2,000,000PCS per Month
Delivery Time 5-7 working days
Packaging Details 4000pcs per Carton, Carton Size:280*260*320mm
Name Thermal cutoff switch
Model BK05-A
Contact Type Normally Closed or Normally Open
Temperature range 50-150℃
Case Metal
Rated Volts & Amps 250V AC 5A/10A
Certificate CQC, UL ,TUV
Lead Wire UL3135 AWG18, AWG20, AWG22, or Customized
Life Cycle 10,000 cycles
Lead Wire Length L1=L2=70mm(standard), can be customized
Brand Name Yusheng
Model Number BK05-A
Certification CQC,TUV,UL,VDE,ROHS
Place of Origin CHINA

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T, Western Union Supply Ability 2,000,000PCS per Month
Delivery Time 5-7 working days Packaging Details 4000pcs per Carton, Carton Size:280*260*320mm
Name Thermal cutoff switch Model BK05-A
Contact Type Normally Closed or Normally Open Temperature range 50-150℃
Case Metal Rated Volts & Amps 250V AC 5A/10A
Certificate CQC, UL ,TUV Lead Wire UL3135 AWG18, AWG20, AWG22, or Customized
Life Cycle 10,000 cycles Lead Wire Length L1=L2=70mm(standard), can be customized
Brand Name Yusheng Model Number BK05-A
Certification CQC,TUV,UL,VDE,ROHS Place of Origin CHINA

KSD9700 Temperature Controller Switch, H20 Thermal Cutoff Fuse 250V 5A 10A 50-150 Deg C

 
Quick Detail:

 

Model BK05-A
Reset Type Auto Reset
  Single Pole,Single Throw(SPST)
Case Material: Plastic or Metal
Rated Voltage & Current 250V AC 5A/10A
Contact Type Normally Closed(Open on Rise) or Normally Open(Close on Rise)
Operating Temperature Range 45~150℃
Temperature tolerance ±5.0℃
Contact Resistance ≤50mΩ
Insulation Resistance ≥100MΩ
Dielectric Strength ≥1500V
Life Cycle 10,000 Cycles
Certificate CQC,TUV,UL,VDE,ROHS,REACH

 
1  Product application:

 

BK05-A thermal protector has the characteristics of small volume, insulation of Shell, sensitive action, long service life and so on, and is widely used Suitable for split horsepower motor, light ballast, transformer, Automobile Motor, integrated circuit and general electrical equipment Double protection of overheating and overcurrent.

 

2 Structural features:


BK05-A series of thermal protectors are bimetallic sheets with a certain geometric shape, without auxiliary mechanism, only relying on the self-contained bimetallic sheets Body temperature and current thermal effect make the state of bimetallic components change rapidly, and directly drive the contact to realize automatic cut-off and connection. Circuit, plays a role in overheating and overload protection.

 

 
3 Structural Drawing

 

 

No. Name Material Qty
1 Case PBT 1
2 Moveable spring piece Beryllium bronze 1
3 Bimetallic strip BR-1 1
4 Moveable contact AgNi10/Cu 1
5 Sealing Epoxy resin Few
6 Lead wire 0.75mm² black silicon wire 2
7 Base Brass H62 1
8 Stationary Contact piece AgNi10/Cu 1
9 Insulation blcok PBT-VG30 1
10 Tinning Tin Few

 

 

4 Product appearance

Plastic case: 15mm × 6.5mm × 3.1mm The shell of the thermal protector shall not have burrs, cracks, deformation, corrosion and other phenomena; The logo should be correct, correct, clear and durable;

5 Product Performance

5.1 Rated current (COS =0.7) DC24V-10A, AC250V-5A 5.2 Disconnect temperature: 30℃ ~ 150℃ Reset temperature: 20℃ ~ 110℃(see the drawing for details). 5.3 Tensile test: the lead end of the product should be able to withstand tension greater than or equal to 20N, and the wire will not break or slip out. 5.4 Insulation voltage: a. The product should be able to withstand AC660V between the leads at the time of disconnection, lasting for 1min without breakdown and flashover phenomenon; b. The product can withstand AC1800V between the lead and the insulating shell for 1S without breakdown and flashover phenomenon; 5.5 Insulation resistance: Under normal conditions, the insulation resistance between the lead wire and the insulation housing should be more than 100MΩ. 5.6 Contact resistance: The contact resistance of the product shall not be greater than 50mΩ. 5.7 High temperature resistance test: The product is placed in the air environment above the rated operating temperature of 50℃ for 96h. 5.8 Low temperature resistance test: The product is placed in -40℃ air environment for 96h. 5.9 Anti-vibration test: the thermal protector should be able to withstand the amplitude of 1.5mm, the frequency change of 10 ~ 55Hz, the scanning change cycle of 3 ~ 5 times /min, Vibration direction X, Y, Z, each direction of continuous vibration for 2h. 5.10 Drop test: The product falls freely once from a height of 0.7m. 5.11 Compression test: The product should be able to withstand 100N static pressure for 1min. After 5.7,5.8,5.9,5.10 and 5.11 tests, the following conditions should be met: a. The change of disconnection temperature should be within +7℃ of the initial value; b. Contact resistance should be less than 100mΩ; c. The shape should have no obvious deformation; d. The conductor has no cracking damage.

6 Service Life

Under the condition of rated voltage, current and power factor of 0.7, the product is operated 4000 times by an external heat source, and the following conditions should be met: a disconnect temperature change should be within the initial value of +5℃; b Contact resistance should be below 50mΩ; c Continue the test to 6000 times can move.

7 Other Matters:

7.1 The heating rate of the disconnected temperature detection should be controlled as 1℃/1min; 7.2 The product cannot bear strong impact force and compression force during use;

Heat protector effect diagram: product model, operating temperature, certification mark, etc. are shown in the following figure.

Competitive Advantages:

 

8 Thermal protector action reset temperature reference table

 

Tag:


Snap-action Thermostat, Resetable Thermal Cutoff Switch, Temperature Cutoff Switch

 

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Trading Company

  • Year Established:

    2018

  • Total Annual:

    1500,000-2200,000

  • Employee Number:

    101-~128

  • Ecer Certification:

    Site Member

Dongguan Yusheng Electronics Co., Ltd.   Dongguan Yusheng Electronics Co., Ltd. is located in Dongguan, Guangdong, China. We are specialized in snap disc thermal switches, bimetal thermal protectors, electric motor thermal switched, miniature thermal switched, EMI EMC filters, NTC tempera... Dongguan Yusheng Electronics Co., Ltd.   Dongguan Yusheng Electronics Co., Ltd. is located in Dongguan, Guangdong, China. We are specialized in snap disc thermal switches, bimetal thermal protectors, electric motor thermal switched, miniature thermal switched, EMI EMC filters, NTC tempera...

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  • Reach Us
  • Dongguan Yusheng Electronics Co., Ltd.
  • No.3048, 3rd Building International Plastic City, Renzi Yuan Village, Xiegang Town, Dongguan Guangdong,China
  • https://www.snapdiscthermalswitch.com/

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