China Wholesale Normally Closed Micro Switch Suppliers - DK4-BD-020 – Tongda
China Wholesale Normally Closed Micro Switch Suppliers - DK4-BD-020 – Tongda Detail:
(The defining characteristics of operation) |
(Operating Parameter) |
(Abbreviation) |
(Units) |
|
(Free Position) |
FP |
mm |
(Operating Position) |
OP |
mm |
|
(Releasing Position) |
RP |
mm |
|
(Total travel Position) |
TTP |
mm |
|
(Operating Force) |
OF |
N |
|
(Releasing Force) |
RF |
N |
|
(Total travel Force) |
TTF |
N |
|
(Pre Travel) |
PT |
mm |
|
(Over Travel) |
OT |
mm |
|
(Movement Differential) |
MD |
mm |
Switch technical Characteristics
(ITEM) |
(technical parameter) |
(Value) |
|
1 |
(Electrical Rating) | 10(1.5)A 250VAC | |
2 |
(Contact Resistance) | ≤50mΩ( Initial value) | |
3 |
(Insulation Resistance) | ≥100MΩ(500VDC) | |
4 |
(Dielectric Voltage) | (between non-connected terminals) | 500V/0.5mA/60S |
(between terminals and the metal frame) | 1500V/0.5mA/60S | ||
5 |
(Electrical Life) | ≥10000 cycles | |
6 |
(Mechanical Life) | ≥3000000 cycles | |
7 |
(Operating Temperature) | -25~105℃ | |
8 |
(Operating Frequency) | (electrical):15 cycles(Mechanical):60 cycles | |
9 |
(Vibration Proof) |
(Vibration Frequency):10~55HZ; (Amplitude):1.5mm; (Three directions):1H |
|
10 |
(Solder Ability): (More than 80% of immersed part shall be covered with solder) | (Soldering Temperature):235±5℃(Immersing Time):2~3S | |
11 |
(Solder Heat Resistance) | (Dip Soldering):260±5℃ 5±1S(Manual Soldering):300±5℃ 2~3S | |
12 |
(Safety Approvals) |
UL、CSA、TUV、ENEC |
|
13 |
(Test Conditions) | (Ambient Temperature):20±5℃(Relative Humidity):65±5%RH
(Air Pressure):86~106KPa |
Product detail pictures:



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Our enterprise since its inception, usually regards product top quality as business life, repeatedly enhance manufacturing technology, make improvements to product excellent and continuously strengthen enterprise total high quality administration, in strict accordance with all the national standard ISO 9001:2000 for China Wholesale Normally Closed Micro Switch Suppliers - DK4-BD-020 – Tongda , The product will supply to all over the world, such as: Tunisia , New Zealand , Frankfurt , We care about every steps of our services, from factory selection, product development & design, price negotiation, inspection, shipping to aftermarket. We have implemented a strict and complete quality control system, which ensures that each product can meet quality requirements of customers. Besides, all of our products have been strictly inspected before shipment. Your Success, Our Glory: Our aim is to help customers realize their goals. We are making great efforts to achieve this win-win situation and sincerely welcome you to join us.

Production management mechanism is completed, quality is guaranteed, high credibility and service let the cooperation is easy, perfect!

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