China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda


China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda

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China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda Detail:

(The defining characteristics of operation)

(Operating Parameter)

(Abbreviation)

(Units)

 pdd

(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:

China Wholesale Normally Closed Momentary Switch Suppliers -
 DK4-BD-020 – Tongda detail pictures

China Wholesale Normally Closed Momentary Switch Suppliers -
 DK4-BD-020 – Tongda detail pictures

China Wholesale Normally Closed Momentary Switch Suppliers -
 DK4-BD-020 – Tongda detail pictures


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With our loaded working experience and thoughtful products and services, we've got been acknowledged as a reputable supplier for most international buyers for China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda , The product will supply to all over the world, such as: Colombia , Qatar , Czech Republic , We now have established long-term, stable and good business relationships with many manufacturers and wholesalers around the world. Currently, we've been looking forward to even greater cooperation with overseas customers based on mutual benefits. You should feel free to contact us for more details.
  • The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.
    5 Stars By Leona from Italy - 2017.10.27 12:12
    It is really lucky to meet such a good supplier, this is our most satisfied cooperation, I think we will work again!
    5 Stars By Elva from Kuala Lumpur - 2017.08.18 11:04
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