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

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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Fast and very good quotations, informed advisers to help you choose the correct merchandise that suits all your preferences, a short creation time, responsible excellent command and different companies for paying and shipping affairs for China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda , The product will supply to all over the world, such as: Russia , Kyrgyzstan , Provence , Our company always committed to meet your quality demand, price points and sales target. Warmly welcome you open the boundaries of communication. It is our great pleasure to service you if you need a trusted supplier and value information.
    • The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!
    5 Stars By Nelly from Suriname - 2018.09.21 11:01
    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 Jean Ascher from Jordan - 2018.09.21 11:01
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