LA39-A(Φ22mm)

Novel structure, aesthetic appearance and complete varieties, ideal for industrial automation, medical apparatus and instruments, power, machinery, communication, transportation, metallurgy, and chemical industry as control components with superior quality, performance and reliability.


Important Parameters
  • Rated Insulation Voltage

    AC660V

  • Rated Thermal Current

    10A

  • Electrical Endurance

    ≥60万次

  • Rated Current

    for quick-action type, AC-15 220V/2.5A, 380V/1.5A, 660V/0.8A DC-13 24V/3.6A, 48V/1.8A, 110V/0.8A, 220V/0.4A, 440V/0.2A for slow-action type, AC-15 220V/6A, 380V/4A, 660V/2A DC-13 24V/6A, 48V/3A, 110V/1A, 220V/0.5A, 440V/0.25A

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Product Features

01

The metal actuation head is solid and safe, especially suitable for the applications of machinery industry with frequent operation and big vibration intensity. Mounting cut-outs: φ 22.5mm;

02

The customers can select the contact combination types as per their requirements with maximum six pairs of contacts. The leaf spring type actuation mechanism is adopted with the contact self-cleaning function and reliable contact;

03

Complete specifications, including momentary pushbuttons, maintained pushbuttons, illuminated pushbuttons, mushroom-head pushbuttons, knobs, key switches and E-stop pushbuttons etc.;

04

Five types of installation methods: installation with the inclined screws to prevent looseness, installation with the straight screws to save the installation space, simple installation with the nuts with/without fastening screws, fast and convenient installation by one hand;

05

The luminous body of the illuminated pushbutton applies pure super bright LED with the lightness above 100cd/m2;

06

The mechanical endurance of normal pushbuttons is above 3,000,000 times; the continuous illumination endurance of the illuminated pushpushbuttons is above 100,000 hours;

07

The symbol leaf or label frame can be provided according to the requirements of the operation instructions from the customers.

Technical Parameters

Main Parameters

Rated Insulation Voltage

AC660V

Power Frequency Withstand Voltage

AC1890V 50Hz .5s

Mechanical Endurance

3,000,000 times for normal pushbuttons and mushroom-head pushbuttons, 300,000 times for knobs, 100,000 times for maintained pushbuttons, 50,000 times for key switches and E-stop pushbuttons

Electrical Endurance

≥ 600,000 times

Ambient Temperature

-25℃~55℃

Storage Temperature

-30℃~70℃

Action Frequency

1,200 times per hour

Certificate

CCC、CE、RoHS

Compliance Standards

IEC 60947 / GB 14048.5

Degree of Protection

LA39-A: IP54 (ZY/ZL/Y/YS/Z1/Z2/Z3/TCY: IP40) LA39-B: IP40 LA39-C: IP54 LA39-A/B flat head round button can be combined with F17 to achieve IP67

Altitude

Not more than 2,000m

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