LA39-A1-11/G APT Flat Green Push Button

LA39-A1-11/G APT Flat Green Push Button

Specifications

The LA39-A1-11/G is a flat, momentary push-button switch from the APT LA39-A1 series. It is designed for industrial control, automation panels, and instrumentation applications.

Mechanical & Physical Properties

• Button Type: Flat push-button with a circular metal bezel

• Mounting Cut-out: Ø22 mm panel hole

• Bezel Material: Metal, providing durability and a premium finish

• Actuation: Momentary (spring return) — returns to the original position when released

• Appearance: Elegant, streamlined design with inclined screws for secure installation

Performance & Ratings

• Rated Insulation Voltage: AC 600 V (50 Hz)

• Conventional Thermal Current: 10 A

• Mechanical Endurance: 3 × 10⁶ cycles

• Electrical Endurance: 6 × 10⁵ cycles

• Contact Resistance: Less than 50 mΩ

• Protection Rating: IP54 — protection against dust ingress and splashing water

• Certifications: CCC, CE, RoHS compliant

Electrical & Contact Configuration

• Contact Type: 1 NO (Normally Open) + 1 NC (Normally Closed) contact pair

Broader LA39 Series Capabilities

• Rated Insulation Voltage (Series): AC 660 V

• Rated Current (Quick-Action Type):

• AC-15: 220 V/2.5 A, 380 V/1.5 A, 660 V/0.8 ADC-13: 24 V/3.6 A, 48 V/1.8 A, 110 V/0.8 A, 220 V/0.4 A, 440 V/0.2 A

• Electrical Endurance (Slow-Action Type): Higher ratings such as AC-15 at 220 V/6 A, etc.

• Installation Cut-outs: Ø22.5 mm

• Design Features: Robust metal head, self-cleaning leaf spring contacts, up to six pairs of contacts in some versions

Summary Table

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