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K Series Key insert switch (door switches)
K38 key insert switches are widely used in public transport and elevator,which prevent people activation or deactiveation of the signal system without authorized or using compartments or toilets that are disabled.
Features
● φ30mm
● Suitable to using of indoor or outdoor(IP67)
● Customer-specific key-insert profiles
● Used in comples and harsh environments
● Applicable for various switch positions
● Supports all contact structures
● Long service life
K38 六角
k38 三角
k38 四角
K38 四角8
Model specifications

Mounting size

φ30mm

Frontsize

φ38mm/φ40mm

Nut Height

15mm/19mm

Material

Front bezel: Stainless steel, Housing:    Plastic

Actions

2-positions/3-positions

Terminal

Screw M3.5

Operating temperature

-40℃~+70℃(without    freezing)

Storage temperature

-40℃~+80℃ (without    freezing)

Climate resistance

40~85%RH (without    frosting)

Protection degree

IP65/IP67

 

 

Rated insulation Voltage Ui

660V

Thermal Current Ith

10A

Operating Voltage

24V

48V

60V

110V

220V

380V

Operating Current

DC-13

6A

3A

—

1A

0.5A

—

AC-15

—

—

—

10A

6A

3A

Minimum  applicable load(reference value): 3VAC/DC·1 mA
Contact Material: Silver&  Gold-Silver

 

Dimensional drawing
K Series
Download
File name File type Update Date  
K Series Key insert switch (door switches) .PDF 01/07/2025 Download(568.36 KB)
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