A27K1P-EA View Datasheet(PDF) - Nihon Kaiheiki Industry Co. Ltd.
Part Name
Description
Manufacturer
A27K1P-EA Datasheet PDF : 7 Pages
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Series A Process Sealed Subminiature Rockers
General Specifications
Electrical Capacity (Resistive Load)
Logic Level: 0.4VA maximum @ 28V AC/DC maximum
(Applicable Range 0.1mA ~ 0.1A @ 20mV ~ 28V)
Note: Find additional explanation of operating range in Supplement section.
Other Ratings
Contact Resistance:
Insulation Resistance:
Dielectric Strength:
Mechanical Life:
Electrical Life:
Nominal Operating Force:
Contact Timing:
Angle of Throw:
50 milliohms maximum
500 megohms minimum @ 500V DC
500V AC minimum for 1 minute minimum
100,000 operations minimum for On-None-On & On-Off-On
50,000 operations minimum for other circuits
50,000 operations minimum
2.73N (momentary); 1.84N (maintained)
Nonshorting (break-before-make)
26°
Materials & Finishes
Actuator or Toggle:
Case Housing:
Support Bracket:
Movable Contact:
Stationary Contacts:
Terminals:
Nickel plated brass
Glass fiber reinforced polyamide
Tin plated phosphor bronze
Phosphor bronze with gold plating
Brass with gold plating
Brass with gold plating
Environmental Data
Operating Temperature Range:
Humidity:
Vibration:
Shock:
–30°C through +85°C (–22°F through +185°F)
90 ~ 95% humidity for 240 hours @ 40°C (104°F)
10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range
& returning in 1 minute; 3 right angled directions for 2 hours
50G (490m/s2) acceleration (tested in 6 right angled directions, with 5 shocks in each direction)
Installation
Cap Installation Force: 39.23N (8.82 lbf) maximum downward force on actuator
PCB Processing
Soldering:
Cleaning:
Wave Soldering Recommended: See Profile A in Supplement section.
Manual Soldering: See Profile B in Supplement section.
Automated cleaning. See Cleaning specifications in Supplement section.
Standards & Certifications
UL Recognition
or CSA Certification: The A Series rockers have not been tested for UL recognition or CSA certification.
These switches are designed for use in a low-voltage, low-current, logic-level circuit.
When used as intended in a logic-level circuit, the results do not produce hazardous energy.
NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com 03-07
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