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UB225SKG03N-4JA Datasheet(PDF) 2 Page - Nihon Kaiheiki Industry Co. Ltd.

Part # UB225SKG03N-4JA
Description  Low Profile Pushbuttons
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Manufacturer  NKK [Nihon Kaiheiki Industry Co. Ltd.]
Direct Link  http://www.nkkswitches.com
Logo NKK - Nihon Kaiheiki Industry Co. Ltd.

UB225SKG03N-4JA Datasheet(HTML) 2 Page - Nihon Kaiheiki Industry Co. Ltd.

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NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com
03-07
Low Profile Pushbuttons
Series UB2
General Specifications
Electrical Capacity (Resistive Load)
Power Level (code W):
5A @ 125/250V AC or 5A @ 30V DC
Logic Level (code G):
0.4VA maximum @ 28V AC/DC maximum
(Applicable Range 0.1mA ~ 0.1A @ 20mV ~ 28V)
Note: Find additional explanation in Supplement section.
Other Ratings
Contact Resistance:
50 milliohms maximum for silver; 100 milliohms maximum for gold
Insulation Resistance:
200 megohms minimum @ 500V DC
Dielectric Strength:
1,000V AC minimum between contacts for 1 minute minimum;
1,500V AC minimum between contacts & case for 1 minute minimum
Mechanical Life:
1,000,000 operations minimum for momentary;
200,000 operations minimum for alternate action
Electrical Life:
10,000 operations minimum for silver;
200,000 operations minimum for gold
Nominal Operating Force:
Single Pole: 1.90N
Double Pole: 2.55N
Contact Timing:
Break before make
Travel:
Pretravel .067” (1.7mm); Overtravel .024” (0.6mm); Total Travel .091” (2.3mm)
Materials & Finishes
Housing/Bezel:
Glass fiber reinforced polyamide (UL94V-0)
Snap-in Frame:
Stainless steel
Movable Contactor:
Phosphor bronze
Movable Contacts:
Silver alloy or copper with gold plating
Stationary Contacts:
Silver alloy or copper with gold plating
Terminals:
Phosphor bronze with silver or gold plating
Base:
Glass fiber reinforced liquid crystal polymer (UL94V-0)
Environmental Data
Operating Temp Range:
–25°C through +70°C (–4°F through +158°F)
Humidity:
90 ~ 95% humidity for 240 hours @ 40°C (104°F)
Vibration:
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
Shock:
50G (490m/s2) acceleration (tested in 6 right angled directions, with 5 shocks in each direction)
Installation
Cap Installation Force:
15.0N maximum downward force on cap
Processing
Soldering:
Wave Soldering (PC version): See Profile A in Supplement section.
Manual Soldering: See Profile A in Supplement section.
Cleaning:
These devices are not process sealed. Hand clean locally using alcohol based solution.
Standards & Certifications
Flammability Standards:
UL94V-0 housing/bezel & base
UL & C-UL Recognized:
All single & double pole models recognized at 5A @ 125/250V AC or 0.014A @ 28V DC;
UL File No. WOYR2.E44145 & C-UL File No. WOYR8.E44145;
add “/U” to end of part number to order UL mark on switch & add “/U-C” to end of
part number to order C-UL mark on switch (equivalent to CSA certification).
R


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