Datasheet

Light Touch Miniature Pushbuttons Series EB
www.nikkaiswitches.com • Nihon Kaiheiki • Phone [phone] • Fax [phone]
3-07
General Specications
Electrical Capacity (Resistive Load)
Power Level (No code or P): 3A @ 125V AC for silver contacts
Logic Level (code G or PG): 0.4VA maximum @ 28V AC/DC maximum for gold contacts
(Applicable Range 0.1mA ~ 0.1A @ 20mV ~ 28V)
Note: Find additional explanation of operating range in Supplement section.
Other Ratings
Contact Resistance: 10 milliohms maximum for silver; 20 milliohms maximum for gold
Insulation Resistance: 1,000 megohms minimum @ 500V DC
Dielectric Strength: 1,000V AC minimum between contacts for 1 minute minimum;
1,500V AC minimum between contacts and case for 1 minute minimum
Mechanical Life: 100,000 operations minimum
Electrical Life: 25,000 operations minimum for silver;
50,000 operations minimum for gold
Nominal Operating Force: Single Pole: 2.35N for Momentary and 2.65N for Alternate Action
Double Pole: 2.94N for Momentary and 3.63N for Alternate Action
Travel: Momentary: Pretravel .047” (1.2mm); Overtravel .016” (0.4mm); Total Travel .063” (1.6mm)
Alternate: Pretravel .071” (1.8mm); Overtravel .016” (0.4mm); Total Travel .087” (2.2mm)
Materials & Finishes
Plunger: Brass with chrome plating for Momentary; brass with nickel plating for Alternate
Bushing: Brass with nickel plating
Frame: Stainless steel
Case: Melamine phenolic resin (UL94V-0)
Movable Contacts: Copper with silver or gold plating
Stationary Contacts: Silver with silver or gold plating
Terminals: Copper with silver or gold plating
Environmental Data
Operating Temp Range: –10°C through +70°C (+14°F through +158°F)
Humidity: 90 ~ 95% humidity for 96 hours @ 40°C (104°F)
Vibration: 10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range and returning
in 1 minute; 3 right angled directions for 2 hours
Shock: 50G (490m/s
2
) acceleration (tested in 6 right angled directions, with 5 shocks in each direction)
Installation
Mounting Torque: 1.47Nm (13.0 lb•in) for double nut; 0.68Nm (6.0 lb•in) for single nut
Cap Installation Force: 78.5N (17.65 lbf) maximum downward force on actuator
Soldering Time & Temp: Wave Solder (Straight PC): See Prole B in Supplement section.
Manual Soldering: See Prole B in Supplement section.
Cleaning: These devices are not process sealed. Hand clean locally using alcohol based solution.
Standards & Certifications
Flammability Standards: UL94V-0 case
UL Recognized: All single and double pole models recognized at 3A @ 125V AC; UL File No. WOYR2.E44145;
add “/U” to end of part number to order UL mark on switch.
C-UL Recognized: All single and double pole models recognized at 3A @ 125V AC; UL File No. WOYR8.E44145;
add “/C-UL” to end of part number to order C-UL mark on switch.
CSA Certied: Single pole solder lug and PC models certied at 3A @ 125V AC; double pole PC models certied
at 3A @ 125V AC; CSA File No. 023535-0-000;
add “/C” to end of part number to order CSA mark on switch.
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