Subminiature Pushbuttons
Series HB
General Specifications
Electrical Capacity (Resistive Load)
Power Level (code W):
0.1A maximum @ 30V AC/DC
Other Ratings
Contact Resistance:
Insulation Resistance:
Dielectric Strength:
Mechanical Life:
Electrical Life:
Nominal Operating Force:
Contact Timing:
Travel:
50 milliohms maximum
100 megohms minimum @ 500V DC
500V AC minimum for 1 minute minimum
100,000 operations minimum
50,000 operations minimum
3.43N
Nonshorting (break before make)
Pretravel .087” (2.2mm); Overtravel .031” (0.8mm); Total Travel .118” (3.0mm)
Materials & Finishes
Housing:
Base:
Movable Contact:
Stationary Contacts:
Common Terminal:
End Terminals:
Lamp Terminals:
Glass fiber reinforced polyamide
Glass fiber reinforced polyamide
Phosphor bronze with silver plating
Phosphor bronze with silver plating
Phosphor bronze with silver plating
Phosphor bronze with silver plating
Phosphor bronze with silver plating
Environmental Data
Operating Temp Range:
Humidity:
Vibration:
Shock:
–25°C through +50°C (–13°F through +122°F)
90 ~ 95% humidity for 96 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/s
2
) acceleration (tested in 6 right angled directions, with 5 shocks in each direction)
Installation
Mounting Torque:
Cap Installation Force:
Soldering Time & Temperature:
0.49Nm (4.34 lb
•
in) maximum for round mounting nut
9.8N (2.2 lbf) maximum downward force on cap
Manual Soldering: See Profile A in Supplement section.
Standards & Certifications
UL & C-UL
Recognized:
R
All models recognized at 0.1A @ 30V AC/DC;
UL File No. WOYR2.E44145;
add “/U” to end of part number to order UL mark on switch.
C-UL File No. WOYR8.E44145;
add “/C-UL” to end of part number to order C-UL mark on switch.
NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com
03-07
NKK [ NIHON KAIHEIKI INDUSTRY CO. LTD. ]
