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B19LH Datasheet(PDF) 2 Page - Nihon Kaiheiki Industry Co. Ltd.

Part # B19LH
Description  Process Sealed Subminiature Antistatic Toggles
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Manufacturer  NKK [Nihon Kaiheiki Industry Co. Ltd.]
Direct Link  http://www.nkkswitches.com
Logo NKK - Nihon Kaiheiki Industry Co. Ltd.

B19LH 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
Process Sealed Subminiature Antistatic Toggles
Series B
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:
50 milliohms maximum
Insulation Resistance:
500 megohms minimum @ 500V DC
Dielectric Strength:
500V AC minimum for 1 minute minimum
Mechanical Life:
100,000 operations minimum for On-None-On & On-Off-On
50,000 operations minimum for other circuits
50,000 operations minimum for locking lever models
Electrical Life:
50,000 operations minimum
Nominal Operating Force:
Toggles A, A1, E & K with Long Paddle: 1.47N (momentary); 1.18N (maintained)
Toggles J & H & K with Short Paddle: 2.72N (momentary); 1.84N (maintained)
Toggle L: 0.59N
Contact Timing:
Nonshorting (break-before-make)
Angle of Throw:
26°
Materials & Finishes
Toggle:
Nickel plated brass
Bushing:
Carbon blended polyamide; nickel plated zinc alloy for locking levers & threaded bushing
Gasket:
Nitrile butadiene rubber
Case Housing:
Glass fiber reinforced polyamide
Support Bracket:
Tin plated phosphor bronze
Movable Contact:
Phosphor bronze with gold plating
Stationary Contacts:
Copper alloy with gold plating
Terminals:
Copper alloy with gold plating
Environmental Data
Operating Temperature Range:
–30°C through +85°C (–22°F through +185°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
& 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
Mounting Torque:
.30 ~ .45Nm (2.65 ~ 3.98 lbin) for A1 actuator with threaded bushing only
PCB Processing
Soldering:
Wave Soldering Recommended: See Profile A in Supplement section.
Manual Soldering: See Profile A in Supplement section.
Cleaning:
Automated cleaning. See Cleaning specifications in Supplement section.
Standards & Certifications
Flammability Standards:
UL94V-0 available
UL Recognition
The B Series toggles have not been tested for UL recognition or CSA certification.
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.


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