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B28AH-JH PDF预览

B28AH-JH

更新时间: 2024-11-06 12:42:27
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OHMITE /
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描述
General Specifications

B28AH-JH 数据手册

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Series B  
Process Sealed Subminiature Antistatic Toggles  
A 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  
The B Series toggles 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.  
A12  
www.nkk.com  

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