AT478JC NKK Switches

R Series LB Illuminated Standard Size Pushbutton Switches TYPICAL SWITCH ORDERING EXAMPLE 5C 12 LB 1 5 S K W01 JC LAMPS CAP TYPES & COLORS Incandescent Lamp used with Solid Cap Solid Cap: Lens/Filter Colors SHAPES POLES HOUSING 00 No Lamp BJ White/Clear 1 SPDT S Square K Black 05 5-volt CJ Red/Clear 2 DPDT G Gray C Round 12 12-volt EJ Yellow/Clear R Rectangular 28 28-volt FJ Green/Clear GJ Blue/Clear Incandescent or Neon used w/Insert Cap Insert Cap: Lens/Filter Colors CIRCUITS CONTACTS & TERMINALS JB Clear/White 00 No Lamp 5 ON (ON) Silver Contacts and JC Clear/Red 01 110-volt Neon W01 ( ) = Momentary Solder Lug/Quick Connect Terminals JE Clear/Yellow 05 5-volt Incandescent 3A 125/250V AC 6 ON ON *JF Clear/Green 12 12-volt Incandescent Gold Contacts and Alternate Action *JG Clear/Blue 28 28-volt Incandescent G01 Solder Lug/Quick Connect Terminals with Latchdown * JF & JG not suitable with neon. 0.4VA 28V AC/DC Standard LED used w/LED Cap LED Cap: Lens/Diffuser Colors C Red JB Clear/White D Amber JC Clear/Red DESCRIPTION FOR TYPICAL ORDERING EXAMPLE F Green JD Clear/Amber LB15SKW01-5C12-JC JF Clear/Green Bright LED used w/LED Cap LED Cap: Lens/Diffuser Colors Colors Resistor JB Clear/White No Code No Resistor 12-volt Bright LED with Resistor Clear Cap with Red Diffuser 5C Red JC Clear/Red 05 5-volt JD Clear/Amber 5D Amber 12 12-volt JF Clear/Green SPDT ON-(ON) Circuit 5F Green 24 24-volt Square Shape Super Bright LED used w/LED Cap LED Cap: Lens/Diffuser Colors Black Housing 6B White JB Clear/White Silver Contacts and 6F Green Solder Lug/Quick Connect Terminals 6G Blue rated 3A 125/250V AC LED used with Spot Illuminated Cap Spot Illuminated Cap Colors 1C Red Single Color A Black Available in 1D Amber Single Color IMPORTANT: B White square and 1F Green Single Color C Red Switches are supplied without UL round only. & CSA marking unless specified. CF Red/Green Bicolor F Green Specific models & ratings noted on General Specifications page. Nonilluminated Cap Colors Nonilluminated A Black E Yellow G Blue 00 No Lamp B White F Green H Gray C Red General Specifications Dimensions NKK Switches email: sales nkkswitches.com Phone (480) 991-0942 Fax (480) 998-1435 www.nkkswitches.com 5-8-01R Series LB Standard Size Pushbutton Switches GENERAL SPECIFICATIONS Electrical Capacity (Resistive Load) Power Level (silver): 3A 125V AC or 3A 250V AC or 3A 30V DC Logic Level (gold): 0.4VA maximum 28V AC/DC maximum Note: See Supplement Index to find explanation of operating range. 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 1,500V AC minimum between contacts & case Mechanical Life: 1,000,000 operations minimum for momentary circuit 200,000 operations minimum for maintained circuit Electrical Life: 100,000 operations minimum Nominal Operating Force: 450 grams Contact Timing: Nonshorting (break-before-make) Travel for Momentary Circuit: 1.9mm (.075 ) pretravel 1.1mm (.043 ) overtravel 3.0mm (.118 ) total travel Travel for Maintained Circuit: 2.2mm (.087 ) pretravel 0.8mm (.031 ) overtravel 3.0mm (.118 ) total travel Materials & Finishes Housing: Glass fiber reinforced polyamide Snap-in Frame: Stainless steel Movable Contact: Silver alloy or copper with gold plating over nickel plating Stationary Contacts: Silver alloy or copper with gold plating over nickel plating Base: Diallyl phthalate Common Terminals: Phosphor bronze with silver or gold plating End Terminals: Phosphor bronze with silver or gold plating Lamp Terminals: Phosphor bronze with silver plating Environmental Data Operating Temp Range: -25C through +50C (-13F through +122F) for illuminated -25C through +70C (-13F through +158F) for nonilluminated Note: When used with a polyvinyl chloride splash cover, the lowest limit is 0C (32F) Humidity: 93% humidity for 96 hours 40C (104F) 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 acceleration (tested in 6 right angled directions, with 5 shocks in each direction) Sealing: Not available for snap-in see panel seal section. Installation Cap Installation Force: 0.4 kg (.88 lb) maximum downward force on actuator Quick Connect Force: 5.4 kg (11.9 lbs) maximum downward force on connector Soldering Time & Temperature: 3 seconds 350C or 5 seconds 270C Process Seal: Not available Standards & Certifications Flammability Standards: UL94V-0 base UL Recognized: All models recognized at 3A 125V or 250V AC or 0.4VA maximum 28V AC/DC maximum UL File No. E44145 CSA Certified: All models certified at 3A 125V or 250V AC or 0.4VA maximum 28V AC/DC maximum CSA File Nos. LR23535 NKK Switches email: sales nkkswitches.com Phone (480) 991-0942 Fax (480) 998-1435 www.nkkswitches.com 5-8-01