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W-KN-12

更新时间： 2024-11-21 00:31:03
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其他 - ETC 光电二极管
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3页 201K
描述
Standard Ordering Table – Pushbutton Switches – Panelmount Maintained and Momentary Action (SPDT)

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W-KN-12 数据手册

 浏览型号W-KN-12的Datasheet PDF文件第2页浏览型号W-KN-12的Datasheet PDF文件第3页 
MINIATURE SWITCHES  
Standard Ordering Table – Pushbutton Switches – Panelmount Maintained  
and Momentary Action (SPDT)  
HOW TO ORDER YOUR DESIGN (Bold Face Type indicates items normally in Distributor Stock)  
Following the table from left to right, the designer is able to specify  
the options wanted. The options are described and illustrated on  
pages 15-16.  
To determine a part number select the options desired and fill in  
the boxes in the selection guides illustrated below.  
Pushbutton Switch Selection Guide  
Pushbutton  
Switch Series  
Cap  
Size  
Cap  
Color  
Terminal  
Type  
Contact  
Material  
Circuit  
Other  
+
+
+
+
+
+
Suffix Numbers & Letters — Add to Base Catalog Number  
Base P/N  
Circuit  
Cap Size  
Cap Color  
Terminal Options  
Contact Material-Type  
Other Options  
-123 — ON-NONE-ON  
Push to make  
0
1
2
3
— No Cap  
— .200 Dia.  
— .310 Dia.  
— 375 Dia.  
0
1
2
3
— No Cap  
Z — Solder Lugs  
C — Printed Circuit  
Z3 — Quick Connect  
W — .750” Wirewrap  
W1 — .964” Wirewrap  
W3 — .425” Wirewrap  
W4 — 1.0625” Wirewrap  
A — Right Angle P.C.  
AV — Vertical P.C.  
.100 Spacing  
B — Gold/Nickel/  
Brass  
G — Gold/Nickel/  
Epoxy Sealed  
Terminals  
PB  
contact and Push  
again to reverse  
action  
— Black  
— White  
— Red  
Silver  
Q — Coin Silver  
K —  
L —  
-126 — ON-NONE-ON*  
Normally Open or  
Normally Closed.  
(For NC circuit  
PBS  
Plunger Seal  
M —  
use Terminal 2 &  
1, for NO. 2 & 3,  
for NC and NO. 1,  
2 & 3)  
PBW  
Plunger & Panel  
Seal  
AV2 — Vertical P.C.  
.150 Spacing  
*Momentary Contact  
Ratings are 0.4 VA-28 VAC or DC.  
Epoxy seal standard on all terminal options.  
Same as B, G and Q respectively except terminals brass with tin nickel alloy over  
nickel plate. Consult factory for availability  
EXAMPLES:  
PB-12331ZQ = Maintained (Push-Push) circuit, .375” Black Cap, Solder Lug Terminals, Silver Contacts, 6 Amp Rating and Epoxy Sealed  
Terminals  
PBW-12613CB = Plunger & Panel Seal, Momentary circuit, .200” Red Cap epoxy sealed Printed Circuit Terminals and 50 Millionths Gold  
over Brass contacts.  
SPECIFICATIONS  
MATERIALS  
Contact Rating – Letter codes G and Q – 6 amp at 125 VAC, 3 amp  
at 250 VAC (U.L. recognized, CSA certified) or 6 amp at 28 VDC resistive.  
Letter codes B and G – 0.5. volt-amp (VA) maximum @ 28 V  
maximum (AC or DC).  
Base (body) — Diallyl Phthalate.  
Bushing — Brass, nickel plated.  
Clamp (frame) — Stainless steel.  
Switching Contacts and Rockers  
Letter Code B — gold/nickel/brass  
Letter Code G — gold/nickel/silver  
Letter Code Q — Coin silver  
Center Terminal  
Letter Codes B, G — Gold flash/nickel/brass  
Letter Code Q — Silver plated brass.  
Hardware  
PB and PBS Series  
(2) W-NU-11 hex nuts  
Life Under Load (Resistive)  
Alternate Action Suffix – 123; 100,000 make-and break cycles  
Momentary Action Suffix – 126; 60,000 make-and-break cycles  
Initial Contact Resistance – 10 milliohms max. 3 VDC, 100 ma for  
both silver and gold plated contacts.  
Insulation Resistance – 1,000 MBG.  
Dielectric Strength – 1,000 volts rms at sea level.  
Bushing Strength – 12 pound-inches without physical damage to  
(1) W-WA-16 internal tooth lockwasher  
PBW Series  
(1) W-NU-11 hex nut  
(1) W-WA-16 internal tooth lockwasher  
(1) W-WA-44 neoprene panel seal  
switch.  
-126  
-123  
Operating Force  
Pretravel  
1.5 lb.  
1.75 lb.  
.043 Max. .106 Max.  
.009 Min. .008 Min.  
Overtravel  
1 4  
Litho in U.S.A GG  
123

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