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W-KN-14B Datasheet(PDF) 1 Page - List of Unclassifed Manufacturers

Part No. W-KN-14B
Description  Standard Ordering Table – Pushbutton Switches – Panelmount Maintained and Momentary Action (SPDT)
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Maker  ETC2 [List of Unclassifed Manufacturers]
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MINIATURE SWITCHES
14
Litho in U.S.A GG
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
Cap
Cap
Terminal
Contact
Switch Series
Circuit
Size
Color
Type
Material
Other
++
+
+
+
+
Base P/N
Circuit
Cap Size
Suffix Numbers & Letters β€” Add to Base Catalog Number
Cap Color
Terminal Options
Contact Material-Type
Other Options
PB
PBS
Plunger Seal
PBW
Plunger & Panel
Seal
-123 β€” ON-NONE-ON
Push to make
contact and Push
again to reverse
action
-126 β€” ON-NONE-ON
*
Normally Open or
Normally Closed.
(For NC circuit
use Terminal 2 &
1, for NO. 2 & 3,
for NC and NO. 1,
2 & 3)
0 β€” No Cap
1 β€” .200 Dia.
2 β€” .310 Dia.
3 β€” 375 Dia.
0 β€” No Cap
1 β€” Black
2 β€” White
3 β€” Red
Z β€” Solder Lugs
C β€” Printed Circuit
Z3 β€” Quick Connect
W β€” .750” Wirewrap
W1 β€” .964” Wirewrap
W3 β€” .425” Wirewrap
W4 β€” 1.0625” Wirewrap
A β€” Right Angle P.C.
AV β€” Vertical P.C.
.100 Spacing
AV2 β€” Vertical P.C.
.150 Spacing
B β€” Gold/Nickel/
Brass
G β€” Gold/Nickel/
Silver
Q β€” Coin Silver
K β€”
L β€”
M β€”
Epoxy Sealed
Terminals
*Momentary Contact
Ratings are 0.4 VA-28 VAC or DC.
Same as B, G and Q respectively except terminals brass with tin nickel alloy over
Epoxy seal standard on all terminal options.
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.
APPROXIMATE DIMENSIONS
SPECIFICATIONS
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).
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
switch.
-126
-123
Operating Force
1.5 lb.
1.75 lb.
Pretravel
.043 Max. .106 Max.
Overtravel
.009 Min. .008 Min.
MATERIALS
Base (body) β€” Diallyl Phthalate.
Bushing β€” Brass, nickel plated.
Clamp (frame) β€” Stainless steel.
Switching Contacts and Rockers
Letter Code B β€” gold/nickel/brass
Letter Code G β€” gold/nickel/silver
Letter Code Q β€” Coin silver
Center Terminal
Letter Codes B, G β€” Gold flash/nickel/brass
Letter Code Q β€” Silver plated brass.
Hardware
PB and PBS Series
(2) W-NU-11 hex nuts
(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
PB
w /.375
CAP
PBS
w /.310
CAP
PBW
w /.200
CAP
MAINTAINED ACTION
MOMENTARY ACTION




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