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WT121L21D9W4K

Description
Toggle Switch, SPDT, On-off-on, Wire Wrap Terminal, Toggle Actuator, Through Hole-straight
CategoryMechanical and electronic products    switch   
File Size229KB,4 Pages
ManufacturerElectroswitch
Download Datasheet Parametric View All

WT121L21D9W4K Overview

Toggle Switch, SPDT, On-off-on, Wire Wrap Terminal, Toggle Actuator, Through Hole-straight

WT121L21D9W4K Parametric

Parameter NameAttribute value
Objectid309527516
Reach Compliance Codeunknown
ECCN codeEAR99
Actuator angle25 deg
Executor completedBRIGHT CHROME
Actuator length0.62 inch
Actuator typeTOGGLE
body width7.1374 mm
body height10.287 mm
Body length or diameter13.5128 mm
Casing diameter0.251 inch
Nozzle length0.28 inch
center contact materialBRASS
Center contact platingGOLD
Contact (DC) maximum rated power R load0.5VA@28VDC
Contact functionON-OFF-ON
Contact resistance0.01 mΩ
contact timeMAKE-BEFORE-BREAK
Dielectric withstand voltage1400VAC V
Electrical life60000 Cycle(s)
End contact materialBRASS
End contact platingGOLD
Insulation resistance1000000000 Ω
insulator materialTHERMOPLASTIC
Manufacturer's serial numberWT
Installation featuresTHROUGH HOLE-STRAIGHT
Maximum operating temperature85 °C
Minimum operating temperature-30 °C
sealEPOXY
surface mountNO
switch functionSPDT
Switch typeTOGGLE SWITCH
Terminal surfaceTIN/NICKEL
Terminal length1.027 inch
Terminal materialBRASS
Termination typeWIRE WRAP
MINIATURE SWITCHES
Ordering Table — Washable Toggle Switches
Designed to be wave soldered along with other Printed Circuit Board Components and withstand associated cleaning processes.
HOW TO ORDER YOUR DESIGN
(Bold Face Type indicates items normally in Distributor Stock)
To determine a part number select the options desired and fill in
Following the table from left to right, the designer is able to specify
the boxes in the selection guides illustrated below.
the options wanted. The options are described and illustrated on
The following pages.
WashableToggle Switch Selection Guide
Poles
and
Throw
Toggle
Series
Circuit
Lever
Options
Lever
Finish
Bushing
Options
Terminal
Type
Contact
Material
+
+
+
+
+
+
+
Series
Type
Toggle
Code
WT
Poles and Throw
No.
SPDT
DPDT
Code
1
2
ON
ON
ON
ON*
ON
ON
ON
ON*
Circuits
Keyway
Code
POS. "C"
OFF
NONE
NONE
OFF
OFF
ON
ON
ON
ON
ON
ON*
ON*
ON*
ON
ON*
ON*
21
23
26
27
31
32
33
35
Lever Options and Finishes
Type
.940 BAT.
.740 BAT.
.650 BAT.
Long Mod Cap
Short Mod Cap
.510 BAT.
.300 BAT.
Code
L0
L1
L2
L3
L4
S
M
Finish
Bright Chrome
Black
Black Nylon
Red Nylon
White Nylon
Code
1
3
4
5
6
Bushing Options
Type
.250 Smooth
.280 Smooth
.350
Threaded
.350
Smooth
Code
D1
D9
Y
Y9
Terminal Options
Type
Right Angle PC
Vertical PC
.150 Spacing
PC Terminals
PC & Support
.750 Wire Wrap
.964 Wire Wrap
.425 Wire Wrap
1.062 Wire Wrap
Solder Lug
Quick Connect
Code
A
AV2
C
V30
W
W1
W3
W4
Z
Z3
Contact Material
Type
Gold/Brass
Gold/Silver
Coin/Silver
Code
B
G
Q
K
L
M
*
Momentary Contact
2 Pole Only.
Subtract .030 from lever length when using this bushing.
Available on S and M lever options only.
Available only with L3 and L4 lever options only.
Subtract .100 from lever length when using these bushings.
Refer to page 59 for construction detail, wiring and electrical diagrams.
Not available on A, AV2, V30 terminal options.
Same as B, G and Q respectively except terminals brass with tin nickel alloy over nickel plate.
Consult plant for availability.
EXAMPLES:
WT123M1D9AB
=
WT232S1D1V30G
=
SPDT toggle switch with an ON-NONE-ON circuit, .270" long lever (see note 2 above) with a bright chrome finish, .280"
smooth bushing right angle P.C. terminals with gold/brass contacts.
DPDT toggle switch with an ON-ON-ON circuit, .510" long lever with a bright chrome finish, .250" smooth bushing,
P.C. terminals with support bracket and gold/silver contacts.
SPECIFICATIONS:
Contact Ratings
Letter codes G and Q — 6 amp at 125 VAC, 3 amp @ 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
— 60,000 make-and-break cycles — resistive
load only.
Initial Contact Resistance
— 10 milliohms maximum 3 VDC, 100
ma for both silver and gold plated contacts.
Insulation Resistance
— 1,000 megohms, min.
Dielectric Strength
— 1,000 volts rms at sea level.
Operating Temperature
— -30 degrees C to 85 degrees C.
MATERIALS:
Base & Bushing
—Thermoplastic high temperature
(UL 94V-O).
Lever (toggle)
— Brass, chrome plated.
Support brackets
— Brass or steel tin plated.
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 and G — Gold flash/nickel/brass
Letter Code Q — Silver plated brass.
Hardware
— See pages 55-57.
44
Litho in U.S.A GG
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