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
PCB设计
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