18000 series
Snap-action momentary pushbutton switches
❑
For high currents
❑
Tactile feedback
B
ELECTRICAL SPECIFICATIONS
GENERAL SPECIFICATIONS
• Max. current/voltage rating with resistive load :
3A 250VAC - 6A 125VAC - 7A 30VDC
• Initial contact resistance : 20 mΩ max. at 0,1A 3VDC
• Insulation resistance : 200.000 MΩ min. between terminals and frame
• Dielectric strength : 1.500 Vrms 50 Hz min.
• Electrical life : 60.000 cycles at full load
• Travel : 0,90 mm (.035)
approx.
• Operating temperature :
-30°C to +85°C
MATERIALS
• Case : diallylphthalate (DAP)
• Actuator : glass filled polyester
• Bushing : brass, nickel plated
• Housing : stainless steel
• Contacts : silver
• Terminal seal : epoxy
B-84
www.apem.com
APEM
18000 series
Snap-action momentary pushbutton switches
➞
Keyway
•
Threaded bushing Ø 6,35 (1/4)
• Solder lug terminals
• Epoxy sealed terminals
COMM
NO
NC
MODEL
STRUCTURE
B
Single pole
➞
Keyway
Ø6.35-40UNS
(1/4-40UNS)
EPOXY
1.00
(.040)
18635A
ON
MOM
7.35 10.65
(.290) (.420)
Ø3.10
(.122 DIA)
4.35
(.172)
7.35
(.290)
COMM
NO
NC
2.35
(.093)
5.85
(.230)
2.35
(.093)
Double pole
➞
Keyway
Ø6.35-40UNS
(1/4-40UNS)
0.75
(.030)
4.70
(.185)
1.00
(.040)
18645A
ON
MOM
7.35 10.65
(.290) (.420)
Ø3.10
(.122 DIA)
EPOXY
4.35
(.172)
5.35
(.210)
12.70
(.500)
12.70
(.500)
COMM
NO
NC
5.85
(.230)
CAPS
+ U...
Round
U2400
U2510
U2130
U2900
U3400
Square
U910
U2340
PANEL CUT
-
OUT
0.75
(.030)
4.70
(.185)
Ø 5 (.196)
Ø 8 (.314)
Ø 9,4 (.370)
Ø 10 (.393)
Ø 15 (.590)
Height 4 (.157)
Height 6 (.236)
+0.10
0.00
(.078 DIA +.003
)
.000
Ø2.00
+0.10
Ø6.35 0.00
(.250 DIA +.003
)
.000
4.75–0.10
(.187 –.005)
For cap dimensions, see “Caps for Ø 3,1 (.122) plungers” on the preceding pages.
APEM
www.apem.com
12.70
(.500)
B-85
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