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參數(shù)資料
| 型號： | 748481-6 |
| 元件分類： | 開關(guān) |
| 英文描述： | TOGGLE SWITCH, DP3T, MOMENTARY, 4A, 28VDC, PANEL MOUNT-THREADED |
| 文件頁數(shù)： | 2/7頁 |
| 文件大?。?/td> | 525K |
| 代理商： | 748481-6 |
APEM
www.apem.com
A-79
12000X778 series
High performance toggle switches - threaded bushing 11,9 (15/32)
Specifications
A
MATERIALS
Case : diallylphthalate (DAP)
with plastic external shell
(epoxy sealed)
Actuator : brass, black chrome
plated
Bushing : brass, black chrome
plated
Contacts : solid rivet -
gold plated silver/nickel alloy
ELECTRICAL SPECIFICATIONS
Max. current/voltage rating with resistive load : 2A 250VAC - 4A 125VAC - 4A 28VDC
Minimum load : 10mA 50mV, 10A 5VDC
When used above 300mA 28VDC, the gold plating is removed on contact areas and is considered only as a protection
against oxidation during storage.
Initial contact resistance : 10 m max.
Insulation resistance : 1.000 M min. at 500VDC
Dielectric strength :
1.000 Vrms 50 Hz min. between terminals
2.000 Vrms 50 Hz min. between poles
2.000 Vrms 50 Hz min. between terminals and frame
Contact bounce : 2 ms max.
Electrical life :
- At 2A 250VAC - 4A 28VDC :
20.000 cycles (10.000 for functions 5, 4-1R, 4-2R)
- At low level (50mV 10mA) :
150.000 cycles (switches with 2 maintained positions)
100.000 cycles (switches with 3 maintained positions)
50.000 cycles (momentary functions 7, 8, 4-1R, 4-2R, 5)
GENERAL SPECIFICATIONS
Torque : 1,50 Nm (1.10 Ft.lb) max. applied to nut
Panel thickness : 8 mm (.314) max. - 3 mm (.118) min.
Shock test : 50g - 11ms (IEC 68-2-27)
Vibrations : 10-500 Hz - 10g (IEC68-2-6)
Operating temperature : -40°C to +85°C
Humidity test : 56 days, 93 % R.H., 40°C (IEC 68-2-3)
Salt spray test : 96 hours (IEC 68-2-11)
APPROVALS
Many models within this range have full CECC approval and are marked
CECC. Please consult factory for list of approved models.
SEALING
Front panel sealing by two O-rings
Flatted bush for precise orientation
Panel seal withstands 1 bar pressure and
remains sealed even when the switch is operated.
Epoxy sealed terminals
Splash-proof case
Flat
O-rings
Amps
4 A
2 A
10A
5 VDC
28 VDC
125 VAC
250 VAC
Volts
50 mV
10mA
48 VDC
1 A
1
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 748482-5 | 功能描述:D-Sub高密度連接器 RECP FRNT MTL SHL 44 RoHS:否 制造商:Amphenol Commercial Products 位置/觸點(diǎn)數(shù)量:9 排數(shù):2 安裝風(fēng)格:Wire 安裝角: 端接類型:Wirewrap 型式:Female |
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| 748483-6 | 功能描述:CONN D-SUB RCPT R/A 78POS 30GOLD RoHS:否 類別:連接器，互連式 >> D-Sub 系列:AMPLIMITE HD-22 標(biāo)準(zhǔn)包裝:50 系列:183 連接器類型:D-Sub 位置數(shù):25 行數(shù):2 外殼尺寸，連接器布局:3（DB，B） 觸點(diǎn)類型：:信號 連接器類型:插頭，公引腳 安裝類型:通孔，直角 法蘭特點(diǎn):體座/外殼（4-40） 端子:焊接 特點(diǎn):接地帶 外殼材料，表面處理:鋼，鍍錫 觸點(diǎn)表面涂層:金 觸點(diǎn)涂層厚度:閃光 防護(hù)等級:- 工作溫度:-55°C ~ 105°C 額定電壓:- 額定電流:5A 體座材料:聚酯，玻璃纖維增強(qiáng)型 顏色:黑 其它名稱:183-925M183025112171 |
| 748484-2 | 制造商:TE CONNECTIVITY 功能描述:25 RCPT ACT PIN/MS MED INSRT |
| 748485-2 | 制造商:TE Connectivity 功能描述:Conn D-Subminiature RCP 50 POS Press ST Thru-Hole 50 Terminal 1 Port 制造商:TE Connectivity 功能描述:CONN D-SUB RCP 50 POS CRMP ST PRESS 50TERM - Rail/Tube |
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