Title: 2x FN12 Refrigerator Gated Door Light Switch NC\/NO For Homa LG Haier Midea Fix<\/p>\n

Designed for using in a refrigerator as a light switch, turning “on” when the door is opened
\nSwitch is normally on until the activator is depressed; or pushed down by closing the door
\nFor mounting in a metal panel
\nCan be used in “dead mans” switch applications
\nApplicable for alarm systems, hood up indicator switch, etc<\/p>\n

Selagi ia kelihatan sama atau serupa, ia boleh digunakan untuk peranti anda!<\/p>\n

The Number and Characters on the Unit Have No Practical Significance,Just For Reference!<\/p>\n

2x Universal 2 or 3 Pins FN12 Refrigerator Door Light Lamp Gated Switch For Homa Siemens LG Galanz Haier Fridge etc.
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Two ways to use: Door Open,Light On or Door Closed,Light On.<\/span><\/strong><\/p>\n

2 ways to use according to your wiring (two terminals) method:<\/span><\/strong><\/span><\/p>\n

NC: Door Open, Light On
\nNO: Door Closed, Light On<\/span><\/strong><\/span><\/p>\n

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Designed for using in a refrigerator as a light switch, turning “on” when the door is opened<\/span><\/div>\n
Switch is normally on until the activator is depressed; or pushed down by closing the door<\/span><\/div>\n
For mounting in a metal panel<\/span><\/div>\n
Can be used in “dead mans” switch applications<\/span><\/div>\n
Applicable for alarm systems, hood up indicator switch, etc<\/span><\/div>\n
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Selagi ia kelihatan sama atau serupa, ia boleh digunakan untuk peranti anda!<\/strong><\/span><\/div>\n
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The Number and Characters on the Unit Have No Practical Significance,Just For Reference!<\/span><\/div>\n
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Voltage: 0-250 V<\/span><\/div>\n
Switching capacity: 0.5A<\/span><\/div>\n
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2 Pins: NO,C(COM), 3 Pins One <\/span>Can be used as the 2 Pins ones<\/span><\/strong><\/span><\/div>\n
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NO=NORMAL OPEN<\/strong><\/span><\/div>\n
NC=NORMAL CLOSED<\/strong><\/span><\/div>\n
COM=COMMON<\/strong><\/span><\/div>\n
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Connection male faston: 4.8mm<\/span><\/div>\n
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Dimensions: 45* 26<\/strong>(23)\u00a0<\/strong>\u00a0*10 mm<\/strong><\/span><\/div>\n
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Environment temperature max: 85\u00b0C<\/span><\/div>\n
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Pakej Termasuk:<\/strong><\/span><\/div>\n
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2x\/Lot Door Light Switch<\/span><\/div>\n
\u2014-( Warna \/ Jenis Rawak Akan Dihantar Sebagai Lalian )<\/span><\/div>\n
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Brief explanation of NC and NO:<\/span><\/h2>\n
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When discussing switches, NC<\/strong> and NO<\/strong> refer to the two fundamental states of their electrical contacts:<\/p>\n
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1. NO (Normally Open)<\/strong><\/h3>\n
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Meaning:<\/strong> In its default, unactuated state<\/strong>, the switch’s contacts are open<\/strong>, meaning the circuit is broken (off)<\/strong>.<\/li>\n
How it works:<\/strong> The circuit only becomes closed (on)<\/strong> when you operate<\/strong> the switch (e.g., press a button, flip a toggle).<\/li>\n
Common uses:<\/strong>\n
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Start buttons:<\/strong> Most “start” buttons are NO. Pressing it completes a circuit to begin an operation.<\/li>\n
Doorbells:<\/strong> A classic example where pressing the button completes the circuit to ring the bell.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
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2. NC (Normally Closed)<\/strong><\/h3>\n
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Meaning:<\/strong> In its default, unactuated state<\/strong>, the switch’s contacts are closed<\/strong>, meaning the circuit is complete (on)<\/strong>.<\/li>\n
How it works:<\/strong> The circuit becomes open (off)<\/strong> only when you operate<\/strong> the switch (e.g., press an emergency stop button, open a safety gate).<\/li>\n
Common uses:<\/strong>\n
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Emergency stop buttons:<\/strong> These are typically NC. When activated, they break the circuit, immediately stopping machinery for safety.<\/li>\n
Safety interlocks:<\/strong> For instance, a switch on a machine’s guard door might be NC. If the door isn’t properly closed, the circuit is open, preventing the machine from operating.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
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Key Difference Summarized:<\/strong><\/h3>\n
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NO (Normally Open):<\/strong> Open<\/strong> by default, closes<\/strong> when operated.<\/li>\n
NC (Normally Closed):<\/strong> Closed<\/strong> by default, opens<\/strong> when operated.<\/li>\n<\/ul>\n
Understanding these terms is crucial for anyone working with electrical circuits and control systems, as they define how a switch functions in its resting state and when activated.<\/p>\n
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