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金屬按鈕開(kāi)關(guān)是利用現(xiàn)代電力電子技能，操控開(kāi)關(guān)管注冊(cè)和關(guān)斷的時(shí)刻比率，保持安穩(wěn)輸出電壓的一種電源，金屬按鈕開(kāi)關(guān)通常由脈沖寬度調(diào)制（PWM）操控IC和MOSFET構(gòu)成。金屬按鈕開(kāi)關(guān)在規(guī)劃中有必要具有過(guò)流、過(guò)熱、短路等維護(hù)功能。

直徑28mm 金屬開(kāi)關(guān) RD28

• RN28-A1

• RN28-A2

• RN28-A3

• RN28-B2

• RN28-B3

Part Number	Mounting Hold Size	Switch Rating	Switch Combination	Operation Types	Head Shape	Enclosure Material	Degree of protection	Lamp Type	PDF下載
RD28-A1	φ28mm	5A/250VAC	1NO 1NC/2NO 2NC	Resetable Self-locking	Flat	Nickel plated brass/Stainless stell	IP67,IK10	Ring Illuminated	暫無(wú)
RD28-A2	φ28mm	5A/250VAC	1NO 1NC/2NO 2NC	Resetable Self-locking	Flat	Nickel plated brass/Stainless stell	IP67,IK10	Dot Illuminated	暫無(wú)
RD28-A3	φ28mm	5A/250VAC	1NO 1NC/2NO 2NC	Resetable Self-locking	Flat	Nickel plated brass/Stainless stell	IP67,IK10	Character Illuminated	暫無(wú)
RD28-B2	φ28mm	5A/250VAC	1NO 1NC/2NO 2NC	Resetable Self-locking	Round	Nickel plated brass/Stainless stell	IP67,IK10	/	暫無(wú)
RD28-B3	φ28mm	5A/250VAC	1NO 1NC/2NO 2NC	Resetable Self-locking	High Flat	Nickel plated brass/Stainless stell	IP67,IK10	/	暫無(wú)

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