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3TK2821-1CB30西門子安全繼電器全新原裝正品

3TK2821-1CB30西門子安全繼電器全新原裝正品

3TK2821-1CB30西門子安全繼電器全新原裝正品

3TK2821-1CB30西門子安全繼電器全新原裝正品

以下是關(guān)于 西門子(Siemens) 3TK2821-1CB30 安全繼電器的詳細(xì)技術(shù)說明：

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1. 基本信息

• 型號(hào)：3TK2821-1CB30

• 產(chǎn)品名稱：SIRIUS 3TK28 安全繼電器

• 類型：單通道安全監(jiān)控繼電器

• 安全等級(jí)：SIL3 (IEC 62061) / PL e (ISO 13849-1)

• 防護(hù)等級(jí)：IP20（安裝于控制柜內(nèi)）

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2. 關(guān)鍵功能

• 安全監(jiān)控：

  • 監(jiān)控急停按鈕、安全門開關(guān)、光柵等安全設(shè)備

  • 支持 單通道（1oo1） 安全回路

• 觸點(diǎn)配置：

  • 2常開（NO）安全觸點(diǎn) + 1常閉（NC）輔助觸點(diǎn)

  • 觸點(diǎn)容量：6A/250V AC (AC-1)

• 手動(dòng)復(fù)位：

  • 需按壓復(fù)位按鈕解除安全鎖定（符合安全標(biāo)準(zhǔn)）

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3. 技術(shù)參數(shù)

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4. 接線與安裝

• 端子類型：螺釘端子（支持0.5-2.5mm2導(dǎo)線）

• 典型接線圖：

  plaintext

  復(fù)制

  下載

  S11/S12 —— 安全設(shè)備（如急停按鈕）  
  A1/A2 —— 控制電源（24V DC）  
  13/14、23/24 —— 安全輸出觸點(diǎn)  
  41/42 —— 輔助觸點(diǎn)  

• 安裝方式：35mm DIN導(dǎo)軌安裝

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5. 應(yīng)用場(chǎng)景

• 安全控制回路：

  • 急停電路（EN 60204-1）

  • 安全門監(jiān)控（EN 14119）

  • 雙手控制裝置（EN 574）

• 行業(yè)：

  • 機(jī)床、包裝機(jī)械、自動(dòng)化生產(chǎn)線

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6. 注意事項(xiàng)

• 安全驗(yàn)證：

  • 使用前需進(jìn)行 功能測(cè)試（如觸發(fā)急停驗(yàn)證觸點(diǎn)斷開）

• 負(fù)載限制：

  • 感性負(fù)載（如接觸器線圈）需加 浪涌抑制器

• 兼容性：

  • 不可與雙通道安全設(shè)備（如3TK2841）混用

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7. 相關(guān)配件

2866776
3AUA0000074145----BGDR-01C
3AXD50000016732
3BHB005922R0001
3BHB006208R0001
3BHB006338R0001
3RK1903-0AK10
6ES7331-7RD00-0AB0
6ES7331-7TF01-0AB0
CI854BK01    3BSE069449R1
CM-KRN
EDK82EV222
HD90S-C1-PS2
HIEE200130R0002
LNC500
MFE180-04AN-046A-4+L518+N8020
WF16AF1M22
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