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SKB3400055施耐德電氣 TeSys 系列輔助觸點模塊

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最后更新: 2025-06-13 16:23:29
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    SKB3400055施耐德電氣 TeSys 系列輔助觸點模塊 

    SKB3400055施耐德電氣 TeSys 系列輔助觸點模塊 

    SKB3400055施耐德電氣 TeSys 系列輔助觸點模塊 

    SKB3400055施耐德電氣 TeSys 系列輔助觸點模塊 


    以下是針對 ?施耐德電氣 TeSys 系列輔助觸點模塊 (SKB3400055)? 的深度技術解析,涵蓋規格參數、機械設計、安裝指南及兼容性方案:


    一、核心參數速查表

    ?屬性? ?規格?
    ?型號? SKB3400055
    ?產品線? TeSys D 系列接觸器附件
    ?觸點類型? 1NO (常開) + 1NC (常閉)
    ?額定電流? 6A (AC-15, 230V) / 3A (DC-13, 24V)
    ?電氣壽命? 1,000,000 次操作
    ?機械壽命? 30,000,000 次操作
    ?安裝方式? 側裝式(卡扣在接觸器左側)
    ?防護等級? IP20 (安裝后IP54配合接觸器)
    ?適用接觸器? LC1D09~LC1D38 (09A-38A)

    ?? ?物理特性?:

    • 寬度:17.5mm
    • 材質:PA66-GF25 (阻燃等級 UL94 V0)
    • 接線端子:推入式彈簧夾持 (0.2-2.5mm2)

    二、機械結構與安裝圖解

    ?三維爆炸視圖?

    plaintextCopy Code
    [前蓋] ├─ [觸點滑塊] → 隨接觸器動作同步移動 ├─ [鍍銀觸點] → AgSnO? 材質 (抗電弧) └─ [彈簧機構] → 確保快速分斷 [底座] ├─ [卡扣鎖] → 藍色滑動鎖扣 └─ [導向槽] → 對齊接觸器推桿

    ?安裝步驟?

    1. ?準備接觸器?:確保LC1D接觸器處于斷電狀態
    2. ?對齊卡槽?:將SKB模塊導向槽對準接觸器左側推桿
    3. ?按壓鎖定?:用力按壓模塊直至聽到"咔嗒"聲
    4. ?驗證鎖定?:手動推動藍色鎖扣確認無松動

    ?? ?關鍵注意?:

    • 每個接觸器最多可疊加安裝 ?4個? SKB模塊
    • 安裝方向必須為 ?觸點豎直向下? (防止積塵)

    三、電氣接線規范

    ?端子定義?

    端子號 功能 標識 推薦線徑
    13-14 常開觸點 NO 1.5mm2
    21-22 常閉觸點 NC 1.5mm2

    ?典型應用電路?

    mermaidCopy Code
    graph LR A[接觸器線圈] -->|得電| B[主觸點閉合] B --> C[電機運行] SKB[SKB3400055] -->|13-14閉合| D[運行指示燈] SKB -->|21-22斷開| E[停止指示燈]

    四、兼容性指南

    ?適用接觸器型號?

    接觸器型號 額定電流 最大疊加模塊數
    LC1D09 9A 4
    LC1D12 12A 4
    LC1D18 18A 3
    LC1D25 25A 2
    LC1D32 32A 2
    LC1D38 38A 1

    ?? ?擴展建議?:

    • 需要更多觸點時可組合 ?LX5E-D? 擴展基座
    • 信號遠傳需配合 ?LADN22? 信號放大器

    五、故障診斷與維護

    ?故障現象? ?根本原因? ?解決方案?
    觸點不動作 卡扣未完全鎖定 重新安裝并聽到"咔嗒"聲
    指示燈閃爍 觸點接觸電阻過大 清潔觸點(用無水乙醇)
    模塊自動脫落 接觸器推桿磨損 更換LC1D接觸器推桿部件
    觸點粘連 浪涌電流超過6A 增加RC吸收電路

    六、替代方案

    ?施耐德升級型號?

    ?原型號? ?新型號? ?改進點?
    SKB3400055 LADN22CB 集成LED狀態指示

    ?國產兼容方案?

    plaintextCopy Code
    推薦型號:正泰NCH8-22 適配步驟: 1. 功能對應: - SKB的13/14 → NCH8的13/14 (NO) - SKB的21/22 → NCH8的21/22 (NC) 2. 安裝改造: - 使用3M VHB膠帶粘貼(緊急方案) - 定制3D打印安裝支架(長期方案)

    七、生命周期管理

    ?參數? ?閾值? ?檢測方法?
    觸點磨損 厚度<0.3mm 千分尺測量觸點凸起高度
    彈簧疲勞 壓力<0.8N 壓力傳感器測試回彈力
    絕緣老化 絕緣電阻<100MΩ 500V兆歐表測試端子間
    建議更換周期 5年/50萬次操作

    以先到者為

    6SE6440-2UD31-5DB1
    18.5KW
    6SE6440-2UD31-8DB1
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    6SE6440-2UD32-2DB1
    30KW
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    6SE6440-2UD33-7EB1
    45KW
    6SE6440-2UD34-5FB1
    55KW
    6SE6440-2UD35-5FB1
    75KW
    6SE6440-2UD37-5FB1
    90KW
    6SE6440-2UD38-8FB1
    110KW
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    132KW
    6SE6440-2UD41-3GB1
    160KW
    6SE6440-2UD41-6GB1
    200KW
    6SE6440-2UD42-0GB1
     
    西門子變頻器430系列如下:
    18.5KW
    6SE6430-2UD31-8DB0
    22KW
    6SE6430-2UD32-2DB0
    30KW
    6SE6430-2UD33-0DB0
    37KW
    6SE6430-2UD33-7EB0
    45KW
    6SE6430-2UD34-5EB0
    55KW
    6SE6430-2UD35-5FB0
    75KW
    6SE6430-2UD37-5FB0
    90KW
    6SE6430-2UD38-8FB0
    110KW
    6SE6430-2UD41-1FB0
    132KW
    6SE6430-2UD41-3FB0
    160KW
    6SE6430-2UD41-6GB0
    200KW
    6SE6430-2UD42-0GB0
    250KW
    6SE6430-2UD42-5GB0

    The following is a deep technical analysis of Schneider Electric's TeSys series auxiliary contact module (SKB3400055), covering specifications, mechanical design, installation guidelines, and compatibility solutions:
    1、 Quick Reference Table for Core Parameters
    Attribute specifications
    Model SKB3400055
    Product line TeSys D series contactor accessories
    Contact type 1NO (normally open)+1NC (normally closed)
    Rated current 6A (AC-15, 230V)/3A (DC-13, 24V)
    Electrical lifespan: 1000000 operations
    Mechanical lifespan: 30000000 operations
    Installation method: Side mounted (buckle on the left side of the contactor)
    Protection level IP20 (IP54 with contactor after installation)
    Applicable contactors LC1D09~LC1D38 (09A-38A)
    ??  Physical characteristics:
    Width: 17.5mm
    Material: PA66-GF25 (flame retardant grade UL94 V0)
    Wiring terminal: Push in spring clamp (0.2-2.5mm 2)
    2、 Mechanical Structure and Installation Diagram
    3D explosion view
    plaintextCopy Code
    [Front cover]
    ∝ - [Contact slider] → Move synchronously with the action of the contactor
    ∝ - [Silver plated contact] → AgSnO ? material (arc resistant)
    └ - [Spring mechanism] → Ensure quick disconnection
    [Base]
    ∝ - [Snap Lock] → Blue Sliding Lock Lock
    └ - [Guide Slot] → Align the contactor push rod
    Installation steps
    Prepare the contactor: Ensure that the LC1D contactor is in a power-off state
    Align card slot: Align the SKB module guide slot with the left push rod of the contactor
    Press lock: Press the module firmly until you hear a "click" sound
    Verification locking: manually push the blue lock buckle to confirm that there is no looseness
    ??  Key Attention:
    Each contactor can stack up to 4 SKB modules for installation
    The installation direction must be vertically downward from the contact point (to prevent dust accumulation)
    3、 Electrical wiring specifications
    Terminal definition
    Recommended wire diameter for terminal number function identification
    13-14 normally open contact NO 1.5mm 2
    21-22 normally closed contact NC 1.5mm 2
    Typical Application Circuit
    mermaidCopy Code
    graph LR
    A [contactor coil] -->| energized | B [main contact closed]
    B -->C [Motor operation]
    SKB [SHB3400055] -->| 13-14 closed | D [running indicator light]
    SKB -->| 21-22 disconnected | E [stop indicator light]
    4、 Compatibility Guide
    Applicable contactor models
    Contactor model, rated current, maximum number of stacked modules
    LC1D09 9A 4
    LC1D12 12A 4
    LC1D18 18A 3
    LC1D25 25A 2
    LC1D32 32A 2
    LC1D38 38A 1
    ??  Extension suggestion:
    When more contacts are needed, the LX5E-D expansion base can be combined
    Remote signal transmission requires cooperation with LADN22 signal amplifier
    5、 Fault diagnosis and maintenance
    Root cause solution for fault phenomenon
    The contact does not move and the buckle is not fully locked. Reinstall and hear a "click" sound
    The indicator light is flashing, and the contact resistance is too high. Clean the contact with anhydrous ethanol
    Module automatic detachment contactor push rod wear replacement LC1D contactor push rod component
    Contact adhesion surge current exceeding 6A increases RC absorption circuit
    6、 Alternative solutions
    Schneider upgraded model
    Improvement points for prototype and new models
    SKB3400055 LADN22CB integrated LED status indicator
    Domestic compatibility solution
    plaintextCopy Code
    Recommended model: Chint NCH8-22
    Adaptation steps:
    1. Functional correspondence:
    -SKB's 13/14 → NCH8's 13/14 (NO)
    -SKB's 21/22 → NCH8's 21/22 (NC)
    2. Installation and renovation:
    -Use 3M VHB tape for pasting (emergency solution)
    -Customized 3D printing installation bracket (long-term solution)
    7、 Lifecycle Management
    Parameter threshold detection method
    Contact wear thickness < 0.3mm. Use a micrometer to measure the height of the contact protrusion
    Spring fatigue pressure < 0.8N, pressure sensor testing rebound force
    Insulation aging, insulation resistance < 100M Ω, 500V megohmmeter testing between terminals
    Suggest a replacement cycle of 5 years/500000 operations, whichever comes first


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