Chassis Features
Main loop and control loop are 100% fully extractable, achieving fast replacement, single unit replacement without power interruption.
The main electrical circuit plug spring uses stainless steel material, with high mechanical strength, capable of withstanding multiple uses of insertion and extraction.
Manual and hand-cranked propulsion mechanism, making maintenance and replacement of the extractable unit easy and efficient.
The main circuit plug adopts a copper sheet lamination style, with each set having an independent contact spring, demonstrating strong ability to withstand overcurrent.
Each unit drawer has an interlock mechanism, with separate positions for separation, testing, and connection indication.
Control plug separates the two rows of terminals up and down, with no interference between the wiring and output, making the wiring more convenient and aesthetically pleasing.
The instrument panel adopts an open-door hollow structure for easy wiring, equipment installation, and inspection.
Each unit has directional positioning functionality to ensure the pendant moves to the designated position without errors, eliminating zero-exchange malfunctions.
Product Specifications
Modular Unit Transformer Station
| Item | Application Category | Unit | Quota Parameters |
| 1 | Complies with standards | -- | CNS 15783-1, CNS61439-2, IEC 61439-1/2 |
2 | Rated operational voltage Uₑ | V | ≤1000V DC1500V |
3 | Rated frequency Fn | Hz | 50/60 |
4 | Rated ultimate breaking capacity Uₚ | V | ≤2200 |
5 | Rated impulse withstand voltage Uᵢ | kV | ≤12 |
6 | Main busbar rated current nA (horizontal busbar) | A | 6630/800/1000/1250/1600/2000/ |
7 | Extraction unit vertical busbar nA | A | ≥1800 |
8 | Rated short-time withstand current kA | kA | 66100 |
9 | Rated peak withstand current kA | kA | ≥220 |
10 | Application type | Class | Extraction type |
11 | Protection level of enclosure when the door is closed/open |
Class | 66IP4X/IP2X |
12 | Partition Type | Class | Form 2a/2b, 3a/3b, 4a/4b |
13 | Input/output method | Class | Upper/Lower |
14 | Box Door Color (Electrostatic Powder Coating) | Class | RAL 7035 (Standard) |
15 | Box Material | Class | Galvanized steel plate (door panel SPHC painted) |
16 | External Dimensions (mm) | mm | Height 2250 (including base) |
17 | Installation type | Class | Indoor type |
18 | Altitude | m | ≥2000 |
Cabinet structure
Extractable Switchgear
External front view Medial view
- 1. Pendant
- 2. Header (indicating manufacturer/plate name/model)
- 3. Front flow arrangement inspection door
- 4.1/4 Smoking Unit (200H)
- 5. Circuit breaker operation handle lockable in 4 positions (ON TRIP OFF RESET)
- 6. Extractable position indicator three-position (OPEN DISCONNECTED CLOSE)
- 7.1/2 Extraction Unit (200H)
- 8. Draw position unlock button
- 9. Draw and advance the hand
- 10. Load nameplate
- 11.1 Extraction unit (200H)
- 12. Door lock (available with 1 unit or more)
- 13.2 Extractable Unit (400H)
- 14. Extraction Swing-Out Operation Panel
- 15.3 Extraction Unit (600H)
- 16. Control Unit Installation Board Removable and Detachable a0 a0 a0 (1 unit or more)
- 17. Front Lower Dust-Proof Ventilation Hole
- 18. Top Panel Dustproof Vent
- 19. Horizontal flow diversion
- 20. Horizontal flow diversion support frame
- 21. Exhaust unit side (each unit has a ventilation hole)
- 22. Fully enclosed junction box type frame (11 fold reinforcement)
- 23. Pendant Unit Retrieval (only available above 400H)
- 24. Adjacent Disc Combination Hole
- 25. Vertical flow diversion partition
- 26. Grounding current discharge fixed plate
- 27. Horizontal and Vertical Frame Connection Reinforcement Components
- 28. Base (Optional)
- 29.1/4 External Control Terminal for Smoking Unit x4
Front view
Medial view External front view
- 30.1/4 Exhaust Unit Load Terminal x4
- 31. 1/2 extractable unit external control terminal x2
- 32.1/2 Extraction unit load terminal x2
- 33. External Control Terminal for Extraction Unit
- 34. Drawout Unit Load Terminal Table
- 35.1/4 Drawout Unit 4 in 1 Power Clamp
- 36. Vertical DC busbar isolation clamp
- 37.1/2 Extraction unit 2 plus 1 power clamp
- 38.1 Extraction unit power clamp (max 250AT)
- 39. Vertical Busbar (Max 120x6t)
- 40.2 Extraction Unit Above Power Clamp (Max 630AT)
- 41. Rear upper dustproof ventilation hole
- 42. Backflow Inspection Gate
- 43. Back door
- 44. Back Door Lock
- 45. Rear Lower Dust-Proof Ventilation Hole
Frequently Asked Questions

Q1 IS-24 和 IS-06 分別是什麼產品?
A1
IS-24 是智能高壓配電盤(高壓開關裝置及控制設備),適用於高壓配電系統。
IS-06 是智能低壓配電盤(低壓抽屜式配電盤),針對低壓配電需求設計。
這兩款產品皆屬宏于電機的智能配電盤系列,搭配電力雲(iPanel)管理系統,結合 AIoT 概念,具備自我診斷、自動調節控制、預警與負載優化等智慧功能;並可整合雲端管理平台實現遠端監控與能耗分析,進而提升系統安全與效能,模組化與 iPanelCAD 自動繪圖工具也可降低設計與生產成本。
Q2 IS-24 和 IS-06 符合哪些國際標準?
A2
IS-24 符合 IEC 62271-200/CNS 15156-200,並通過國際 ILAC 實驗室及台灣大電力研究試驗中心的型式試驗。
IS-06 符合 IEC 61439-2/CNS 61439-2,同樣通過 ILAC 與台灣大電力研究試驗中心測試。
也與施耐德、三菱、士電等國際品牌合作,整合國際認證零組件,具備出口及跨國專案競爭力。
Q3 IS-24 的技術規格如何?
A3
IS-24 型式試驗認可額定規格為:三相、24 kV、1250 A、短時耐受電流 25 kA × 3 s、60 Hz,採 LSC2B-PM 互鎖控制設計,搭配施耐德 HVX24 斷路器與 Nemie 接地開關。
Q4 IS-06 的容量與適用範圍為何?
A4
IS-06 適用於額定電壓 690 V 以下,額定電流 6300 A 以下,短時耐受電流最高可達 100 kA,為低壓輸配電系統的可靠解決方案。
Q5 Is Hongyu investing in renewable energy applications?
A5
是,宏于電機微電網透過智慧能雲端管理系統 iPanel 電力雲,可遠端線上監測電力品質,並搭配太陽能配電盤與綠能整合方案,支援光伏電站及智慧電網,符合ESG與淨零碳排趨勢。
Q6 在 ESG 與碳排要求日益嚴格的情況下,這些產品如何符合規範?
A6
宏于電機推出 ECO 低碳配電盤,材料與設計減少碳排,並能透過雲端數據提供碳足跡追蹤,協助企業達成 ESG 與淨零排放目標。
ECO 低碳配電盤採一體成型加工技術,減少用材與碳排放,同時提升結構強度與耐用性,是符合國際低碳趨勢的代表產品。
Q7 What are the advantages of designing and manufacturing copper conductors?
A7
In the grand scheme of innovating the electrical machine with new tilting rotation technology, it can effectively reduce material splicing, thereby lowering manufacturing hours and material costs, improving operational efficiency, and achieving low-carbon environmental protection in response to carbon reduction policies.
Additionally, conductive component woven soft copper belts and soft copper pieces can all be customized, featuring excellent conductivity and fast heat dissipation, widely applied in high and low voltage electrical panels and power engineering.
Q8 工廠已有配電設備了,為什麼還需要升級到 IS-24 或 IS-06?
A8
因傳統配電盤只能「被動供電」,而 IS 系列配電盤結合智慧監控、預警與遠端管理,能提早發現異常,降低停電與設備損壞的風險,避免停工損失,特別適用於半導體、醫療、綠能、工業場域等高要求應用。
Q9 How does the IS series help me reduce electricity costs in terms of energy-saving?
A5
IS-24 與 IS-06 搭載智慧能源雲端管理系統 iPanel 電力雲,可即時監控用電狀況、分析尖峰負載,並提出最佳化建議,幫助使用者調整用電行為、節省電費。
Q10 How to prevent technical staff from being unfamiliar with intelligent power distribution boards?
A5
IS 系列介面友善,搭配觸控螢幕與雲端 APP,就像使用智慧家電一樣直覺;同時宏于電機提供完整教育訓練與維運支援,降低學習成本。
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