コンタクタ,サーキットブレーカー,ソーラーインバーター,電気メーター,太陽電池
ABB HPA24/612C is a 24kV indoor SF6 高圧サーキットブレーカー with rated current 630A and rated short-circuit breaking current 12.5kA. It is compatible with SafeSix switchgear and has been discontinued. The recommended replacement models are VD4-24/630-16 and HD4-24/630-16.
- 型式コードの説明
| コードセグメント | 意味 | 説明 |
| HPA | 製品シリーズコード | ABB indoor SF6 medium voltage circuit breaker series, sharing the same platform with HD4 series, applicable for SafeSix switchgear |
| 24 | Rated voltage level | 24kV (IEC規格, matching domestic 24kV power system) |
| 612 | Combination of current and breaking capacity | 6 stands for 630A rated current; 12 stands for 12.5kA rated short-circuit breaking current |
| C | 構造 & configuration code | 標準構成, fixed type or withdrawable type (depends on switchgear type) |
- コア技術パラメータ (2026 Official Manual Version)
| パラメータ | 価値 | Standard Basis | 備考 |
| 定格電圧 (Un) | 24kV | IEC 62271-100 | Max operating voltage: 27.5kV |
| 定格電流 (そして) | 630あ | IEC 62271-100 | Continuous operation at ambient temperature 40℃ |
| Rated Short-circuit Breaking Current (Isc) | 12.5の | IEC 62271-100 | 3-second short-circuit withstand |
| 定格短時間耐電流 (ＩＣＷ) | 12.5kA/3s | IEC 62271-100 | Thermal stable current |
| Rated Peak Withstand Current (Ipk) | 31.5の | IEC 62271-100 | Dynamic stable current |
| 作動機構 | Spring energy storage | IEC 62271-100 | マニュアル / electric operation optional |
| Insulating Medium | SF6 gas | IEC 62271-100 | Rated pressure: 0.45MPa @20℃ |
| 保護等級 | IP4X | IEC 60529 | Cabinet installation condition |
| 機械的耐久性 | 10,000 オペレーション | ABB technical specification | Standard operation cycle |
| 電気的耐久性 | 100 回 | IEC 62271-100 | Rated short-circuit breaking times |
| 重さ | 約. 85kg | ABB technical specification | Excluding accessories |
| 注文番号 | 1VYN400551-XXX | Official ABB | Subject to actual configuration |
- Cross-brand Compatibility Comparison (MV SF6 Circuit Breaker)
| ABBモデル | シュナイダー | シーメンス | イートン | Technical Differences |
| HPA24/612C | MVnex 24/630-12.5 | 3AH4 24kV/630A/12.5kA | Power Xpert 24kV/630A/12.5kA | ABB HPA series adopts SF6 insulation and spring mechanism, fits SafeSix switchgear |
| 交換: VD4-24/630-16 | HVX 24/630-16 | 3AH5 24kV/630A/16kA | Power Xpert 24kV/630A/16kA | VD4 adopts vacuum insulation with 30,000 mechanical operations and superior environmental performance |
- Full HPA Series Model List
| モデル | 定格電圧 | 定格電流 | 遮断容量 | アプリケーションシナリオ |
| HPA12/616C | 12kV | 630あ | 16の | 産業用配電, substation |
| HPA12/620C | 12kV | 630あ | 20の | 重工業, large factories |
| HPA12/1225C | 12kV | 1250あ | 25の | Regional substation, power plant |
| HPA12/1631C | 12kV | 1600あ | 31.5の | Large industrial users, hub substation |
| HPA24/612C | 24kV | 630あ | 12.5の | 24kV power distribution system, small substation |
| HPA24/616C | 24kV | 630あ | 16の | 24kV power distribution system, medium-sized factories |
| HPA24/1220C | 24kV | 1250あ | 20の | 24kV regional substation |
| HPA24/1625C | 24kV | 1600あ | 25の | 24kV large industrial projects |
| HPA36/616C | 36kV | 630あ | 16の | 36kV power distribution system |
- 一般的な障害 & メンテナンスガイドライン
| 故障現象 | 考えられる原因 | トラブルシューティングの手順 | メンテナンスのご提案 |
| 閉じられない | 1. Incomplete energy storage | 1. Check energy storage indicator | 1. Test manual energy storage |
| 2. Abnormal control voltage | 2. Measure control circuit voltage (DC220V/AC220V) | 2. Repair control circuit fault | |
| 3. Interlock not released | 3. Inspect mechanical interlock status | 3. Adjust interlock device | |
| Failure to open | 1. Burnt trip coil | 1. コイル抵抗を測定する (普通: approx.100Ω) | 1. Replace trip coil |
| 2. Tripping mechanism stuck | 2. Test manual opening operation | 2. Clean and lubricate tripping mechanism | |
| 3. Low SF6 gas pressure | 3. Check SF6 pressure gauge (≥0.4MPa) | 3. Refill gas or inspect air leakage | |
| SF6 gas leakage | 1. Aging sealing parts | 1. Detect leakage with SF6 leak detector | 1. Replace sealing components |
| 2. Loose connectors | 2. Check all connecting parts | 2. Fasten connectors | |
| 3. Shell crack | 3. Observe shell appearance | 3. Replace shell for severe damage | |
| Excessive contact resistance | 1. Contact wear | 1. Measure contact resistance (≤50μΩ) | 1. Replace contacts |
| 2. Dirty contact surface | 2. Inspect contact surface | 2. Clean contact surface | |
| 3. Loose connecting bolts | 3. Check bolt tightening torque | 3. Fasten bolts per standard torque |
- アプリケーション環境 & Industry Cases
6.1 該当するシナリオ
24kV industrial power distribution system (化学薬品, 冶金, mining industry)
Secondary substation of urban power grid
Commercial buildings and infrastructure (airport, 病院, データセンター)
Renovation projects matching SafeSix switchgear
6.2 適用できないシナリオ
Altitude above 2000m (derating required, derating factor: 0.9 per 1000m)
Severe corrosive environment (seaside, chemical zone, special anti-corrosion treatment required)
Frequent short-circuit breaking operation (exceed 10% of rated breaking times)
Areas with strict environmental requirements (SF6 has strong greenhouse effect, VD4 vacuum circuit breaker is preferred)
6.3 Typical Application Cases
場合 1: 24kV Power Distribution Renovation for Chemical Plant
応用: Replace old oil-minimum circuit breakers to improve power supply reliability
解決: 8 sets HPA24/612C matched with ABB REF542 protection relay
効果: Fault outage duration reduced by 80%, maintenance cost cut by 50%
場合 2: 24kV Traction Substation for Urban Rail Transit
応用: Protection for traction transformer and feeder line
解決: 4 sets HPA24/612C with withdrawable structure for quick replacement
効果: Meet high reliability requirements of rail transit, MTTR＜30 minutes
- 航空貨物のコンプライアンス & Certification Information
7.1 航空貨物のコンプライアンス
Hazard Classification: Non-dangerous goods (no lithium battery, no explosive materials)
IATA Shipping Category: General cargo
Packaging Standard: Comply with ISTA 3A standard to avoid SF6 seal damage caused by transportation vibration
注記: Close SF6 inflation valve during transportation to prevent gas leakage
7.2 Certification Documents
CE Certificate No.: 1YHA000091 (universal for HPA series)
IEC Standard Approval: IEC 62271-100:2017
China National Standard Approval: GB 1984-2014 High-voltage Alternating Current Circuit-breakers
Environmental Certification: SF6 gas recovery complies with IEC 62271-4
- モデルの選択 & 交換の提案
- Model Confirmation: HPA series is fully discontinued. It is recommended to contact ABB customer service 400-810-8888 and provide nameplate photos to confirm detailed configuration.
- 代替ソリューション
第一選択: VD4-24/630-16 (vacuum type, 30,000 機械的な操作, SF6-free eco-friendly design)
Alternative choice: HD4-24/630-16 (SF6 type, same platform as HPA, direct replacement without switchgear modification)
- スペアパーツの調達: Limited stock of HPA series spare parts. Pre-order via authorized ABB distributors in advance or plan overall equipment upgrading.
