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 1SFL647088R7011 AF1250H-30-11 (3-Pole Contactor)
- Model Breakdown and Meaning
| モデルの一部 | コード | 詳細な説明 |
| Product Code | 1SFL647088R7011 | Official ABB part number for unique identification |
| シリーズ | AF1250H | AF series 1250A contactor; H = high-performance version with higher short-circuit withstand capability |
| Main Poles | 30 | 3 極, all main contacts NO (3いいえ), for 3-phase circuit control |
| 補助接点 | 11 | 1 いいえ + 1 NC auxiliary contacts for control circuits and status monitoring |
| コイル | 70 | Wide-range coil, suitable for 100–250V AC/DC, 50/60Hzユニバーサル |
Full Standard Model: ABB AF1250H-30-11-70 (1SFL647088R7011 is the official material code)
- Key Parameters and Specifications
電気仕様
| アイテム | 仕様 |
| 定格動作電流 (AC-1) | 1260A at 400V, 1210あ (UL universal) |
| 定格動作電圧 | Up to 1000V AC (IEC) / 600Vと (UL) |
| モーター出力 (AC-3) | 450400VでkW, 225kW at 230V |
| コイル電圧 | 100-250V AC/DC, wide-range design, AC/DCユニバーサル |
| 主な接点構成 | 3-pole NO (3いいえ) |
| 補助接点構成 | 1 いいえ + 1 ノースカロライナ州 (1NO+1NC) |
| 機械的寿命 | まで 10,000,000 オペレーション |
| 電気的寿命 (AC-1) | 1,000,000 オペレーション |
| Short-Circuit Withstand | IECに準拠 60947-4-1, suitable for industrial power grids |
身体的特徴
| アイテム | 仕様 |
| 寸法 | 約. 270(W)*350(H)*220(D)mm (標準) |
| 重さ | 約. 28kg |
| 動作温度 | -25~+70C (standard environment) |
| 保護等級 | IP20 (when installed in a control cabinet) |
| 取り付け | Bolt-mounted, fits standard electrical cabinets |
| 配線 | 主回路: copper bar connection; 補助回路: terminal connection |
- Applications and Selection Advantages
推奨アプリケーション
- 産業用モーター制御: Direct-on-line (DOL) starting, star-delta starting, soft starter bypass for large 3-phase induction motors
- 配電システム: Low-voltage switchgear, busbar sectionalizing, capacitor bank switching
- UPS & Inverter Systems: UPS transfer, inverter output control, bypass circuit switching
- Industrial Automation Lines: 重機, metallurgical equipment, mining machinery control
- 再生可能エネルギーシステム: PV inverter output control, wind turbine converter control
利点
Wide-range coil: 100–250V AC/DC universal, reduces inventory, compatible with global grids
High-performance design: H version provides higher short-circuit withstand, システムの信頼性を向上させる
モジュラー設計: Integrated main and auxiliary contacts, 簡単な取り付け, メンテナンスコストが低い
長寿命: までの機械的寿命 10 100万操作, 電気的寿命 1 100万操作
省エネ & environmental protection: Electronic control coil, 低消費電力, low heat generation
- 同シリーズの代替モデル
| 代替モデル | 主な違い | 応用 |
| AF1250-30-11-70 (1SFL647001R7011) | Standard performance version, no H marking | General industrial applications with lower short-circuit requirements |
| AF1250H-30-11-11 | Coil voltage 24–60V AC/DC | Safety voltage control circuits, hazardous environments |
| AF1250H-30-02-70 | 2 NO auxiliary contacts | Control circuits requiring more NO auxiliary contacts |
| AF1250H-30-20-70 | 2 NC補助接点 | Control circuits requiring more NC auxiliary contacts |
| AF1250H-40-11-70 | 4-pole NO (4いいえ) | 3-phase 4-wire systems requiring neutral pole switching |
- クロスブランドの代替品
- シーメンス
| 代替モデル | 主要なパラメータ | 主な違い | 応用 |
| 3RT2076-6AP36 | 1250あ, 3-ポール, 1NO+1NC, 100-250V AC/DC | Siemens 3RT series, highly compatible with ABB, matches S7 PLC systems | 産業オートメーション, シーメンスのシステム統合 |
| 3RT2076-6AP37 | 1250あ, 3-ポール, 1NO+1NC, 24ワシントンDCで | For safety voltage control, 危険区域 |
- シュナイダーエレクトリック
| 代替モデル | 主要なパラメータ | 主な違い | 応用 |
| LC1D12500F7 | 1250あ, 3-ポール, 1NO+1NC, 100–250V AC | シュナイダー TeSys D シリーズ, compatible with Modicon PLC | 配電, ビルディングオートメーション |
| LC1D12500M7 | 1250あ, 3-ポール, 1NO+1NC, 220Vと | Standard voltage coil, fixed grid applications |
- 三菱
代替モデル 主要なパラメータ 主な違い 応用 SD-N125 1250あ, 3-ポール, 1NO+1NC, 100-250V AC/DC Mitsubishi SD series, 費用対効果の高い, matches Mitsubishi PLC
- Mainstream Chinese Brands
| 代替モデル | 主要なパラメータ | 主な違い | 応用 |
| CHINT NC1-1250H/33 | 1250あ, 3-ポール, 1NO+1NC, 100-250V AC/DC | Cost-effective domestic, compatible with Chinese PLC | コスト重視のプロジェクト, localization |
| Delixi CJX2-1250H/33 | 1250あ, 3-ポール, 1NO+1NC, 100-250V AC/DC | Reliable domestic brand, good service | 一般産業用オートメーション, 中小企業 |
- 代替品選択ガイド
- 直接交換 (No System Change)
Top choices: Siemens 3RT2076-6AP36, Schneider LC1D12500F7
理由: Parameters match AF1250H-30-11, same auxiliary contacts, coil voltage compatible, no control circuit modification needed.
- Performance Upgrade (Improve Reliability)
推奨: Siemens 3RT2076-6AP36 (with surge suppression), original ABB AF1250H-30-11-70
Improvement: Added surge protection, longer contactor life, reduced EMI.
- コストの最適化 (Domestic High-Value Solution)
推奨: CHINT NC1-1250H/33, Delixi CJX2-1250H/33
アドバンテージ: 30–50% lower price than imported brands, meets general industrial needs.
- Important Replacement Notes
- 電流マッチング: 定格電流 (AC-1) ≥ 1260A, motor rating (AC-3) ≥ 450kW at 400V.
- コイル電圧: Must match the original system (100-250V AC/DC) to avoid coil burnout.
- 補助接点: Confirm quantity and type (1NO+1NC) to avoid program changes.
- 取付寸法: Verify fit in existing cabinet to avoid re-drilling.
- Short-circuit withstand: For H-version, replacement must have equal or higher short-circuit rating.
ABB 1SFL647088R7011 AF1250H-30-11 is a high-performance 1250A 3-pole contactor. With its wide-range coil, 長寿命, モジュール設計, it is widely used in industrial motor control and power distribution. Alternatives are available within the ABB range and across brands. Siemens 3RT2076-6AP36 and CHINT NC1-1250H/33 are top imported and domestic choices respectively.
Complete Application Guide for ABB 1SFL647088R7011 AF1250H-30-11
- 製品のポジショニング & 主な特長
This is a high-performance H-version 3-pole 1250A contactor from ABB’s AF series, standard model AF1250H-30-11-70.
定格電流: AC-1 1260A (400V) / 1210あ (UL); AC-3 450kW (400V)
High-performance H version: Higher short-circuit withstand for harsh industrial environments
Wide-range coil: 100–250V AC/DC universal
接点構成: 3NO main + 1NO+1NC auxiliary
Extra-long life: 10 百万の機械操作, 1 百万の電気操作
サージ抑制機能を内蔵: Protects coil and control circuit
- Industry Applications
- 産業用モーター制御 (コア)
| 応用 | Typical Equipment | 利点 |
| Large motor DOL starting | パンプス, ファン, compressors ≤ 450kW (400V) | High short-circuit withstand, wide coil voltage |
| Star-delta main contactor | 630kW-class motors | 1250A capacity for heavy main circuits |
| ソフトスターター / VFD bypass | Bypass in normal operation | Long life for frequent switching |
| Reversing control | クレーン, winders, ホイスト | 3-pole suitable for 3-phase reversing |
- 配電 & インフラストラクチャー
| 応用 | Typical Equipment | 利点 |
| LV switchgear main control | Factory distribution panels | 1000V AC rated, 3-pole for 3-phase systems |
| Busbar sectionalizing | Plants, データセンター | High reliability for critical power nodes |
| Capacitor bank switching | 無効電力補償 | High current withstand for inrush currents |
| UPS / inverter output | UPS, PV/wind systems | Wide coil compatible with UPS power |
- Heavy Industry & 過酷な環境
| 応用 | Typical Equipment | 利点 |
| 冶金 | 圧延機, furnaces, クレーン | -25~+70C, high short-circuit withstand |
| マイニング | ホイスト, 破砕機, コンベア | Vibration-resistant, highly reliable |
| 石油化学 | パンプス, コンプレッサー, ヒーター | 耐食性, long life for hazardous areas |
| 紙 & 印刷 | Paper machines, printing lines | Precise control for continuous production |
- 再生可能エネルギー & Transportation
| 応用 | Typical Equipment | 利点 |
| 風力 | Converter output, yaw motors | Wide coil, withstands grid fluctuations |
| PV power | Inverter output, combiner boxes | High voltage rating, long outdoor life |
| Rail vehicles | Auxiliary power, AC compressors | Wide coil, ショック & 耐振動性 |
| 船 & オフショア | Deck machinery, パンプス, ventilation | Wide temp range, 高い信頼性 |
- 建物 & インフラストラクチャー
| 応用 | Typical Equipment | 利点 |
| Large commercial buildings | 空調設備, ウォーターポンプ, ファン | グローバルグリッドの互換性 |
| データセンター | 冷却, UPS bypass, genset transfer | High reliability for critical loads |
| 病院 & 空港 | Emergency power, エレベーター, 消防ポンプ | Long life, メンテナンスの手間がかからない |
- Applications by Functional Requirement
- High-Reliability Applications
Critical production lines (自動車, 半導体) requiring high MTBF
安全システム: エレベーター, クレーン, fire equipment
- Frequent Operation Applications
Automated lines (梱包, 組み立て) with high cycling rates
マテリアルハンドリング: AGV charging, conveyor switching
- グローバル / Export Applications
Export machines requiring global grid compatibility
Multinational factories with unified component standards
- Space-Limited Applications
Compact control panels using modular design
- Selection Matching Guide
| 要件 | 優先度 | 理由 |
| Direct control of 400V / 450kWモーター | ★★★★★ | Perfect rating match, H-version handles starting inrush |
| 頻繁な起動 (>1 100万操作) | ★★★★☆ | Long electrical and mechanical life |
| グローバル / multi-region projects | ★★★★☆ | 100–250V AC/DC universal coil |
| 短絡が多い環境 | ★★★★☆ | H-version provides enhanced short-circuit withstand |
| コスト重視のプロジェクト | ★★☆☆☆ | Standard AF1250-30-11 recommended instead |
- 不適切な用途
- DC main circuit control: Designed for AC; use dedicated DC contactors.
- Extra-high voltage: Not for systems above 1000V AC (例えば, 1140V).
- Ultra-low-power loads: 1250A is oversized and inefficient.
- Explosion-proof areas: Standard version not certified; use Ex-certified models.
ABB 1SFL647088R7011 AF1250H-30-11 is a heavy-duty 1250A 3-pole contactor ideal for industrial motor control, 配電, heavy industry, and renewable energy. It excels in applications requiring high reliability, 頻繁な操作, and global compatibility. You may choose the standard AF1250-30-11 or cross-brand alternatives to balance performance and cost.
