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
NXC-65 from the Kunlun Series by CHINT Electric is a 3-pole AC contactor, NXCシリーズで定格65A. 完全なモデルは通常、NXC-65 として表されます。 [コイル電圧] [頻度] (例えば, NXC-65 220V 50Hz). It is mainly used for frequent starting and control of AC motors, as well as remote making and breaking of circuits.
コアの電気パラメータ
| アイテム | 仕様 | 説明 |
| 定格動作電流 (つまり) | 65あ | Rated current of the main circuit |
| Conventional Thermal Current (Ith) | 80あ | Maximum continuous operating current |
| 定格動作電圧 (うえ) | 220V~690V | Voltage range of the main circuit |
| 極数 | 3P | Three-phase main contact design |
| 主な接点構成 | 3いいえ (3 通常開) | Standard for connecting three-phase power |
| 補助接点 | 1いいえ + 1ノースカロライナ州 | 内蔵 1 いいえ、そして 1 ノースカロライナ州, 拡張可能な |
| コイル電圧 | AC24V/127V/220V/380V, 等. | Multiple voltages available for various control systems |
| 機械的寿命 | 1,200,000 オペレーション | 機械的動作サイクル |
| 電気的寿命 | 100,000 オペレーション | Electrical cycles under rated load |
| 適用規格 | GB/T 14048.1/IEC 60947-1, GB/T 14048.4/IEC 60947-4-1 | 国内および国際規格 |
製品の特徴
- コンパクトな構造: Kunlun series design, 小型, low installation space requirement
- 高い信頼性: Made of high-quality materials with precision manufacturing, 過酷な産業環境に適しています
- 低消費電力: Low coil power loss, obvious energy-saving effect
- 簡単な取り付け & メンテナンス: 標準 35mm DIN レール取り付け, clear terminals for easy operation
- Strong expandability: Optional auxiliary contacts, air delay modules and other accessories available
- Good safety performance: Excellent arc extinguishing performance and high breaking capacity
アプリケーション
AC motor control: Frequent start, stop and reversing control for three-phase asynchronous motors up to approx. 30kW
産業オートメーションシステム: Control of production lines, コンベア, ファン, パンプス, 等.
Electrical control systems: Combined with thermal overload relays to form magnetic starters for motor overload protection
建物の電気: 空調システム, fire equipment, water pump control systems
New energy equipment: Auxiliary control circuits for charging piles, 太陽光発電インバーター, 等.
Partial List of CHINT NXC Series Models
| モデル | 定格電流 | Conventional Thermal Current | Typical Motor Power | 注意事項 |
| NXC-06 | 6あ | 10あ | Up to 2.2kW | Minimum rating |
| NXC-12 | 12あ | 16あ | Up to 5.5kW | |
| NXC-18 | 18あ | 25あ | Up to 7.5kW | |
| NXC-25 | 25あ | 32あ | Up to 11kW | |
| NXC-32 | 32あ | 40あ | Up to 15kW | |
| NXC-40 | 40あ | 50あ | Up to 18.5kW | |
| NXC-50 | 50あ | 63あ | Up to 22kW | |
| NXC-65 | 65あ | 80あ | Up to 30kW | |
| NXC-80 | 80あ | 100あ | Up to 37kW | |
| NXC-95 | 95あ | 125あ | Up to 45kW | |
| NXC-115 | 115あ | 140あ | Up to 55kW | |
| NXC-150 | 150あ | 175あ | Up to 75kW |
ブランド間の比較 (Equivalent AC Contactors)
Below is a comparison between CHINT NXC-65 and equivalent contactors from major brands, all functionally compatible:
| チント | シュナイダー | シーメンス | ABB | 美味しい | 互換性 |
| NXC-65 | LC1D65M7C | 3RT2036-1AP00 | A63-30-10 | CJX2-6511 | Functionally compatible, slight dimensional differences, mounting may need adjustment |
Brand Feature Comparison
| ブランド | Core Strengths | 代表的な用途 |
| チント | 費用対効果の高い, extensive after-sales network | 一般産業用制御, civil & 建物の電気 |
| シュナイダー | 国際ブランド, 成熟したテクノロジー, 高い信頼性 | High-end industrial automation, critical equipment |
| シーメンス | High intelligence, strong communication functions | 業界 4.0, intelligent manufacturing |
| ABB | 高性能, robust in harsh environments | 重工業, 新しいエネルギー, 鉄道輸送 |
| 美味しい | Affordable, high domestic market share | 中小企業, civil electrical systems |
重要な注意事項
- Ensure the coil voltage matches the control system to avoid malfunction.
- Use the contactor with protective devices such as thermal overload relays for motor overload protection.
- For high-frequency operation, select models with longer electrical life or increase maintenance frequency.
- Ensure firm wiring of main and control circuits to prevent failures caused by poor contact.
CHINT Contactor Full Series Coding System & クロスブランドリファレンス
- CHINT Contactor Series Overview & 命名規則
1.1 Main Series Classification
| シリーズ | 位置決め | 電流範囲 | 代表的な用途 |
| NXC Series | Kunlun, new flagship | 6A～630A | 一般産業用制御, motor starting, 配電 |
| NC1シリーズ | Economic basic series | 9A～95A | 小型設備, 照明制御 |
| NC2シリーズ | Standard industrial series | 9A～630A | 一般産業用 & モーター制御 |
| NC8 Series | High-performance series | 6A〜100A | 頻繁な操作, 精密制御 |
| CJX2 Series | Classic predecessor of NXC | 9A～95A | Traditional industrial equipment, 小型モーター |
| CJ20 Series | High-current series | 10A～630A | High-power motors, 頑丈な装置 |
| CJ19 Series | Capacitor switching dedicated | 16A〜100A | 無効電力補償, capacitor cabinets |
| NCH8 Series | 家庭 / civil use | 16A～63A | Smart home, small appliances |
| NXJ Series | Mini electromagnetic relay | 5A~10A | Control circuits, signal switching |
| CKJ Series | Vacuum contactor | 63A～630A | High-voltage applications, 頻繁な始動 |
1.2 CHINT Contactor Model Naming Rules
NXC Series Format
NXC □□□ [M] [コイル電圧] [頻度]
│ │ │ │ │
│ │ │ │ └─ Coil frequency (50Hz/60Hz, default 50Hz)
│ │ │ └─ Coil voltage (AC24V/110V/220V/380V or DC24V/110V/220V)
│ │ └─ M = reversing contactor; blank = non-reversing
│ └─ Rated operational current (あ)
└─ Brand code + product type (チント + ACコンタクタ)
Auxiliary Contact Marking
ベースモデル: default 1NO + 1ノースカロライナ州 (11)
Extended format: NXC-□□□-[XX], where XX = contact combination (01=0NO1NC, 22=2NO2NC)
Special Function Codes
Z: DC-operated contactor
N: 可逆接触器 (NS = horizontal, NC = vertical)
-12: Newer version with improved performance
- Complete CHINT Contactor Model List
2.1 Full NXC Series (Kunlun)
| モデル | 定格電流 | 熱電流 | Typical Motor Power (AC-3, 380V) | Base Aux. 連絡先 |
| NXC-06 | 6あ | 10あ | Up to 2.2kW | 1NO+1NC |
| NXC-09 | 9あ | 12.5あ | Up to 3kW | 1NO+1NC |
| NXC-12 | 12あ | 16あ | Up to 5.5kW | 1NO+1NC |
| NXC-18 | 18あ | 25あ | Up to 7.5kW | 1NO+1NC |
| NXC-25 | 25あ | 32あ | Up to 11kW | 1NO+1NC |
| NXC-32 | 32あ | 40あ | Up to 15kW | 1NO+1NC |
| NXC-40 | 40あ | 50あ | Up to 18.5kW | 1NO+1NC |
| NXC-50 | 50あ | 63あ | Up to 22kW | 1NO+1NC |
| NXC-65 | 65あ | 80あ | Up to 30kW | 1NO+1NC |
| NXC-80 | 80あ | 100あ | Up to 37kW | 1NO+1NC |
| NXC-95 | 95あ | 125あ | Up to 45kW | 1NO+1NC |
| NXC-115 | 115あ | 140あ | Up to 55kW | 1NO+1NC |
| NXC-150 | 150あ | 175あ | Up to 75kW | 1NO+1NC |
| NXC-185 | 185あ | 210あ | Up to 90kW | 1NO+1NC |
| NXC-225 | 225あ | 250あ | Up to 110kW | 1NO+1NC |
| NXC-265 | 265あ | 300あ | Up to 132kW | 1NO+1NC |
| NXC-300 | 300あ | 350あ | Up to 160kW | 1NO+1NC |
| NXC-370 | 370あ | 400あ | Up to 200kW | 1NO+1NC |
| NXC-400 | 400あ | 450あ | Up to 220kW | 1NO+1NC |
| NXC-500 | 500あ | 560あ | Up to 250kW | 1NO+1NC |
| NXC-630 | 630あ | 700あ | Up to 315kW | 1NO+1NC |
2.2 Core Models of Other Series
| シリーズ | コアモデル | 電流範囲 | 主な特長 |
| NC1 | NC1-09/12/18/25/32/40 /50/65/80/95 | 9A～95A | コンパクト, 経済的 |
| NC2 | NC2-09~150 | 9A~150A | Standard design, versatile |
| NC8 | NC8-06~100 | 6A〜100A | 低電力, long mechanical life |
| CJX2 | CJX2-09~95 | 9A～95A | Mounting compatible with Schneider LC1-D |
| CJ20 | CJ20-10~630 | 10A～630A | 高い電流容量 |
| CJ19 | CJ19-16~100 | 16A〜100A | Special arc quenching for capacitor switching |
- Cross-Brand Reference for CHINT Contactors
3.1 General Contactor Cross Reference (AC-3, 380V)
| チント | シュナイダー | シーメンス | ABB | 美味しい | 機能的な互換性 |
| NXC-06 | LC1D0610M5C | 3RT2015-1AP00 | A6-30-10 | CJX2-0610 | 完全な互換性, minor dimensional differences |
| NXC-09 | LC1D0910M5C | 3RT2016-1AP00 | A9-30-10 | CJX2-0910 | 完全な互換性, minor dimensional differences |
| NXC-12 | LC1D1210M5C | 3RT2017-1AP00 | A12-30-10 | CJX2-1210 | 完全な互換性, minor dimensional differences |
| NXC-18 | LC1D1810M5C | 3RT2026-1AP00 | A18-30-10 | CJX2-1810 | 完全な互換性, minor dimensional differences |
| NXC-25 | LC1D2510M5C | 3RT2027-1AP00 | A26-30-10 | CJX2-2510 | 完全な互換性, minor dimensional differences |
| NXC-32 | LC1D3210M5C | 3RT2036-1AP00 | A30-30-10 | CJX2-3210 | 完全な互換性, minor dimensional differences |
| NXC-40 | LC1D4010M5C | 3RT2037-1AP00 | A40-30-10 | CJX2-4010 | 完全な互換性, minor dimensional differences |
| NXC-50 | LC1D5010M5C | 3RT2040-1AP00 | A50-30-10 | CJX2-5010 | 完全な互換性, minor dimensional differences |
| NXC-65 | LC1D6510M5C | 3RT2046-1AP00 | A63-30-10 | CJX2-6510 | 完全な互換性, minor dimensional differences |
| NXC-80 | LC1D8010M5C | 3RT2056-1AP00 | A75-30-10 | CJX2-8010 | 完全な互換性, minor dimensional differences |
| NXC-95 | LC1D9510M5C | 3RT2066-1AP00 | A95-30-10 | CJX2-9510 | 完全な互換性, minor dimensional differences |
| NXC-115 | LC1D11510M5C | 3RT2076-1AP00 | A110-30-10 | CJX2-11510 | Generally compatible, mounting may need adjustment |
| NXC-150 | LC1D15010M5C | 3RT2086-1AP00 | A145-30-10 | CJX2-15010 | Generally compatible, mounting may need adjustment |
3.2 Brand Technical Comparison
| ブランド | 技術的特徴 | Strengths | Price Position |
| チント | Modular Kunlun design, low-power coil, long-life contacts | 一般産業, building electrics | Mid-low, 費用対効果の高い |
| シュナイダー | TeSys series, intelligent control, 豊かなコミュニケーション | High-end automation, 重要な負荷 | Mid-high, leading tech |
| シーメンス | 3RT series, 高い信頼性, 統合された保護 | 業界 4.0, smart manufacturing | 高い, 安定した |
| ABB | モジュラー, high noise immunity, eco-friendly materials | 重工業, 新しいエネルギー, transit | 高い, premium performance |
| 美味しい | CJX2 compatible with CHINT | 中小企業, civil installations | 低い, 手頃な価格 |
- 選択 & 交換ガイドライン
4.1 主要な選択パラメータ
- 定格電流 (つまり): Select according to load; for motors, Ie ≥ 1.2 × モーター定格電流.
- コイル電圧: Must match control system (AC/DC not interchangeable).
- 動作周波数: のために >1200 稼働時間/時間, use long-life models.
- 補助接点: Choose based on control logic (default 1NO+1NC).
- 取り付け: 標準35mm DINレール; high-current models may use bolt mounting.
4.2 Cross-Brand Replacement Notes
- Mechanical compatibility
NXC mostly compatible with Schneider LC1-D mounting, but hole positions differ slightly.
Models above 100A vary greatly; brackets may need modification.
- Electrical compatibility
Coil voltage and frequency must match exactly.
Auxiliary contact ratings differ (CHINT ~5A, some Schneider ~10A).
Short-circuit coordination with fuses/circuit breakers should be rechecked.
- Performance differences
NXC: 機械的寿命 1.2 百万, 電気的寿命 100,000 (AC-3).
Premium Schneider/Siemens models reach 200,000 electrical cycles for ultra-frequent use.
4.3 NXC vs CJX2 Replacement
| CHINT CJX2 | Equivalent NXC | アップグレード特典 |
| CJX2-09 | NXC-09 | Smaller, lower power, 長寿命 |
| CJX2-12 | NXC-12 | Smaller, lower power, 長寿命 |
| CJX2-18 | NXC-18 | Smaller, lower power, 長寿命 |
| CJX2-25 | NXC-25 | Smaller, lower power, 長寿命 |
| CJX2-32 | NXC-32 | Smaller, lower power, 長寿命 |
| CJX2-40 | NXC-40 | Smaller, lower power, 長寿命 |
| CJX2-50 | NXC-50 | Smaller, lower power, 長寿命 |
| CJX2-65 | NXC-65 | Smaller, lower power, 長寿命 |
| CJX2-80 | NXC-80 | Smaller, lower power, 長寿命 |
| CJX2-95 | NXC-95 | Smaller, lower power, 長寿命 |
- Quick Motor Selection Table
| モーター出力 (kW) | 定格電流 (あ) | Recommended CHINT | シュナイダー | シーメンス | ABB |
| 2.2 | 5 | NXC-06 | LC1D0610 | 3RT2015 | A6-30-10 |
| 3 | 6.5 | NXC-09 | LC1D0910 | 3RT2016 | A9-30-10 |
| 5.5 | 12 | NXC-12 | LC1D1210 | 3RT2017 | A12-30-10 |
| 7.5 | 16 | NXC-18 | LC1D1810 | 3RT2026 | A18-30-10 |
| 11 | 23 | NXC-25 | LC1D2510 | 3RT2027 | A26-30-10 |
| 15 | 32 | NXC-32 | LC1D3210 | 3RT2036 | A30-30-10 |
| 18.5 | 39 | NXC-40 | LC1D4010 | 3RT2037 | A40-30-10 |
| 22 | 47 | NXC-50 | LC1D5010 | 3RT2040 | A50-30-10 |
| 30 | 63 | NXC-65 | LC1D6510 | 3RT2046 | A63-30-10 |
| 37 | 78 | NXC-80 | LC1D8010 | 3RT2056 | A75-30-10 |
| 45 | 94 | NXC-95 | LC1D9510 | 3RT2066 | A95-30-10 |
CHINT contactors cover a full range from 6A to 630A. The NXC (Kunlun) series offers greatly improved performance, reliability and compatibility, and can directly replace the CJX2 series and equivalent products from other brands. ブランド間の交換用, verify rated current, コイル電圧, mounting dimensions and auxiliary contact configuration to ensure stable system operation.
