المقاولين,قاطع الدائرة,العاكس للطاقة الشمسية,عداد كهرباء,البطاريات الشمسية
NXC-185-380V (رقم الطلب: 710010100000343)
| شريحة | معنى | وصف |
| إن إكس سي | سلسلة المنتجات | CHINT Kunlun series AC contactor, upgraded compact structure replacing traditional CJX2 series |
| 185 | التصنيف الحالي | Rated operational current of main contact: 185أ (ايه سي-3, 400V) |
| 380V | الجهد لفائف | Rated control coil voltage: تيار متردد 380 فولت, standard frequency 50Hz |
Supplementary Specifications: 3-القطب (3ص), 3 normally-open main contacts, 2جهات الاتصال المساعدة NO+2NC, standard mounting type
- معلمات المواصفات الأساسية
| فئة | البيانات الفنية | ملاحظات |
| Basic Properties | ||
| نوع المنتج | Electromagnetic AC Contactor | سلسلة كونلون, replacement for CJX2-1850 |
| المعايير المعمول بها | جيجابايت/ت 14048.4 / اللجنة الانتخابية المستقلة 60947-4-1 | Compliant with GB 21518 safety standard |
| تصنيف الجهد العزل | 1000V | Unified standard for specifications above 120A |
| تصنيف الجهد التشغيلي | 220V~690V | Compatible with various industrial power supply systems |
| المعلمات الكهربائية | ||
| تصنيف التشغيل الحالي (أي) | 185أ (ايه سي-3, 400V) | Matches motor power around 90kW |
| Rated Making Capacity | 10×Ie (ايه سي-3) | 1850أ, reliable load switching |
| Rated Breaking Capacity | 8×Ie (ايه سي-3) | 1480أ, safe fault current interruption |
| معلمات الملف | تيار متردد 380 فولت, 50هرتز, power approx. 170فرجينيا | Pick-up/holding power ratio about 3:1 |
| جهات الاتصال المساعدة | 2لا + 2NC, rated current 5A | Signal transmission for control circuits |
| Mechanical Parameters | ||
| رقم القطب | 3ص (3 NO main contacts) | التكوين القياسي, 4P version optional |
| طريقة التركيب | سكة DIN القياسية مقاس 35 مم / تركيب المسمار | Fits mainstream control cabinets |
| مواد الإسكان | Flame-retardant engineering plastic | UL94 V0 flame resistance grade |
| درجة الحماية | IP20 | Finger-touch safe, indoor cabinet installation only |
| الحياة الميكانيكية | 10,000,000 العمليات | عمر خدمة طويل, low maintenance frequency |
| الحياة الكهربائية | 1,000,000 العمليات (ايه سي-3) | Suitable for frequent start-stop operation |
| المعلمات البيئية | ||
| درجة حرارة التشغيل | -30درجة مئوية ~ +70 درجة مئوية | Wide temperature range for harsh industrial conditions |
| درجة حرارة التخزين | -40°C ~ +85°C | Meets storage and transportation requirements |
| الرطوبة النسبية | 5%~95%, غير التكثيف | Adaptable to humid working environment |
| ارتفاع | ≥2000 م | Derating required for higher altitude |
- Cross-brand Replacement Comparison
| ماركة | نموذج | Similar Features | الاختلافات |
| شينت | NXC-185-380V | Reference model | سلسلة كونلون, فعالة من حيث التكلفة, preferred domestic replacement |
| شنايدر | LC1D18500Q7 | 185أ, 3ص, 380V coil | سعر أعلى, 1NO+1NC auxiliary contacts |
| ايه بي بي | A185-30-11 | 185أ, 3ص, 380V coil | 1NO+1NC auxiliary contacts, different mounting dimensions |
| سيمنز | 3RT2036-1AP00 | 185أ, 3ص, 380V coil | High price, استجابة سريعة, ideal for precision control |
| DELIXI | CDM3-185 | 185أ, 3ص, 380V coil | البديل المحلي, similar price, slightly lower performance |
ملاحظات الاستبدال:
- Confirm identical coil voltage, pole number and auxiliary contact configuration before replacement
- Verify mounting hole compatibility among different brands
- Check derating curve matching for high altitude and special environments
- Matching CHINT NXR thermal overload relay is recommended for optimal protection
- قائمة نماذج السلسلة الكاملة (Core NXC Models)
| نموذج | التصنيف الحالي | الجهد لفائف | الاتصال المساعد | القطب | رقم الطلب. |
| إن إكس سي-06-220V | 6أ | تيار متردد 220 فولت | 1لا + 1NC | 3ص | 710010100000001 |
| NXC-12-380V | 12أ | تيار متردد 380 فولت | 1لا + 1NC | 3ص | 710010100000002 |
| NXC-18-220V | 18أ | تيار متردد 220 فولت | 1لا + 1NC | 3ص | 710010100000003 |
| NXC-25-380V | 25أ | تيار متردد 380 فولت | 1لا + 1NC | 3ص | 710010100000004 |
| NXC-32-220V | 32أ | تيار متردد 220 فولت | 1لا + 1NC | 3ص | 710010100000005 |
| NXC-40-380V | 40أ | تيار متردد 380 فولت | 1لا + 1NC | 3ص | 710010100000006 |
| NXC-50-220V | 50أ | تيار متردد 220 فولت | 1لا + 1NC | 3ص | 710010100000007 |
| NXC-65-380V | 65أ | تيار متردد 380 فولت | 1لا + 1NC | 3ص | 710010100000008 |
| NXC-80-220V | 80أ | تيار متردد 220 فولت | 2لا + 2NC | 3ص | 710010100000009 |
| NXC-100-380V | 100أ | تيار متردد 380 فولت | 2لا + 2NC | 3ص | 710010100000305 |
| NXC-120-220V | 120أ | تيار متردد 220 فولت | 2لا + 2NC | 3ص | 710010100000306 |
| NXC-150-380V | 150أ | تيار متردد 380 فولت | 2لا + 2NC | 3ص | 710010100000307 |
| NXC-185-380V | 185أ | تيار متردد 380 فولت | 2لا + 2NC | 3ص | 710010100000343 |
| NXC-225-380V | 225أ | تيار متردد 380 فولت | 2لا + 2NC | 3ص | 710010100000344 |
| NXC-265-380V | 265أ | تيار متردد 380 فولت | 2لا + 2NC | 3ص | 710010100000345 |
Model Extension Rules:
Suffix M: Reversible contactor (على سبيل المثال. NXC-25M-220V)
Suffix 4P: 4-قواطع القطب (على سبيل المثال. NXC-65-4P-380V)
Suffix Z: لفائف العاصمة (على سبيل المثال. NXC-18-24Z)
Auxiliary contact expansion: Max 6NO+6NC with F4-XX auxiliary contact block
- الأخطاء الشائعة & استكشاف الأخطاء وإصلاحها
| ظاهرة الخلل | الأسباب المحتملة | الحلول |
| فشل المقاول في السحب | 1. Abnormal coil voltage | 1. Verify stable 380V power supply |
| 2. Open control circuit | 2. Check wiring and fuse | |
| 3. لفائف محترقة | 3. Test coil resistance (normal ~800Ω), replace damaged coil | |
| 4. Mechanical jam | 4. Clean iron core and reset spring | |
| ضوضاء عالية بعد السحب | 1. Oil contamination on core surface | 1. Clean contact surface of iron core |
| 2. Broken short-circuit ring | 2. Replace iron core or short-circuit ring | |
| 3. انخفاض الجهد | 3. Ensure voltage ≥85% rated value | |
| Overheated / burned contacts | 1. Excessive load current | 1. Upgrade to higher capacity model |
| 2. Poor contact performance | 2. Clean contacts and adjust contact pressure | |
| 3. Frequent switching | 3. Optimize control logic to reduce unnecessary switching | |
| 4. Failed arc suppression | 4. Inspect and maintain arc shield | |
| Malfunction of auxiliary contacts | 1. الاتصال الأكسدة | 1. Polish and clean contacts |
| 2. الاجتثاث الاتصالي | 2. Replace auxiliary contact assembly | |
| 3. الأسلاك فضفاضة | 3. Fasten terminal connections | |
| Overheating and burnt coil | 1. الجهد الزائد | 1. Keep voltage within rated range |
| 2. Excessive operation frequency | 2. Reduce switching frequency or adopt AC-4 type contactor | |
| 3. ارتفاع درجة الحرارة المحيطة | 3. Improve ventilation condition | |
| 4. Stuck iron core | 4. Ensure flexible mechanical movement |
- الامتثال للشحن الجوي & الشهادات
- الشهادات
شهادة CE, compliant with EU Machinery Directive
cULus certification complying with North American safety standards
CCC compulsory certification of China
RoHS environmental compliance
- Air Transport Regulations
No built-in lithium battery or super capacitor, classified as ordinary industrial electrical equipment
البضائع غير الخطرة, conforms to IATA DGR Class 9 requirements
Standard industrial packaging, الأعلى 20 units per carton to avoid collision damage
Recommended marks: FRAGILE, ELECTRICAL EQUIPMENT, KEEP DRY
- بيئة التطبيق & Adaptation
السيناريوهات القابلة للتطبيق
التحكم بالمحركات الصناعية: يبدأ, stop and reverse control of three-phase asynchronous motors below 90kW
معجب & Water Pump System: التدفئة والتهوية وتكييف الهواء, industrial circulating water and sewage aeration equipment control
Compressor Control: Heavy-duty air and refrigeration compressors for AC-3 working condition
Automatic Production Line: Core component for sequence control and interlock protection
Building Electrical System: Central air conditioning, fire water pump and elevator room equipment control
Mining Machinery: Remote control and protection for belt conveyors and crushers
Metallurgical Equipment: Electrical control system for small rolling mills and furnace auxiliary units
Unsuitable Scenarios
DC circuit control (Select dedicated NXC-Z series DC contactors)
High-frequency operation over 1200 cycles per hour (AC-4 contactor or solid state relay recommended)
Use above 2000m altitude without power derating
Severe vibration environment over 5g without damping measures
Corrosive gas environment without anti-corrosion protection
- Application Cases
قضية 1: Central Air Conditioning Control of Large Shopping Mall
طلب: Control of 3 sets 90kW water chillers and 4 sets 75kW cooling tower fans
Challenges: 20-30 daily start-stop cycles, high reliability and energy saving requirement
حل: NXC-185-380V + NXR-185 thermal overload relay + intelligent PLC control system
Result: Trouble-free operation for 2 سنين, 30% energy saving with frequency conversion, 50% maintenance cost reduction
قضية 2: Conveyor System for Auto Parts Production Line
طلب: 12 belt conveyor lines with 75kW driving motor each, sequential start-stop and interlock protection
Challenges: Multi-motor synchronous control, frequent forward/reverse rotation, oily environment
حل: NXC-185-380V for main drive + NXC-65-380V for auxiliary drive + safety relay
Result: Precise synchronous operation, IP20 protection against oil contamination, mechanical life up to 8 مليون دورة
- إرشادات الاختيار
Quick Rules
التصنيف الحالي: NXC-X ranging 6~630A, matching motor power about X/2 kW
Standard coil voltage: 220V / 380V; optional 110V / 24V / 48V
الاتصال المساعد: 1NO+1NC for ≤80A; 2NO+2NC for ≥100A
تصاعد: Universal 35mm DIN rail for mainstream cabinets
فئة الحماية: IP20, indoor cabinet use only, outdoor exposed installation prohibited
Specific Application Scenarios of NXC185-380V
- التحكم في المحركات
يبدأ, stop and reverse control of three-phase asynchronous motors below 90kW
Continuous operation control of constant-load equipment including fans, pumps and compressors
Motor control with operation frequency ≤1200 cycles per hour
- Industrial Automation System
Sequence control and interlock protection of production line facilities
Peripheral equipment control of robot workstations
Stacker and conveyor control in automated warehouses
- بناء & بنية تحتية
Water chiller and cooling tower control for commercial central air conditioning
Fire water pump and exhaust fan control of high-rise buildings
Ventilation system control of underground parking lots
- Energy & حماية البيئة
Aeration equipment and sludge pump control in sewage treatment plants
Switch control of small photovoltaic inverters and energy storage systems
Control system of waste disposal equipment
- Mining & Metallurgy
Belt conveyor and crusher control in mines
Auxiliary equipment control of small metallurgical furnaces
Electrical control system of mineral processing facilities
Restricted Application
DC circuit application
Operation frequency exceeding 1200 cycles per hour
Underrated use at altitude over 2000m
Heavy vibration environment without damping measures
Corrosive gas environment without protective treatment
