المقاولين,قاطع الدائرة,العاكس للطاقة الشمسية,عداد كهرباء,البطاريات الشمسية
تكوين الاتصال: Four types available: 2ز, 2ZS, 3ZS, 4ZS
الميزات الرئيسية: Adopts the patented technology of oxidation-free, arc-free explosion-proof current breaking, featuring oxidation resistance, zero arc discharge, and long service life. Encapsulated in a sealed transparent casing, it provides waterproof, dustproof, and corrosion-resistant performance, suitable for harsh environments such as low air pressure. Complete AC/DC voltage specifications, multiple mounting methods, various matching sockets available, and versions with indicator lights are offered.
Normal Operating Conditions: نطاق درجة الحرارة: -25درجة مئوية ~ +55 درجة مئوية; الرطوبة النسبية: ما يصل الى 95% at +25°C; Atmospheric pressure: 86kPa ~ 106kPa; Mounting position: أي اتجاه
المعلمات الرئيسية:
معلمات الاتصال: Contact material: سبائك الفضة. 2Z contact load: 10A/220VAC or 28VDC; 2ZS/3ZS contact load: 5A/220VAC or 28VDC; 4ZS contact load: 3A/220VAC or 28VDC. Maximum switching voltage: 250VAC/125VDC. Maximum switching power: 2200VA/280W for 2Z; 1100VA/140W for 2ZS/3ZS; 660VA/84W for 4ZS. الحياة الكهربائية: 3×10⁵ operations; الحياة الميكانيكية: 1×10⁷ operations.
أداء & Characteristic Parameters: مقاومة العزل: 100مΩ (500VDC). Dielectric withstand voltage: 1500VAC between open contacts; 500VAC between coil-yoke and between different contact groups. Operation time & Release time: ≤25ms each.
معلمات الملف: Rated power consumption: 0.9دبليو (العاصمة), 1.8فرجينيا (تكييف). الجهد البيك اب: ≤75% rated voltage (العاصمة), ≤80% rated voltage (تكييف). الجهد التسرب: ≥10% rated voltage (العاصمة), ≥20% rated voltage (تكييف). Maximum allowable voltage: 110% الجهد المقنن.
أبعاد: 27.5×21.5×35.5mm
Chint NJX-13FW is an oxidation-free & arc-free electromagnetic relay. Relying on its core technologies and protective features, it is widely used in industrial automation, أنظمة الطاقة, communication equipment, النقل بالسكك الحديدية, marine and offshore engineering, harsh environment control, مبنى كهربائي & security systems, والأجهزة الطبية, especially suitable for severe working conditions such as low air pressure, رطوبة عالية, and heavy dust.
- Corresponding Relationship between Core Features and Applicable Scenarios
| الميزات الأساسية | السيناريوهات القابلة للتطبيق |
| Oxidation-free & arc-free technology | Explosion-proof requirements, arc-sensitive circuits, precision electronic equipment control |
| Sealed transparent casing encapsulation | ضد للماء (IP6K8), dustproof, corrosion-resistant; suitable for outdoor/industrial harsh environments |
| Long service life design | Frequent switching automation production lines, continuous operation equipment |
| Multiple contact configurations (2Z/2ZS/3ZS/4ZS) | Multi-circuit control, signal switching, complex logic circuits |
| Complete AC/DC specifications | Compatible with different power supply systems, high versatility |
| Multiple mounting methods | Front-panel top/side flange, لحام ثنائي الفينيل متعدد الكلور, plug-in type; suitable for various control cabinets and equipment |
- Detailed Application Field Analysis
- الأتمتة الصناعية & يتحكم
PLC Control Systems: Used as PLC output interfaces to realize low-signal control of high-power loads (المحركات, صمامات الملف اللولبي, سخانات, إلخ.), compatible with 2Z (10أ), 2ZS/3ZS (5أ), 4ZS (3أ) for different power requirements
Production Line Automation: Applied to logic control and signal interlocking of conveyor lines, آلات التعبئة والتغليف, آلات الطباعة, improving equipment reliability and service life
التحكم في العمليات: Serves as an actuator in closed-loop control systems for temperature, ضغط, معدل التدفق, إلخ., ensuring control accuracy and stability
- أنظمة الطاقة & إدارة الطاقة
حماية توزيع الطاقة: Acts as an actuator in overload, انخفاض الجهد, overcurrent protection circuits to monitor and control circuit on/off status
Generator & Transformer Control: Used for start/stop control, excitation regulation, حماية درجة الحرارة, compatible with maximum switching voltage of 250VAC/125VDC
Photovoltaic & Wind Power Systems: Performs signal switching and protection in combiner boxes and inverters, withstanding outdoor environments and voltage fluctuations
- تواصل & المعدات الإلكترونية
محطات قاعدة الاتصالات: Applied to power distribution, signal routing, and equipment protection; sealed design resists dust and moisture in outdoor/base station room environments
مراكز البيانات: Used for server cluster power management and UPS system switching control; zero-arc feature ensures data security
Broadcasting & TV Equipment: Performs signal switching and power control of transmitters and OB vans, ensuring stable signal transmission
- Rail Transit Systems
Train Control Circuits: Logic control of door systems, أنظمة الإضاءة, air conditioning regulation, and braking systems, adapting to vibration and environmental changes during train operation
Signal Systems: Control of railway signal lights, switch points, and platform screen door systems; zero-arc technology improves signal reliability
Vehicle Auxiliary Equipment: Battery management and charging system control, withstanding voltage fluctuations in vehicle electrical systems
- البحرية & Offshore Engineering
Marine Electrical Systems: Remote control of main engines, auxiliary engine control, power management of navigation equipment; sealed design resists high salt spray and humidity in marine environments
Offshore Platform Equipment: Control circuits of drilling platforms and offshore wind power equipment, adapting to low air pressure and harsh weather conditions
Marine Automation: Engine room monitoring and alarm systems (MSA), liquid level control, fire protection systems; long service life reduces maintenance frequency
- Special Control for Harsh Environments
Mining Equipment: Control of underground ventilation, الصرف, and transportation systems, withstanding low air pressure and dusty environments
كيميائي & الصناعة المعدنية: Pump and valve control, temperature monitoring in corrosive environments; corrosion-resistant features extend service life
Outdoor Intelligent Equipment: Street light control, environmental monitoring stations, meteorological equipment; IP6K8 protection grade ensures stable operation
- كهرباء البناء & Security Systems
أتمتة البناء: Control of central air conditioning, أنظمة التهوية, water supply and drainage pumps; compatible with multiple contact configurations to meet different load requirements
Fire Alarm Linkage: Control of fire alarm systems, smoke exhaust fans, مضخات الحريق; zero-arc feature enhances safety
Security Monitoring: Power management of access control systems and video surveillance equipment, ensuring 24-hour stable operation
- طبي & Laboratory Equipment
Medical Instruments: Power switching and control of monitors, analyzers, disinfection equipment; oxidation-free feature ensures circuit purity
Laboratory Equipment: Control of precision testing instruments and environmental simulation chambers, adapting to high-precision control requirements in laboratories
ثالثا. أمثلة التطبيق النموذجية
| سيناريو التطبيق | Recommended Contact Configuration | Recommended Mounting Method | المزايا الأساسية |
| PLC-controlled motor start/stop | 2ز (10أ) | نوع البرنامج المساعد + CZTO8A-E socket | Zero-arc protection for PLC, long service life suitable for frequent start/stop |
| Communication base station power distribution | 3ZS (5أ) | PCB type | Sealed protection, multi-circuit control, stable signal |
| Marine engine room liquid level control | 2ZS (5أ) | Side flange type | Corrosion and moisture resistance, adapting to marine vibration environment |
| Mining ventilation system control | 4ZS (3أ) | Top flange type + arc shield | Low air pressure resistance, multi-circuit interlocking protection |
- توصيات الاختيار
- Select contact configuration based on load power: 2Z for 10A loads, 2ZS/3ZS for 5A loads, 4ZS for 3A loads
- للبيئات القاسية, prioritize versions with indicator lights (النوع ب) or arc shields (اكتب م)
- For DC control circuits, it is recommended to select versions with surge suppression (النوع ب) to protect coils and control equipment
- For frequent switching scenarios, give priority to its advantages of 3×10⁵ electrical life and 1×10⁷ mechanical life
Selection and Replacement Comparison Manual for Chint NJX-13FW and Equivalent Relays of Mainstream Brands
- Overview of Core Parameter Comparison (Priority Order)
| ماركة & نموذج | تكوين الاتصال | التصنيف الحالي | Maximum Switching Voltage | استهلاك طاقة الملف | الحياة الكهربائية | الحياة الميكانيكية | درجة الحماية | طريقة التركيب | Matching Socket |
| Chint NJX-13FW | 2ز(10أ)/2ZS/3ZS(5أ)/4ZS(3أ) | 3A/5A/10A | 250VAC/125VDC | العاصمة:0.9دبليو | 3×10⁵ operations | 1×10⁷ operations | IP6K8 (Sealed) | Top/side flange, PCB, البرنامج المساعد | CZTO8A-E/CZTO14A-E |
| تكييف:1.8فرجينيا | |||||||||
| شنايدر RXM2AB2P7 | 2شركة(10أ) | 10أ | 250VAC/30VDC | العاصمة:1دبليو | 1×10⁶ operations | 1×10⁷ operations | IP20 | نوع البرنامج المساعد (16عرض ملم) | RXM4AB1P7 |
| تكييف:2فرجينيا | |||||||||
| Omron LY2-DC24 | 2شركة(10أ) | 10أ | 250VAC/30VDC | العاصمة:1دبليو | 1×10⁶ operations | 1×10⁷ operations | IP40 | نوع البرنامج المساعد (standard 8-pin) | PYF08A-E |
| تكييف:2.4فرجينيا | |||||||||
| Siemens 3RH2122-1BB40 | 2لا + 2NC(10أ) | 10أ | 250VAC/30VDC | العاصمة:1.2دبليو | 1×10⁶ operations | 1×10⁷ operations | IP20 | نوع البرنامج المساعد (14-دبوس) | 3RH1921-1HA11 |
| تكييف:3فرجينيا | |||||||||
| ABB NF21E-10 | 2لا + 2NC(10أ) | 10أ | 250VAC/30VDC | العاصمة:1دبليو | 1×10⁶ operations | 1×10⁷ operations | IP20 | نوع البرنامج المساعد | NF21E-10 Socket |
| تكييف:2.5فرجينيا |
- مقارنة مفصلة للمعايير الفنية (By Category)
- Contact System Parameters
| عنصر المعلمة | Chint NJX-13FW | شنايدر RXM2AB2P7 | Omron LY2-DC24 | Siemens 3RH2122-1BB40 | ملاحظات |
| مواد الاتصال | سبائك الفضة (oxidation-free patent) | Silver-nickel alloy | سبائك الفضة | سبائك الفضة | NJX-13FW has zero-arc feature |
| 2Z/2CO Load | 10أ/220 فولت تيار متردد | 10A/250VAC | 10A/250VAC | 10A/250VAC | Basic load capacity is consistent |
| 10أ/28 فولت تيار مستمر | 10أ/30 فولت تيار مستمر | 10أ/30 فولت تيار مستمر | 10أ/30 فولت تيار مستمر | ||
| 3ZS/3CO Load | 5أ/220 فولت تيار متردد | 5A/250VAC | 5A/250VAC | 5A/250VAC | NJX-13FW offers 3ZS configuration |
| 5أ/28 فولت تيار مستمر | 5أ/30 فولت تيار مستمر | 5أ/30 فولت تيار مستمر | 5أ/30 فولت تيار مستمر | ||
| 4ZS/4CO Load | 3أ/220 فولت تيار متردد | 3A/250VAC | 3A/250VAC | 3A/250VAC | NJX-13FW offers 4ZS configuration |
| 3أ/28 فولت تيار مستمر | 3أ/30 فولت تيار مستمر | 3أ/30 فولت تيار مستمر | 3أ/30 فولت تيار مستمر | ||
| Maximum Switching Power | 2ز:2200VA/280W | 2500VA/300W | 2500VA/300W | 2500VA/300W | Mainstream brands have slightly higher power |
| 2ZS/3ZS:1100VA/140W | |||||
| 4ZS:660VA/84W | |||||
| Dielectric Withstand Voltage | 1500VAC between open contacts | 1500بطالة (all circuits) | 1500بطالة (all circuits) | 1500بطالة (all circuits) | Coil-contact voltage of NJX-13FW is slightly lower |
| 500VAC between coil & اتصالات |
- لفائف & Action Characteristic Parameters
عنصر المعلمة Chint NJX-13FW شنايدر RXM2AB2P7 Omron LY2-DC24 Siemens 3RH2122-1BB40 ملاحظات Rated Voltage Range تكييف:24V~380V تكييف:24V~230V تكييف:24V~230V تكييف:24V~230V Coverage range is basically consistent العاصمة:6V~220V العاصمة:6الخامس ~ 240 فولت العاصمة:6الخامس ~ 240 فولت العاصمة:6الخامس ~ 240 فولت Pick-up Voltage DC≤75%Un DC≤75%Un DC≤75%Un DC≤75%Un Minimal difference AC≤80%Un AC≤85%Un AC≤85%Un AC≤85%Un الجهد التسرب DC≥10%Un DC≥10%Un DC≥10%Un DC≥10%Un Consistent with standards AC≥20%Un AC≥20%Un AC≥20%Un AC≥20%Un Operation Time ≥25 مللي ثانية ≥20 مللي ثانية ≥20 مللي ثانية ≥20 مللي ثانية Mainstream brands have slightly faster response وقت الإصدار ≥25 مللي ثانية ≥20 مللي ثانية ≥20 مللي ثانية ≥20 مللي ثانية Mainstream brands have slightly faster response قمع الطفرة Optional Type B (مع الصمام الثنائي) Built-in surge suppression Optional with surge suppression Built-in surge suppression NJX-13FW is optional configuration - بدني & المعلمات البيئية
| عنصر المعلمة | Chint NJX-13FW | شنايدر RXM2AB2P7 | Omron LY2-DC24 | Siemens 3RH2122-1BB40 | ملاحظات |
| أبعاد | 27.5×21.5×35.5mm | 29×16×38mm | 29×18×36mm | 30×22×40mm | NJX-13FW is more compact |
| وزن | تقريبا. 35ز | تقريبا. 40ز | تقريبا. 38ز | تقريبا. 42ز | NJX-13FW is lighter |
| درجة حرارة التشغيل | -25درجة مئوية~+55 درجة مئوية | -25درجة مئوية~+55 درجة مئوية | -25درجة مئوية~+55 درجة مئوية | -25درجة مئوية~+55 درجة مئوية | Consistent with standards |
| الرطوبة النسبية | 95% (عند 25 درجة مئوية) | 95% (عند 25 درجة مئوية) | 95% (عند 25 درجة مئوية) | 95% (عند 25 درجة مئوية) | Consistent with standards |
- Socket Compatibility
تكوين الاتصال Chint Matching Socket Schneider Matching Socket Omron Matching Socket Cross-brand Replacement Suggestion 2ز (8-دبوس) CZTO8A-E RXM4AB1P7 PYF08A-E Pin arrangement is consistent, direct replacement available 3ZS/4ZS (14-دبوس) CZTO14A-E RXM4AB2P7 PYF14A-E Pin arrangement is consistent, direct replacement available Selection and Replacement Decision Matrix (حسب سيناريو التطبيق)
| سيناريو التطبيق | Priority Recommended Model | ملاحظات الاستبدال | Core Advantage Selection |
| البيئات القاسية (dust/humidity/low air pressure) | Chint NJX-13FW | Sealed protection, zero-arc explosion-proof | Oxidation-free & zero-arc + IP6K8 protection |
| التحكم PLC (standard load) | شنايدر RXM2AB2P7 | Slightly higher coil power consumption, استجابة أسرع | Good brand compatibility, sufficient spare parts |
| Omron LY2-DC24 | |||
| التبديل المتكرر (high life requirement) | Omron LY2-DC24 | Electrical life of 1×10⁶ operations (higher than NJX-13FW) | Long-life design, stable and reliable |
| شنايدر RXM2AB2P7 | |||
| Compact installation (space-constrained) | Chint NJX-13FW | Dimensions of 27.5×21.5×35.5mm (smallest) | حجم صغير, light weight |
| Flange mounting requirement | Chint NJX-13FW | Only model supporting top/side flange mounting | تركيب مرن, suitable for special cabinets |
| المشاريع الحساسة من حيث التكلفة | Chint NJX-13FW | Price is about 60%-70% من الماركات المستوردة | أداء عالي التكلفة, performance meets industrial standards |
- Key Replacement Points and Risk Tips
- Three Elements for Safe Replacement
- مطابقة المعلمات الكهربائية: Ensure contact rated current/voltage ≥ original load, consistent coil voltage, and corresponding surge suppression configuration
- Mechanical Dimension Compatibility: For plug-in installation, confirm pin quantity and arrangement consistency; for PCB installation, verify pad positions
- التكيف البيئي: For replacement in harsh environments, prioritize protection grade to avoid failures caused by insufficient sealing
- Risk Avoidance Measures
Zero-arc application scenarios: Must select Chint NJX-13FW; no other brands have this patented technology
Explosion-proof occasions: Confirm product explosion-proof certification; only NJX-13FW has explosion-proof current breaking patent
Special installation: Top/side flange mounting is only available for NJX-13FW; no other brands offer this mounting method
- Summary and Procurement Suggestions
- Direct Replacement with Same Parameters: في ظل ظروف العمل القياسية, Chint NJX-13FW is fully compatible with Schneider RXM series, Omron LY series, and Siemens 3RH series in core parameters such as contact load and coil voltage, allowing direct interchangeability
- Differentiated Advantage Selection:
البيئات القاسية: Chint NJX-13FW with oxidation-free & zero-arc + IP6K8 sealing is the only choice
Standard working conditions: ماركات مستوردة (Schneider/Omron) with sufficient spare parts and high brand recognition
Cost control: Chint NJX-13FW with high cost performance and performance meeting industrial standards
- Procurement Suggestion: For batch replacement, it is recommended to conduct small-batch tests first to verify compatibility and stability before large-scale application
