Chint NJX-13FW Releu electromagnetic fără arc

Configurare contact: Four types available: 2Z, 2ZS, 3ZS, 4ZS

Caracteristici cheie: Adopts the patented technology of oxidation-free, arc-free explosion-proof current breaking, featuring oxidation resistance, zero arc discharge, și durată lungă de viață. Encapsulated in a sealed transparent casing, it provides waterproof, rezistent la praf, and corrosion-resistant performance, suitable for harsh environments such as low air pressure. Complete AC/DC voltage specifications, mai multe metode de montare, various matching sockets available, and versions with indicator lights are offered.

Normal Operating Conditions: Interval de temperatură: -25°C ~ +55°C; Umiditatea relativă: până la 95% at +25°C; Atmospheric pressure: 86kPa ~ 106kPa; Poziția de montare: Orice orientare

Parametrii principali:

Parametrii de contact: Contact material: Aliaj de argint. 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. Durata de viata electrica: 3×10⁵ operații; Durata de viata mecanica: 1×10⁷ operații.

Performanţă & Characteristic Parameters: Rezistenta de izolare: 100MΩ (500VDC). Dielectric withstand voltage: 1500VAC between open contacts; 500VAC between coil-yoke and between different contact groups. Operation time & Release time: ≤25ms each.

Parametrii bobinei: Rated power consumption: 0.9W (DC), 1.8VA (AC). Pick-up voltage: ≤75% tensiune nominală (DC), ≤80% rated voltage (AC). Tensiunea de întrerupere: ≥10% tensiune nominală (DC), ≥20% rated voltage (AC). Maximum allowable voltage: 110% tensiunea nominală.

Dimensiuni: 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, sisteme de alimentare, communication equipment, tranzit feroviar, marine and offshore engineering, harsh environment control, clădire electric & security systems, and medical devices, especially suitable for severe working conditions such as low air pressure, umiditate ridicată, and heavy dust.

1. Corresponding Relationship between Core Features and Applicable Scenarios

1. Detailed Application Field Analysis
2. Automatizare industrială & Controla

Sisteme de control PLC: Used as PLC output interfaces to realize low-signal control of high-power loads (motoare, electrovalve, încălzitoare, etc.), compatible with 2Z (10O), 2ZS/3ZS (5O), 4ZS (3O) for different power requirements

Production Line Automation: Applied to logic control and signal interlocking of conveyor lines, mașini de ambalare, mașini de tipărit, improving equipment reliability and service life

Controlul procesului: Serves as an actuator in closed-loop control systems for temperature, presiune, flow rate, etc., ensuring control accuracy and stability

2. Sisteme de alimentare & Managementul Energiei

Protecția distribuției energiei: Acts as an actuator in overload, subtensiune, overcurrent protection circuits to monitor and control circuit on/off status

Generator & Transformer Control: Used for start/stop control, excitation regulation, protectie la temperatura, compatible with maximum switching voltage of 250VAC/125VDC

Fotovoltaic & Wind Power Systems: Performs signal switching and protection in combiner boxes and inverters, withstanding outdoor environments and voltage fluctuations

3. Comunicare & Electronic Equipment

Stații de bază de comunicații: Applied to power distribution, signal routing, and equipment protection; sealed design resists dust and moisture in outdoor/base station room environments

Centre de date: 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

4. Rail Transit Systems

Train Control Circuits: Logic control of door systems, sisteme de iluminat, 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

5. Marin & Inginerie offshore

Sisteme electrice marine: 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), controlul nivelului lichidului, fire protection systems; long service life reduces maintenance frequency

6. Special Control for Harsh Environments

Mining Equipment: Control of underground ventilation, drenaj, and transportation systems, withstanding low air pressure and dusty environments

Chimic & Industria metalurgică: 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

7. Clădire electrică & Sisteme de securitate

Automatizarea clădirilor: Control of central air conditioning, sisteme de ventilație, water supply and drainage pumps; compatible with multiple contact configurations to meet different load requirements

Fire Alarm Linkage: Control of fire alarm systems, ventilatoare de evacuare a fumului, pompe de incendiu; zero-arc feature enhances safety

Security Monitoring: Power management of access control systems and video surveillance equipment, ensuring 24-hour stable operation

8. Medical & 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

III. Typical Application Examples

1. Recomandări de selecție
2. Select contact configuration based on load power: 2Z for 10A loads, 2ZS/3ZS for 5A loads, 4ZS for 3A loads
3. Pentru medii dure, prioritize versions with indicator lights (Tip B) or arc shields (Tip M)
4. For DC control circuits, it is recommended to select versions with surge suppression (Tip B) to protect coils and control equipment
5. 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

1. Overview of Core Parameter Comparison (Priority Order)

1. Detailed Technical Parameter Comparison (By Category)
2. Contact System Parameters

2. Bobina & Action Characteristic Parameters
   

   Element de parametru	Chint NJX-13FW	Schneider RXM2AB2P7	Omron LY2-DC24	Siemens 3RH2122-1BB40	Observații
   Gama de tensiune nominală	AC:24V~380V	AC:24V~230V	AC:24V~230V	AC:24V~230V	Coverage range is basically consistent
   	DC:6V~220V	DC:6V~240V	DC:6V~240V	DC:6V~240V
   Tensiune de preluare	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
   Tensiune de întrerupere	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
   Timp de operare	≤25ms	≤20ms	≤20ms	≤20ms	Mainstream brands have slightly faster response
   Timpul de eliberare	≤25ms	≤20ms	≤20ms	≤20ms	Mainstream brands have slightly faster response
   Suprimarea supratensiunii	Optional Type B (with diode)	Suprimarea supratensiunii încorporată	Optional with surge suppression	Suprimarea supratensiunii încorporată	NJX-13FW is optional configuration

3. Fizic & Parametrii de mediu

2. Socket Compatibility
   

   Configurare contact	Chint Matching Socket	Schneider Matching Socket	Omron Matching Socket	Cross-brand Replacement Suggestion
   2Z (8-pin)	CZTO8A-E	RXM4AB1P7	PYF08A-E	Pin arrangement is consistent, înlocuire directă disponibilă
   3ZS/4ZS (14-pin)	CZTO14A-E	RXM4AB2P7	PYF14A-E	Pin arrangement is consistent, înlocuire directă disponibilă

   Selection and Replacement Decision Matrix (By Application Scenario)

1. Key Replacement Points and Risk Tips
2. Three Elements for Safe Replacement
3. Potrivirea parametrilor electrici: Ensure contact rated current/voltage ≥ original load, consistent coil voltage, and corresponding surge suppression configuration
4. Mechanical Dimension Compatibility: For plug-in installation, confirm pin quantity and arrangement consistency; for PCB installation, verify pad positions
5. Adaptarea mediului: For replacement in harsh environments, prioritize protection grade to avoid failures caused by insufficient sealing
6. Risk Avoidance Measures

Zero-arc application scenarios: Must select Chint NJX-13FW; no other brands have this patented technology

Ocazii rezistente la explozie: 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

1. Summary and Procurement Suggestions
2. Direct Replacement with Same Parameters: În condiții standard de lucru, 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
3. Differentiated Advantage Selection:

Medii dure: Chint NJX-13FW with oxidation-free & zero-arc + IP6K8 sealing is the only choice

Standard working conditions: Imported brands (Schneider/Omron) with sufficient spare parts and high brand recognition

Cost control: Chint NJX-13FW with high cost performance and performance meeting industrial standards

3. Procurement Suggestion: For batch replacement, it is recommended to conduct small-batch tests first to verify compatibility and stability before large-scale application