Advanced Fault Monitoring: Detects load disconnection, overload, relay failure, and more
Auto Recovery Function: Automatically resumes output once the fault is cleared
LED Status Indicator: Visual display of operating and fault states
Signal Output Port: Transistor output interface for easy PLC or monitoring system integration
Compact and Durable: Horizontal epoxy-sealed housing for vibration resistance and space saving
XSSR-JK W2 Series Monitoring-Type Single-Phase AC Solid State Relay Overview
The XSSR-JK W2 is a horizontally mounted, integrated monitoring AC solid state relay. It features fault detection and automatic recovery functions, capable of monitoring load disconnection, load failure, or internal relay faults. With built-in optical isolation and high insulation strength, the relay is suitable for industrial power protection, temperature control systems, and smart load management.
Specifications
| Item | Value |
| Control Voltage | 3–32VDC |
| Control Current | 6–25mA |
| Load Voltage | 42–480VAC |
| Max Load Current | 10–120A |
| Min Load Current | 0.05A |
| Breakover Voltage | ≤1.6VAC |
| Output Leakage Current | ≤5mA |
| Dielectric Strength | ≥2500VAC |
| Insulation Resistance | ≥100MΩ |
| Switching Time | ≤10ms |
| Frequency Range | 47–63Hz |
| Operating Temperature | –20°C ~ +70°C |
| Alarm Output Rating | ≤35VDC / 100mA (Transistor output) |
| Alarm Output Voltage Drop | Approx. 1.2V |
| Mounting Style | Horizontal bolt mount, reinforced base |
| Dimensions (Reference) | 47 × 60 × 23.2 mm (Mount hole: 47.5 mm) |
Application Scenarios
• Load monitoring in photovoltaic heating systems
• Fault protection and automatic recovery in power distribution loops
• Load status feedback in precision equipment
• Safety protection systems for smart devices
• Ideal for industrial automation, electrical protection, and lab equipment requiring high reliability
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