Product Overview
NJB1-S (also designated as NJB1-X1) series voltage protection relay is used as the phase sequence and phase loss protection component to connect or disconnect the circuit. It is applicable to control circuits with AC voltage of 200V~500V and frequency of 50Hz/60Hz.
Main Features
- Phase sequence protection
- Phase loss (failure) protection
- LED operation indicator
- Rail mounting installation
- Fast response time (≤0.1s)
- Compact modular design
Technical Specifications
| Parameter | Specification |
|---|---|
| Rated Voltage | AC 200V ~ AC 500V |
| Frequency | 50Hz/60Hz |
| Operation Time | ≤0.1s (phase sequence/failure) |
| Contact Capacity | AC-15: 24V/0.75A, 415V/0.47A; Ith: 3A |
| Mounting | DIN Rail |
| Power Consumption | ≤3VA |
Typical Applications
- Motor protection
- Control system protection
- Power distribution systems
- Industrial automation
- Phase sequence monitoring
- Electrical equipment protection
Ordering Support
Model: NJB1-X1 for phase sequence and phase loss protection. Contact our sales team for technical support and ordering information.
Product Catalog
Please refer to the catalog image below for detailed specifications:
