Song Chuan 891P-1A-C 12VDC Power Relay: Comprehensive Technical Guide for Industrial Automation Applications
Song Chuan 891P-1A-C 12VDC Power Relay
High-Performance Electromechanical Relay for Industrial Automation and Control Systems
Product Overview
The Song Chuan 891P-1A-C is a premium 12VDC power relay designed specifically for demanding industrial automation applications. With over 50 years of manufacturing expertise, Song Chuan delivers reliable switching solutions that meet the rigorous requirements of PLC systems, motor controls, and industrial machinery.
Key Technical Specifications
| Parameter | Specification | Value |
|---|---|---|
| Coil Voltage | Operating Voltage | 12 VDC |
| Contact Configuration | Relay Contact Form | 1 Form A (SPST-NO) |
| Current Rating | Maximum Contact Current | 25 A |
| Terminal Type | Mounting Style | 4-Pin Socket/PCB |
| Operate Time | Maximum Response Time | 20 ms Max |
| Release Time | Maximum Release Time | 10 ms Max |
| Dielectric Strength | Contact to Coil | AC 4500V |
| Contact Resistance | Initial Value | ≤ 50 mΩ |
Industrial Applications
The 891P-1A-C relay is engineered for high-reliability applications in industrial automation environments:
- PLC Output Modules: Interface between PLC controllers and high-power loads
- Motor Control Systems: Switching for AC/DC motors and motor starters
- HVAC Systems: Compressor and fan motor control applications
- Industrial Lighting: High-power lighting control circuits
- Power Distribution: Load switching in control panels
- Automation Equipment: Machine tools, conveyors, and processing equipment
Manufacturer Quality & Certifications
Song Chuan Precision Manufacturing - Founded in 1974 with over 50 years of relay manufacturing expertise:
- IATF 16949 certified for automotive quality standards
- ISO 9001 quality management system
- Vertically integrated manufacturing capabilities
- In-house R&D and custom design services
- Global presence with manufacturing facilities worldwide
Frequently Asked Questions
Installation & Wiring Guidelines
For optimal performance and safety, follow these installation guidelines:
- Ensure proper coil voltage (12VDC ±10%) to prevent premature failure
- Use appropriate wire gauges for the 25A current rating
- Install suppression diodes for inductive loads to protect against voltage spikes
- Maintain adequate clearance and creepage distances per IEC standards
- Consider using socket mounting for easy replacement and maintenance
External References & Technical Resources
For detailed technical specifications and application notes, refer to:
- Song Chuan official datasheet: Download PDF Datasheet
- Mouser Electronics product page: Mouser Product Details
- Song Chuan company profile: Manufacturer Information
