ABB Asea RXME1 RK221025-AD Auxiliary Relay
The ABB Asea RXME1 RK221025-AD is a robust auxiliary relay designed for high-performance applications in industrial automation, protection, and control systems. It is particularly suitable for environments requiring rapid response times and high contact ratings, making it ideal for tripping, signaling, and interlocking functions.
Key Features
- High-Speed Operation: Achieves operating times of less than 10 milliseconds, ensuring swift response in critical applications.
- Versatile Contact Configuration: Standard models offer 2 normally open (NO) and 2 normally closed (NC) contacts, accommodating various circuit requirements.
- Durable Design: Engineered to withstand over 10 million mechanical operations, providing long-term reliability.
- Wide Voltage Range: Operates effectively within a control voltage range of 48-55 V DC, offering flexibility across different systems.
- Compact and Modular: Designed for easy integration into existing systems, compatible with COMBIFLEX modular relay racks.
Technical Specifications
- Rated Voltage: 48-55 V DC
- Operating Time: Less than 10 ms
- Reset Time: Less than 15 ms
- Contact Configuration: 2 NO + 2 NC (Standard)
- Continuous Current: 5 A per contact
- Breaking Capacity: 250 V AC / 30 V DC, 5 A
- Burden: Less than 2 W
- Mechanical Life: Over 10 million operations
- Electrical Life: Over 100,000 operations at rated load
- Dielectric Strength: 2 kV, 50 Hz, 1 min
- Ambient Temperature Range: -25°C to +55°C
- Mounting Type: Flush mounting or 19″ rack
- Housing Material: Flame-retardant plastic
- Weight: Approximately 400 g
Applications
The RXME1 RK221025-AD is especially suitable for protection and control circuits in industrial settings. Its design allows it to perform effectively in high-corrosive atmospheres and seismic areas. Functions such as tripping, interlocking, and signal multiplication are easily achieved with this relay, either individually or in combination with other relays. Special requirements can be met by utilizing different contact types, including twin contacts, bridge contacts, or dry-reed contacts.
Conclusion
The ABB Asea RXME1 RK221025-AD Auxiliary Relay stands out for its high-speed operation, durable design, and versatile applications in demanding industrial environments. Its compatibility with COMBIFLEX systems and robust technical specifications make it a reliable choice for engineers seeking efficient and dependable relay solutions.
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