EF19-2.7: ABB Electronic Overload Relay for Precision Motor Protection
In industrial settings, safeguarding motors against overloads and phase failures is crucial for operational efficiency and equipment longevity. The ABB EF19-2.7 electronic overload relay stands out as a reliable solution, offering precise protection and adaptability for various applications.
Product Overview: ABB EF19-2.7
The EF19-2.7 is part of ABB’s EF19 series of electronic overload relays, designed to protect motors in the event of overload or phase failure. With a current setting range of 0.8 to 2.7 A and selectable trip classes, it offers flexibility and precision in motor protection.
Key Specifications
- Current Setting Range: 0.8 – 2.7 A
- Trip Classes: Selectable 10E, 20E, 30E
- Auxiliary Contacts: 1 NO + 1 NC
- Rated Operational Voltage: 690 V AC (Main Circuit), 600 V AC/DC (Auxiliary Circuit)
- Frequency Rating: 50/60 Hz
- Mounting: Direct contactor mounting
- Dimensions (W x H x D): 44.4 mm x 85 mm x 59.3 mm
- Operating Temperature Range: -25°C to +70°C
- Degree of Protection: IP20
- Compliance: IEC/EN 60947-1, IEC/EN 60947-4-1, IEC/EN 60947-5-1, UL 60947-1, UL 60947-4-1
Features
- Adjustable Trip Classes: Select from 10E, 20E, or 30E to suit specific application needs.
- Phase Loss Sensitivity: Detects and responds to phase failures, preventing motor damage.
- Temperature Compensation: Ensures consistent performance across a wide temperature range.
- Automatic or Manual Reset: Offers flexibility in system design and operation.
- STOP and TEST Functions: Facilitates easy testing and maintenance.
- Sealable Operating Elements: Prevents unauthorized adjustments.
Trip-Free Mechanism: Ensures the relay trips even if the reset button is held down.
- Adjustable Trip Classes: Select from 10E, 20E, or 30E to suit specific application needs.
Advantages
- Enhanced Motor Protection: Provides accurate and reliable protection against overloads and phase failures.
- Operational Flexibility: Adjustable settings and reset options cater to diverse application requirements.
- Compact Design: Space-saving dimensions allow for easy integration into existing systems.
Compliance with Standards: Meets international safety and performance standards, ensuring quality and reliability.
Applications
The ABB EF19-2.7 is suitable for a variety of industrial applications, including:
- Pumps and Compressors: Protects motors from overloads during fluctuating load conditions.
- Conveyors: Ensures smooth operation by preventing motor overheating.
- HVAC Systems: Maintains system integrity by safeguarding motors against phase failures.
Manufacturing Equipment: Provides reliable protection for motors in various machinery.
AMPS Electric Trading: Your Trusted ABB Distributor in Saudi Arabia
For those seeking the EF19-2.7 electronic overload relay, AMPS Electric Trading stands as a reputable ABB distributor in Qatar. As an authorized ABB dealer in Qatar, AMPS Electric Trading ensures the availability of genuine products and offers expert support for your motor protection needs.
Conclusion
The ABB EF19-2.7 electronic overload relay combines precision, reliability, and adaptability, making it an ideal choice for protecting motors across various industrial applications. With features like adjustable trip classes, phase loss sensitivity, and compliance with international standards, it ensures optimal performance and safety. Partnering with AMPS Electric Trading, a trusted ABB supplier in Qatar, guarantees access to authentic products and professional support.
For more information or to purchase the ABB EF19-2.7 electronic overload relay, contact AMPS Electric Trading, your reliable ABB distributor in Saudi Arabia.
📍 Visit us at our showroom in Doha, Qatar
📞 Call us: +974 30338370
📧 Email: contact@ampsqr.com
🌐 Website: https://www.ampsqr.com/
Let AMPS Electric Trading, your trusted ABB supplier in Qatar help you unlock the full potential of your automation systems today.
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Published on
May 14, 2025
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