Description
The ABB EF65-70 is a robust electronic overload relay engineered to provide precise, dependable motor protection across a wide current range of 20 to 70 amps. Designed for use in commercial and industrial HVAC applications, this relay safeguards motors, compressors, and other inductive loads from damaging overload conditions, phase loss, and excessive current draw.
Key Features
- Wide current adjustment range: 20–70A
- 1NO (normally open) + 1NC (normally closed) auxiliary contact configuration
- Reliable overload and phase-loss protection for motors and HVAC equipment
- Compact design for easy panel integration
- Suitable for use with ABB contactors and motor starters
- Designed for commercial and industrial HVAC and mechanical systems
Application
The EF65-70 is ideal for protecting three-phase motors in HVAC systems including air handlers, chillers, cooling towers, and compressor assemblies. Its broad 20–70A range makes it a versatile solution for a variety of motor sizes and load profiles.
Specifications
- Brand: ABB
- Model: EF65-70
- Current Range: 20–70A
- Contact Configuration: 1NO / 1NC
- Type: Electronic Overload Relay
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