Catalogs > Industrial Controls Catalog > Motor Control, IEC > Overload Relays > Bulletin 193-EF Solid-State Overload Relays
Bulletin 193-EF Solid-State Overload Relays
| Introduction |  |
Standards Compliance and Certifications | |
Product Overview | |
Catalog Number Explanation | |
| Product Selection | |
Accessories | |
Specifications | |
Approximate Dimensions | |
|
|
|
| Cat. No. 193-EF2B | Cat. No. 193-EF2A | Cat. No. 193-EF2C |
Bulletin 193-EF
193-EF1
- 0.5…400 A current range
- Phase loss/current imbalance protection
- LED indicators
- Digital (DIP switch) adjustments
- Adjustable Trip Class (2…30)
193-EF2 also includes:
- 0.5…630 A current range
- Overcurrent indication
- PTC thermistor monitoring
Bulletin 193-EF overload relays offer precise and reliable ambient compensated overload protection for the protection of three-phase squirrel cage motors. DIP switch settings allow the Bulletin 193-EF overload relays to be closely matched to the motor characteristics to safely obtain full utilization of the motor. The wide adjustment range of the trip class setting allows the Bulletin 193-EF overload relays to be applied in a wide variety of applications. The 193-EF2 version offers enhanced motor protection with additional circuitry for monitoring motor winding embedded thermistors.