1. Current tripping setting i!£g & display 2. Tripping time setting t!£g & display 3. Prealarm set-point setting al. & display 4. Function button 5. Setting & function selective button 6. Function setting button 7. Auxiliary supply presence 8. Prealarm display 9. Tripping display 10. Tripping test display 11. Reseting display 12. Tripping range:0.025~250a. 13. Tripping time: 0.02~500 second.