Noark SU20L Manual De Instrucciones página 3

Ex9M2-6 SU20L Electronic Trip Unit
Ex9M Electronic Moulded Case Circuit Breaker
LED indicators
Working = green flashing
Error = OFF
I ≥ 90%I
r
I < 90%I
r
I ≥ 105%I
I < 105%I
Communication test interface
Communication test interface for external power supply,
commissioning, monitoring and maintanance purposes.
Communication test interface
= yellow
= OFF
= red
r
= OFF
r
Overload long-time delay protection current setting
EN
Overload long-time delay protection time setting
Short circuit instantaneous protection current setting
Short circuit short-time delay protection current setting
Short circuit short-time delay protection time setting
Neutral line protection setting
3
0.1 s
0.2 s
0.3 s
0.4 s
20201207-EN