ABB SACE Emax E4.2 - Page 296

ABB | SACE Emax 2
Alarms or failures
2 - Self-diagnosis
293 | © 2023 ABB | 1SDH001330R1002 - ECN000297030
Continued from the previous page
Protections
In the event of protection or measurement alarms, the associated signals are reported:
Signal Type of alarm
Trip Test
Trip test performed signal. Press iTEST to reset
the message
Protection timing (for example: L timing) Specific protection in time delay mode
Protection prealarm (for example: Prealarm G) Specific protection in prealarm
Protection (Trip off) [for example: S (Trip off) ]
Specific protection, configured with trip
disabled, in alarm state
2I Protection Active 2I Protection active
Load LC1 / Load LC2
Current threshold 1 I1 / 2 I1 exceeded and in
alarm state
Iw1 Warning / Iw2 Warning
Current threshold Iw1 / Iw2 exceeded and in
alarm state
Harmonic dist. Harmonic Distortion protection in alarm state
Power factor
Power factor measurement (cosφ) less than set
threshold
Phase cycle Phase sequence protection in alarm state
Frequency
Frequency measured off range (<30 Hz or >80
Hz)
5th harmonic above Th / I sopra Th / THD I
above Th / THD V above Th
Single or total harmonic measurement above
threshold