Technical FAQs

Ask a Question

What are the Micrologic 5.0/6.0 P trip unit protective functions (Alarms)?

Issue:
What are the Micrologic 5.0/6.0 P trip unit protective functions (Alarms)?

Product Line:
Circuit Breaker Power Trip Units

Environment:
Micrologic™ 5.0P and 6.0P Electronic Trip Units

Cause:
Selection by feature

Resolution:
Alarms can be enabled or disabled for protection or load shedding. When an alarm occurs, an entry is made in the alarm log.

1.  Long-time pickup
2.  Short-time pickup
3.  Instantaneous pickup
4.  Ground-fault current
5.  Ground-fault alarm
6.  Current unbalance
7.  Phase A maximum demand current
8.  Phase B maximum demand current
9.  Phase C maximum demand current
10. Neutral maximum demand current
11. Minimum voltage (undervoltage)
12. Maximum voltage (overvoltage)
13. Voltage unbalance
14. Reverse power
15. Minimum frequency (underfrequency)
16. Maximum frequency (overfrequency)
17. Phase rotation
18. Current load shedding
19. Power load shedding
Was this helpful?
What can we do to improve the information ?