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4 Protection settings
4.11 Event logging and waveform capture
34
Table 16: Event codes
Event code and time stamp
Alarm snapshot or
trip-snapshot
User waveform or
alarm waveform
Trip waveform
￫
To use event logging in all operating states, an external power
supply is required.
PXR Electronic trip unit 01/21 MN012005EN www.eaton.com
Logged event
• Current:
•
I
(IA)
L1
•
I
(IB)
L2
•
I
(IC)
L3
•
I
(IG)
G
•
I
(IN)
N
• Voltage (only on the PXR25):
•
U
(VAB)
L1-L2
•
U
(VBC)
L2-L3
•
U
(VCA)
L3-L1
•
U
(VAN)
L1-N
•
U
(VBN)
L2-N
•
U
(VCN)
L3-N
• Power: W, var, VA (only on the PXR25)
• Energy: Wh, Varh, VAh (only on the PXR25)
• Frequency
• Power factor
• Operations counter
Waveform of:
•
I
(IA)
L1
•
I
(IB)
L2
•
I
(IC)
L3
•
I
(IG)
G
•
I
(IN)
N
Waveform (only on the PXR25) of:
•
U
(VAB)
L1-L2
•
U
(VBC)
L2-L3
•
U
(VCA)
L3-L1
•
U
(VAN)
L1-N
•
U
(VBN)
L2-N
•
U
(VCN)
L3-N
1 cycle (64 data points)
Waveform of:
•
I
(IA)
L1
•
I
(IB)
L2
•
I
(IC)
L3
•
I
(IG)
G
•
I
(IN)
N
Waveform (only on the PXR25) of:
•
U
(VAB)
L1-L2
•
U
(VBC)
L2-L3
•
U
(VCA)
L3-L1
•
U
(VAN)
L1-N
•
U
(VBN)
L2-N
•
U
(VCN)
L3-N
6 cycles (384 data points)
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