TECHNICAL DATA
16
NA016 - Manual - 05 - 2022
3.8 CONTROL AND MONITORING
Trip Circuit Supervision - 74TCS
Enable (74TCS) On / Off
Operating time 40 s
Reset time delay 6 s
Circuit Breaker monitoring
Circuit breaker diagnostic
Diagnostic (CB Diagnostic) On / Off
Oscillography (DFR)
Format
COMTRADE
Number of records
2
Recording mode
circular
Sampling rate
16 samples / power cycle
Set trigger:
• Pre-trigger time
0...63 T
[1]
[2]
• Trigger inputs
IN1, IN2, IN3
• Triggeroutputs K1...K4
• Manual Trigger ThyVisor
• General Trigger general from start / trips Start, Trip
• Trigger from start / trips Start I>, I>>, ...Trip I>...
Set analog channels:
Analog 1...Analog 4
• Instantaneous currents value i
L1
, i
L2
, i
L3
, i
E
• RMS value of the fundamental component for phase currents I
L1
, I
L2
, I
L3
• RMS value of the fundamental component for residual current I
E
Set digital channels:
• Inputs IN1, IN2, IN3
• Outputs K1...K4
• General from start / trips Start, Trip
3.9 MEASURES
RMS value of the fundamental component for phase currents (I
L1
, I
L2
, I
L3
)
RMS value of the fundamental component for residual current (I
E
)
Note 1 - T = number of power cycles
Example, with setting T=4 the pre-trigger is 80 ms with f = 50 Hz