ZIV 7IRD-A - Page 80

Chapter 6. Description of Operation of Protection Subsystem
M7IRDA2003I
7IRD-A/J/M: Distribution Protection & Control Terminal
© ZIV APLICACIONES Y TECNOLOGÍA, S.L.U. 2020
6-40
Table 6-3: Auxiliary Outputs
Num Name Description Function
33 IL Line Current Detect the phase currents.
34 A_FASE_A Open Phase Current Pickup
Residual current and open
phase pickup.
35 A_RESIDUAL Residual Current Pickup
36 S_FASE_A Open Phase Current Trip Output
Residual current and open
phase trip.
37 S_RESIDUAL Residual Current Trip Output
38 FSP_1 Trip Out Failure-Supply (power #1)
Indicates Failure of the Trip
Output associated to the
COF_P1 Input.
39 FSP_3 Close Out Failure-Supply (power #3)
Indicates Failure of the Close
Output associated to the
COF_P1 Input.
41 FCD Trip Coil Circuit Supervision Failure
Alarm signal because of failure
at the breaker coil circuit.
42 FCC Close Coil Circuit Supervision Failure
43 FI Breaker Failure
Alarm signal of trip initiated of
another breakers.
44 ALARMA_PR Protection Not in Service Alarm
45 A_SINT
 I
2
Alarm Level
Accumulated power alarm
signal open by the breaker.
50 AIDD_A2
Phase A Instantaneous 2 Overcurrent Interlocked
Pickup (7IRD-J)
Overcurrent unit pickup AND
logic.
51 AIDD_B2
Phase B Instantaneous 2 Overcurrent Interlocked
Pickup (7IRD-J)
52 AIDD_C2
Phase C Instantaneous 2 Overcurrent Interlocked
Pickup (7IRD-J)
53 AIDD_N2
Ground Instantaneous 2 Overcurrent Interlocked
Pickup (7IRD-J)
54 APERTURA Open Command
Open / Close Command.
55 CIERRE Close Command
56 DISP Internal Protection Trip Output All units OR logic.
57 FOA Open or Trip Command Failure
In the case of manual
operations as well as for those
generated by the protection or
reclose units, these outputs
signals the non reception of the
breaker change of state
following the operation order
and within the operation failure
time (this time can be set
independently for opening and
closure).
58 FOC Close Command Failure
59 IIA Open Breaker Overcurrent
Breaker status AND logic and
line current detect.