Circuit Breaker Status
Tripping Cause
The tripping cause register indicates the current status of the trip.
-
If the trip bit is set to 0, then the trip is not active.
-
If the trip bit is set to 1, then the trip is active.
The bit is reset as soon as the circuit breaker is closed again.
Address |
Register |
RW |
X |
Unit |
Type |
Range |
A/E/P/H |
Bit |
Description |
---|---|---|---|---|---|---|---|---|---|
0x0289 |
650 |
R |
– |
– |
INT16U |
– |
– |
– |
Tripping cause for basic protection functions |
A/E/P/H |
0 |
Long-time protection Ir |
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P/H |
1 |
Short-time protection Isd |
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A/E |
1 |
Short-time protection Isd or Instantaneous-protection Ii |
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P/H |
2 |
Instantaneous-protection Ii |
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A/E/P/H |
3 |
Ground-fault protection Ig |
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A/P/H |
4 |
Earth-leakage protection (Vigi) |
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A/E/P/H |
5 |
Integrated Instantaneous protection |
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A/E |
6 |
Other protection |
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P/H |
Internal failure (temperature) |
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A/E/P/H |
7 |
Internal failure (overvoltage) |
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P/H |
8 |
Other protection (see register 651) |
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– |
9–14 |
Reserved |
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A/E/P/H |
15 |
If this bit is at 1, bits 0 to 14 are not valid. |
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0x028A |
651 |
R |
– |
– |
INT16U |
– |
– |
– |
Tripping cause for advanced protection functions |
P/H |
0 |
Current unbalance |
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P/H |
1 |
Overcurrent phase 1 |
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P/H |
2 |
Overcurrent phase 2 |
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P/H |
3 |
Overcurrent phase 3 |
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P/H |
4 |
Overcurrent on neutral |
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P/H |
5 |
Undervoltage |
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P/H |
6 |
Overvoltage |
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P/H |
7 |
Voltage unbalance |
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P/H |
8 |
Overpower |
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P/H |
9 |
Reverse power |
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P/H |
10 |
Underfrequency |
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P/H |
11 |
Overfrequency |
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P/H |
12 |
Phase rotation |
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P/H |
13 |
Load shedding based on current |
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P/H |
14 |
Load shedding based on power |
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– |
15 |
If this bit is at 1, bits 0 to 14 are not valid. |
Inhibit Close Order
Address |
Register |
RW |
X |
Unit |
Type |
Range |
A/E/P/H |
Bit |
Description |
---|---|---|---|---|---|---|---|---|---|
0x0291 |
658 |
R |
– |
– |
INT16U |
– |
A/E/P/H |
– |
Validity of each bit in the inhibit close order status register |
0x0292 |
659 |
R |
– |
– |
INT16U |
– |
A/E/P/H |
– |
Inhibit close order status |
0 |
Inhibit close order activated by IO module |
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1 |
Inhibit close order activated by remote controller |
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2–15 |
Reserved |
Local/Remote Mode
Address |
Register |
RW |
X |
Unit |
Type |
Range |
A/E/P/H |
Description |
---|---|---|---|---|---|---|---|---|
0x0293 |
660 |
R |
– |
– |
INT16U |
0–1 |
A/E/P/H |
Mode selected in FDM121 or IO: 0 = Remote mode (factory setting) 1 = Local mode |
Circuit Breaker Status
Address |
Register |
RW |
X |
Unit |
Type |
Range |
A/E/P/H |
Bit |
Description |
---|---|---|---|---|---|---|---|---|---|
0x0294 |
661 |
R |
– |
– |
INT16U |
– |
A/E/P/H |
– |
Circuit breaker status register |
0 |
OF status indication contact 0 = The circuit breaker is open. 1 = The circuit breaker is closed. |
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1 |
SD trip indication contact 0 = Circuit breaker is not tripped. 1 = Circuit breaker is tripped due to electrical default or shunt trip or push-to-trip. Bit always equal to 0 for MasterPact and ComPact NS circuit breakers with motor mechanism. |
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2 |
SDE fault trip indication contact 0 = Circuit breaker is not tripped on electrical default. 1 = Circuit breaker is tripped due to electrical fault (including ground-fault test and earth-leakage test). |
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3 |
CH spring charged contact (only with MasterPact 0 = Spring discharged 1 = Spring charged Bit always equal to 0 for ComPact NS circuit breaker. |
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4 |
Reserved |
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5 |
PF ready to close contact (only with MasterPact) circuit breakers 0 = Not ready to close 1 = Ready to close Bit always equal to 0 for ComPact NS circuit breakers. |
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6 |
Distinction between ComPact NS and MasterPact NT/NW circuit breakers 0 = ComPact NS 1 = MasterPact NT/NW |
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7 |
Distinction between ComPact NS circuit breaker and ComPact NS circuit breaker with motor mechanism 0 = ComPact NS 1 = ComPact NS with motor mechanism |
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8–15 |
Reserved |
Auto/Manu
This register displays the actual mode used: Auto/Manu. These modes can be modified only locally through the HMI of MicroLogic P/H trip unit.
Address |
Register |
RW |
X |
Unit |
Type |
Range |
A/E/P/H |
Description |
---|---|---|---|---|---|---|---|---|
0x029D |
670 |
R |
– |
– |
INT16 |
0…1 |
A/E/P/H |
0 = Manu: opening and closing of the circuit breaker via the communication are disabled. 1 = Auto: opening and closing of the circuit breaker via the communication are enabled (factory setting). |
Legacy Dataset Activation
Legacy dataset is available only if the BCM ULP module firmware version is greater or equal to V2.0.0 (register 577 must be greater or equal to 2000).
Address |
Register |
RW |
X |
Unit |
Type |
Range |
A/E/P/H |
Description |
---|---|---|---|---|---|---|---|---|
0x031F |
800 |
RW |
– |
– |
– |
0…1 |
A/E/P/H |
Legacy dataset activation 0 = Not activated 1 = Activated Factory setting = 0 if firmware version smaller than V3.0.0 Factory setting = 1 if firmware version greater or equal to V3.0.0 |
Communication Parameter
Address |
Register |
RW |
X |
Unit |
Type |
Range |
A/E/P/H |
Description |
---|---|---|---|---|---|---|---|---|
0x0325 |
806 |
RW |
– |
– |
– |
0–1 |
A/E/P/H |
4 Wire / 2 Wire + ULP communication parameter 0 = 4 Wire 1 = 2 Wire + ULP Factory setting = 0 if BCM ULP module firmware version smaller than V4.0.0 Factory setting = 1 if BCM ULP module firmware version greater or equal to V4.0.0 |
Energy Reduction Maintenance Switch (ERMS)
Address |
Register |
RW |
X |
Unit |
Type |
Range |
A/E/P/H |
Description |
---|---|---|---|---|---|---|---|---|
0x0326 |
807 |
R |
– |
– |
INT16U |
– |
P/H |
ERMS mode register validity: validity of each bit of the ERMS mode register. 0 = Invalid 1 = Valid |
0x0327 |
808 |
R |
– |
– |
INT16U |
– |
P/H |
ERMS mode: Bit 0 = 0: ERMS mode OFF Bit 0 = 1: ERMS mode ON Bit 1 = 0: ERMS not degraded mode Bit 1 = 1: ERMS degraded mode |
0x0328–0x0329 |
809–810 |
R |
– |
A |
INT32U |
2 x In–15 x In (limited to Ii settings) |
P/H |
ERMS setting: pickup value for ERMS setting 2 x In up to present Ii (instantaneous pickup current) setting. Factory setting = 2 x In |
0x032A–0x032B |
811–812 |
R |
– |
– |
– |
– |
– |
Reserved |
Contact Wear
Address |
Register |
RW |
X |
Unit |
Type |
Range |
A/E/P/H |
Description |
---|---|---|---|---|---|---|---|---|
0x032C |
813 |
R |
– |
– |
INT16U |
0–300 |
P/H |
Contact wear threshold |