iOF+SD24 Indication Auxiliary
Overview
The iOF+SD24 indication auxiliary is used to find out the status (OF) and the tripping status upon a fault (SD) of the following devices:
-
iC60 circuit breaker
-
iID residual current circuit breaker
-
iC40 circuit breaker
-
iC40 XA circuit breaker
-
iC40 ARC circuit breaker
-
iCV40 circuit breaker
-
iCV40 XA circuit breaker
-
iCV40 VigiARC circuit breaker
-
iID40 residual current circuit breaker
-
iDPN ARC circuit breaker
-
iDPN Vigi circuit breaker
-
iDPN VigiARC circuit breaker
-
iSW-NA remote tripping switch disconnector
The Modbus information in the following table is given for an iOF+SD24 auxiliary connected to channel 1.
|
Description |
Address(1) |
No. of register(s) |
Type |
Action |
Values and meanings |
|---|---|---|---|---|---|
|
Status |
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|
OF status |
0x3778 |
1 |
BITMAP |
R |
bit 0 = 0: circuit breaker open bit 0 = 1: circuit breaker closed |
|
SD status |
0x3778 |
1 |
BITMAP |
R |
bit 1 = 0: device tripped (fault present) bit 1 = 1: device not tripped |
|
Counters |
|||||
|
Number of circuit breaker opening/closing cycles |
0x3784 |
2 |
UINT32 |
RW |
– |
|
Number of trippings |
0x3786 |
2 |
UINT32 |
RW |
– |
|
Load running time |
0x3788 |
2 |
UINT32 |
RW |
in hours |
|
(1) To address the channel N (1≤ N ≤ 11) registers, add 40 × (N – 1) to the channel 1 registers. |
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