
Status
Status display
Auxiliary contacts
B) Functional test negative
DEVICE / IO‑LINK:
red continuous light
95/96 open
95/98 open
c) Device fault
DEVICE / IO‑LINK:
red continuous light
95/96 open
95/98 open
1)
With existing IO‑LINK connection, green interrupted continuous light (LED is interrupted for 200 ms
every 3 s)
2)
The OVERLOAD LED flickers when the minimum tripping current is reached and indicates the imminent
trip:
• In 3-pole operation with a maximum unbalance ≤ 40%: from 1.14 x I
e
• In 1-pole and 2-pole operation with a maximum unbalance > 40%: 0.85 x I
e
Diagnostics
11.1 Indication of the operating state
SIRIUS 3RB24 electronic overload relay for IO-Link
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Equipment Manual, 07/2022, NEB969165602000/RS-AA/003