Siemens SIRIUS 3RA6 System Manual page 291

Overview of response values
Table 12- 1
Device version I
0.4 A
1.25 A
4 A
12 A
32 A
The specification refers to the ideal response threshold of 1.125 x I
1)
between 1.05 and 1.2 x I
Displays and messages
Tripping of the inverse-time delayed overload release and the short-time delayed overcurrent
release is shown by the displays and messages in the table below.
Table 12- 2
3RA61/3RA62
•
•
Short-circuit release is signaled by the displays and messages in the following table.
Table 12- 3
3RA61/3RA62
•
•
You will find further information on the displays and messages in the following chapters:
● "Diagnostics (Page 85)" for 3RA61/3RA62 compact starters
● "Diagnostics (Page 118)" for 3RA64/3RA65 compact starters
SIRIUS 3RA6 compact starter
System Manual, 09/2014, NEB560060102000/RS-AA/006
Response settings of the tripping functions
Inverse-time delayed
e
overload release
0.11 - 0.45 A
0.36 - 1.41 A
1.13 - 4.5 A
3.38 - 13.5 A
9 - 36 A
)
e
Overload release (displays and messages)
The mechanical "overload release" display
(TRIP ) is white.
The signaling contact "Overload" indicates
overload (contact 95/96 is open and contact
95/98 is closed).
Short-circuit release (displays and messages)
The handle is in the TRIPPED position and
The "Fault" signaling contact 95/96 is open.
Short-time delayed
overcurrent release
1)
1.2 - 4.8 A
3.8 - 15 A
12 - 48 A
36 - 144 A
96 - 384 A
3RA64/3RA65
(Device version with IO-Link)
The "Group error" LED is red.
•
The message "overload tripped" is signaled to
•
the controller via IO-Link.
3RA64/3RA65
(Device version with IO-Link)
The handle is in the TRIPPED position and
•
The "Group error" LED is red and
•
The message "circuit breaker tripped" is
•
signaled to the controller via IO-Link.
Characteristic curves
Instantaneous short-
circuit release
56 A
56 A
56 A
168 A
448 A
(normative tripping window
e
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