Siemens 3UG4 User Manual page 61

Reference code
according to DIN 40719
•
extended according to
IEC 204-2 according to
IEC 750
according to DIN EN
•
61346-2
Mechanical operating cycles as
operating time typical
Electrical operating cycles as
operating time at AC-15 at
230 V typical
Adjustable response delay time
when starting
•
with lower or upper limit
•
violation
Standby time for restart after
fault
Phase number
Number of monitored phases
Product function
overcurrent monitoring
•
undercurrent monitoring
•
overcurrent and undercurrent
•
monitoring
apparent current monitoring
•
active current monitoring
•
undercurrent recognition of
•
3 phases
phase sequence recognition
•
can be activated or
•
deactivated phase sequence
recognition
self-reset
•
reset external
•
manual RESET
•
3UG4 / 3RR2 monitoring relays
Manual, 05/2016, NEB927043002000/RS-AC/004
3RR2141-.....
K
K
10 000 000
100 000
s 0 ... 60
s 0 ... 30
s 0.3
3
2
Yes
Yes
Yes
Yes
No
No
No
No
Yes
No
Yes
3RR2 current monitoring relays
4.4 3RR21 current monitoring relays
3RR2142-..... 3RR2143-.....
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