Siemens 3UG4 - Technical Data

3UG4.1 line monitoring relay
6.5 3UG4614 line monitoring relay
3UG4 / 3RR2 monitoring relays
138 Manual, 05/2016, NEB927043002000/RS-AC/004
6.5.6
Technical data
Measuring circuit
3UG4614-.....
Type of voltage for monitoring
AC
Number of poles for main current circuit
3
Measurable voltage
• for AC
V
160 … 690
Adjustable voltage range
V
120 … 690
Adjustable response delay time
• when starting
s
0.1 … 20
• with lower or upper limit violation
s
0.1 … 20
General technical details
3UG4614-.....
Product function
Phase monitoring relay
Type of display LED
No
Product function
• undervoltage recognition
Yes
• overvoltage recognition
No
• phase sequence recognition
Yes
• phase disturbance recognition
Yes
• asymmetry recognition
Yes
• overvoltage recognition of 3 phases
No
• undervoltage recognition of 3 phases
Yes
• tension window recognition of 3 phases
No
• reset external
—
• self-reset
Yes
• open-circuit or closed-circuit current principle
Yes
Starting time
after the control supply voltage has
been applied
s 1
Response time maximum
ms
450
Precision of digital display
+/-1 Digit
Relative metering precision
%
5
Relative adjustment accuracy
%
0.2
Relative repeat accuracy
%
1