User Manual

3UG4.1 line monitoring relay
6.6 3UG4615 / 3UG4616 line monitoring relays
3UG4 / 3RR2 monitoring relays
Manual, 02/2013, NEB927043002000/RS-AA/002
137
6.6.6 Technical data
Measuring circuit
3UG4615-..... 3UG4616-.....
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
160 … 690
Adjustable response delay time with lower or
upper limit violation
s 0.1 … 20
General technical details
3UG4615-..... 3UG4616-.....
Product function Phase monitoring relay
Design of the display LCD
Type of display LED No
Product function
• undervoltage recognition
Yes
• overvoltage recognition
Yes
• phase sequence recognition
Yes
• phase disturbance recognition
Yes
• asymmetry recognition
Yes
• overvoltage recognition of 3 phases
Yes
• undervoltage recognition of 3 phases
Yes
• tension window recognition of 3 phases
Yes
• 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 s 0.45
Relative adjustment accuracy % 0.2
Relative metering precision % 5
Precision of digital display +/-1 digit
Relative repeat accuracy % 1