ABB REG650 Product Manual page 41

Generator protection REG650
Product version: 1.3
Impedance protection
Table 27. Power swing detection ZMRPSB
Function
Reactive reach
Resistive reach
Timers
Minimum operate current
Table 28. Underimpedance protection for generators and transformers ZGCPDIS
Function
Number of zones
Forward positive sequence impedance
Reverse positive sequence impedance
Angle for positive sequence impedance,
Timers
Operate time
Reset ratio
Table 29. Loss of excitation LEXPDIS
Function
X offset of Mho top point
Diameter of Mho circle
Timers
Operate time
Reset ratio
Table 30. Out-of-step protection OOSPPAM
Function
Impedance reach
Characteristic angle
Start and trip angles
Zone 1 and Zone 2 trip counters
ABB
Range or value
(0.10-3000.00) W/phase
(0.10–1000.00) W/phase
(0.000-60.000) s
(5-30)% of IBase
Range or value
3
(0.005-3000.000) Ω/
phase
(0.005-3000.000) Ω/
phase
(10-90) degrees
(0.000-60.000) s
25 ms typically
105% typically
Range or value
(–1000.00–1000.00)% of Z
Base
(0.01–3000.00)% of Z
Base
(0.00–6000.00) s
55 ms typically
105% typically
Range or value
(0.00–1000.00)% of Zbase
(72.00–90.00) degrees
(0.0–180.0) degrees
(1-20)
Accuracy
± 2.0% static accuracy
Conditions:
Voltage range: (0.1-1.1) x U
r
Current range: (0.5-30) x I
r
Angle: at 0 degrees and 85 degrees
± 0.5% ± 10 ms
± 1.0% of I
r
Accuracy
-
± 2.0% static accuracy
Conditions:
• Voltage range: (0.1-1.1) x U
• Current range: (0.5-30) x I
r
• Angle: at 85 degrees
-
-
± 0.5% ± 10 ms
-
-
Accuracy
± 2.0% of U /I
r r
± 2.0% of U /Ir
r
± 0.5% ± 25 ms
-
-
Accuracy
± 2.0% of Ur/Ir
± 5.0 degrees
± 5.0 degrees
-
1MRK 502 050-BEN B
r
41