Three-Phase Inrush Detector (Inrphar); Three-Phase Inrush Detector (Inrphar) Main Settings; Arc Protection (Arcsarc) Main Settings; High-Impedance Fault Detection (Phiz) Main Settings - ABB REX640 Product Manual

REX640
Product version: 1
Table 165. Three-phase inrush detector (INRPHAR)
Characteristic
Operation accuracy
Reset time
Reset ratio
Operate time accuracy
Table 166. Three-phase inrush detector (INRPHAR) main settings
Parameter
Start value
Operate delay time
Table 167. Arc protection (ARCSARC)
Characteristic
Operation accuracy
Operate time TC
Reset time
Reset ratio
Phase start value = 1.0 × I
1) , current before fault = 2.0 × set
n
2) Includes the delay of the power output (PO) contact
3) Measured with static power output (SPO)
Table 168. Arc protection (ARCSARC) main settings
Parameter
Phase start value
Ground start value
Operation mode
Table 169. High-impedance fault detection (PHIZ) main settings
Parameter
Security Level
System type
ABB
Function
INRPHAR
INRPHAR
Operation mode = "Light
1)
+current"
Operation mode = "Light only"
Phase start value , f
= 50 Hz, fault with nominal frequency, results based on statistical distribution of 200 measurements
n
Function
ARCSARC
ARCSARC
ARCSARC
Function
PHIZ
PHIZ
Value
At the frequency f = f
n
Current measurement:
±1.5% of the set value or ±0.002 × I
Ratio I2f/I1f measurement:
±5.0% of the set value
+35 ms / -0 ms
Typically 0.96
+35 ms / -0 ms
Value (Range)
5...100%
20...60000 ms
Value
±3.0% of the set value or ±0.01 × I
Minimum
2)
9 ms
3 ms 3)
2) 2)
8 ms
3)
3 ms
Typically 50 ms
Typically 0.96
Value (Range)
0.50...40.00 × I
n
0.05...8.00 × I
n
1 = Light+current
2 = Light only
3 = BI controlled
Value (Range)
1...10
1 = Grounded
2 = Ungrounded
1MRS759144 A
n
Step
1
1
n
Typical Maximum
2)
10 ms 13 ms
5 ms 3) 6 ms 3)
2)
10 ms 13 ms
3) 3)
5 ms 6 ms
Step
0.01
0.01
-
Step
1
-
2)
2)
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