Hitachi RER670 Commissioning Manual page 155

1MRK 506 377-UEN Rev. L
REOverRLi
REOverRLj
XEOverXLi
XEOverXLj
p
Fault section
3. Wait for 0.09 seconds and update the voltage and current back to the values provided in table
30.
4. Wait for a few seconds, and check the distance-to-fault value in km displayed on the local HMI.
This implies with:
FLTDIST
IECEQUATION15120 V1 EN-US
Where:
Linelengthi
Linelengthj
p
Verifying the case SystemType = ATCatenary
1. Apply the voltage and current as shown in Table 32:
Table 32:
Signal
UL
IECEQUATION15084 V1 EN-US
UL
IECEQUATION15085 V1 EN-US
IECEQUATION15086 V1 EN-US
IECEQUATION15087 V1 EN-US
2. Wait for a few seconds and apply voltage and current according to Table
which fault loop is to be verified.
Railway application RER670
Commissioning manual
The positive sequence resistance of i
The positive sequence of resistance of faulted section (function setting)
The positive sequence reactance of i
The positive sequence of reactance of faulted section (function setting)
Fault position in per unit of the respective section line length
The section in which the fault exists
 
fault sec tion 1


 

LineLength


i 1
Pre-fault voltages and current
Magnitude (Volts)
1
2
IL 1
IL 2
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
  
 
 
i p LineLength

th
Line length in Km of the i section
Line length in Km of the faulted section
Fault position in per unit of the respective section
55
55
0
0
Testing functionality by secondary injection
th
section
th
section (Function setting)
 
j
GUID-62ADD159-6EF8-4FD7-88D0-D71F4FC40A4A v1
Angle (Degrees)
0
180
0
180
33 depending on
Section 10
(Equation 14)
149