EDR-5000
IM02602007E
The following table gives the User a quick overview of the all possible directional settings.
50R/51R Direction Decision
by Angle Between:
[System Para/
Direction]
The Following Angle
Has to Be Set:
[System
Para/Direction]:
IR Dir Cntrl =
[System
Para/Direction]:
3V0 Source =
Residual current and neutral voltage:
IR, 3V0 (measured)
Ground MTA
IR 3V0
Measured
*1
Residual current and neutral voltage:
IR, 3V0 (calculated)
Ground MTA
IR 3V0
Calculated
Residual current and neutral/ground current
IR, IX
0° (fixed)
IR IPol
N.A.
Residual current and neutral/ground current
(preferred), residual current and neutral voltage
(alternatively):
IR, IX (if available)
or else:
IR, 3V0 (measured)
If Ipol (=IX) is
available, MTA = 0°
(fixed); else
MTA=Ground MTA
IR Dual
Measured
*1
Residual current and neutral/ground current
(preferred), residual current and neutral voltage
(alternatively):
IR, IX (if available)
or else:
IR, 3V0 (calculated)
If Ipol (=IX) is
available, MTA = 0°
(fixed); else
MTA=Ground MTA
IR Dual
Calculated
Negative sequence voltage and current
I2, V2
90° + Phase MTA
IR Neg
N.A.
*1
=for wiring see chapter ”Connection Examples / VT Wye with Broken Delta”
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