48
TECHNICAL DATA
• Two binary inputs supervision
0.6 s
—
Selective block - BLOCK2
Selective block IN:
BLIN1 Selective block operating mode (
ModeBLIN1
)
OFF-ON IPh/IE-ON IPh-ON IE
BLIN maximum activation time for phase protections (
t
B-IPh)
0.10...10.00 s (step 0.01 s)
BLIN maximum activation time for ground protections (
t
B-IE)
0.10...10.00 s (step 0.01 s)
Selective block OUT:
BLOUT1 Selective block operating mode (
ModeBLOUT1
)
OFF-ON IPh/IE-ON IPh-ON IE
BLOUT Dropout time for phase protections (
t
F-IPh
)
0.00...1.00 s (step 0.01 s)
BLOUT Dropout time for ground protections (
t
F-IE
)
0.00...1.00 s (step 0.01 s)
BLOUT Dropout time for ground and phase protections (
t
F-IPh/IE
) 0.00...1.00 s (step 0.01 s)
—
Internal selective block - BLOCK4
Output internal selective block dropout time for phase protections (
t
FI-IPh
)
0.00...10.00
s (step 0.01 s)
Output internal selective block dropout time for ground protections (
t
FI-IE
)
0.00...10.00 s (step 0.01 s)
—
Circuit Breaker supervision
Circuit breaker diagnostic
Number of CB trips threshold (
N.Open
)
0...10000
(step 1)
Cumulative CB tripping currents threshold (
SumI
) 0....5000
I
n
(step 1
I
n
)
Cumulative CB tripping I
2
t threshold (
SumI^2t
)
0....5000 (
I
n
)
2
∙s
(step 1
I
n
2
∙s)
Circuit Breaker opening time for I^2t calculation (
t
break
)
0.05...1.00 s (step 0.01 s)
Circuit Breaker maximum allowed opening time (
t
break
>)
0.05...1.00 s (step 0.01 s)
—
VT supervision - 74VT
Negative sequence overvoltage threshold (
U
2V T>
) 0.05...0.50
E
n
(step 0.01
E
n
)
Negative sequence overcurrent threshold (
I
2V T>
) 0.05...0.50
I
n
(step 0.01
I
n
)
Phase undervoltage threshold (
U
V T<
)
0.05...0.50
E
n
(step 0.01
E
n
)
Minimum change of current threshold (
D
IV T<
)
0.05...0.50
I
n
(step 0.01
I
n
)
Alarm time delay (
t
V T-AL
) 0.0...10.0
s (step 0.1 s)
Undercurrent inhibition for CTs input
versions
Undercurrent inhibition threshold (
I
V T<
)
0.100...40.0
I
n
0.100...0.999
I
n
(step 0.001
I
n
)
1.00...9.99
I
n
(step 0.01
I
n
)
10.0...40.0
I
n
(step 0.1
I
n
)
—
CT supervision - 74CT
Threshold (
S<)
0.10...0.95
(step 0.01)
Overcurrent threshold (
I
*
) 0.10...1.00
I
n
(step 0.01
I
n
)
Operating time delay (
t
S
<)
0.03...200
s
0.03...9.99 s (step 0.01 s)
10.0...99.9 s (step 0.1 s)
100...200 s (step 1 s)
Dropout ratio for the
I
*
pickup
0.95...0.98
Dropout time
≤
0.04 s
Pickup accuracy
I
*
±
0.5% with 0.1
I
n
±
0.2% with 1
I
n
Operate time accuracy
5% ±
10 ms
—
Demand measures
Fix on demand period (
t
FIX
)
1...60
min (step 1 min)
Rolling on demand period (
t
ROL
)
1...60
min (step 1 min)
Number of cycles for rolling on demand (
N.
ROL
)
1...24 (step 1)
—
Oscillography (DFR)
12
Format
COMTRADE
Recording mode
circular
Sampling rate
32 samples / cycle
Trigger setup:
Pre-trigger time
0.05...1.00
s (step 0.01 s)
Post-trigger time
0.05...60.00
s (step 0.05 s)
Set sample channels:
i
L1
,
u
L1
,
i
L2
,
u
L2
,
i
L3
,
u
L3
,
i
E
,
u
E
,
u
12
,
u
23
,
u
31
,
u
L4
Note 12 For the DFR function a licence is required; call Thytronic for purchasing.
XMR-D EQUIPMENT MANUAL
Ed. 2.9 - 02/2021
