SEMOD175152-2 v10
Table 40. Directional underpower protection GUPPDUP
Function
Range or value
Accuracy
Power level
for Step 1 and Step 2
(0.0–500.0)% of
SBase
±1.0% of S
r
at S ≤ S
r
±1.0% of S at S > S
r
where
1.732
r
r
r
S
U I
=
×
×
Characteristic angle
for Step 1 and Step 2
(-180.0–180.0) degrees
±2.0 degrees
Independent time delay to operate for Step 1
and Step 2 at 2 to 0.5 x S
r
and
k=0.000
(0.01-6000.00) s
±0.2% or ±40 ms whichever is greater
SEMOD175159-2 v8
Table 41. Directional overpower protection GOPPDOP
Function
Range or value
Accuracy
Power level
for Step 1 and Step 2
(0.0–500.0)% of SBase
±1.0% of S
r
at S ≤ S
r
±1.0% of S at S > S
r
Characteristic angle
for Step 1 and Step 2
(-180.0–180.0) degrees
±2.0 degrees
Operate time, start at 0.5 to 2 x S
r
and
k=0.000 Min. =10 ms
Max. = 25 ms
Reset time, start at 2 to 0.5 x S
r
and
k=0.000
Min. = 35 ms
Max. = 55 ms
Independent time delay to operate for Step 1
and Step 2 at 0.5 to 2 x S
r
and
k=0.000
(0.01-6000.00) s
±0.2% or ±40 ms whichever is greater
SEMOD175200-2 v7
Table 42. Broken conductor check BRCPTOC
Function
Range or value
Accuracy
Minimum phase current for operation
(5–100)% of
IBase
±1.0% of I
r
Unbalance current operation
(50–90)% of maximum current
±1.0% of I
r
Independent operate time delay
(0.000-60.000) s
±0.2% or ±45 ms whichever is greater
Independent reset time delay
(0.010-60.000) s
±0.2% or ±30 ms whichever is greater
Start time at current change from I
r
to 0
Min. = 25 ms
Max. = 35 ms
-
Reset time at current change from 0 to I
r
Min. = 5 ms
Max. = 20 ms
-
1MRK 511 361-BEN B
Bay control REC670 2.1 IEC
Product version: 2.1
54
ABB