Characteristic Value
I
Fault
= 10 × set
Start
value
PHHPTOC and
(F)PHLPTOC:
I
Fault
= 2 × set
Start val-
ue
23 ms 26 ms 29 ms
Reset time Typically 40 ms
Reset ratio Typically 0.96
Retardation time <30 ms
Operate time accuracy in definite time mode ±1.0% of the set value or ±20 ms
Operate time accuracy in inverse time mode ±5.0% of the theoretical value or ±20 ms
3
±5.0% of the theoretical value or ±40 ms
3
4
Suppression of harmonics RMS: No suppression
DFT: -50 dB at f = n × f
n
, where n = 2, 3, 4, 5,…
Peak-to-Peak: No suppression
P-to-P+backup: No suppression
4.1.1.12 Technical revision history
Table 253: PHIPTOC Technical revision history
Technical revision Change
B Minimum and default values changed to 40
ms for the
Operate delay
time setting
C Minimum and default values changed to 20
ms for the
Operate delay
time setting
Minimum value changed to 1.00 x I
n
for the
Start value
setting
D Internal improvement
E Internal improvement
Table 254: PHHPTOC Technical revision history
Technical revision Change
C
Measurement mode
"P-to-P + backup" re-
placed with "Peak-to-Peak"
D Step value changed from 0.05 to 0.01 for the
Time multiplier
setting
Table continues on the next page
3
Maximum Start value
= 2.5 × I
n
,
Start value
multiples in range of 1.5...20
4
Valid for FPHLPTOC
1MRS758755 C Protection functions
REC615 & RER615
Technical Manual
235
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