ABB REG670 - Page 55

Table 24. Auxiliary DC supply voltage inuence on functionality during operation
Dependence on Reference value Within nominal
range
Inuence
Ripple, in DC auxiliary voltage
Operative range
max. 2%
Full wave rectified
15% of EL 0.01%/%
Auxiliary voltage dependence, operate
value
±20% of EL 0.01%/%
Interrupted auxiliary DC voltage 24-60 V DC ± 20%
100-250 V DC ±20%
Interruption
interval
0–50 ms No restart
0–∞ s Correct behaviour at power down
Restart time < 300 s
Table 25. Frequency inuence (reference standard: IEC 60255–1)
Dependence on
Within nominal range Inuence
Frequency dependence, operate value f
r
±2.5 Hz for 50 Hz
f
r
±3.0 Hz for 60 Hz
±1.0%/Hz
Frequency dependence for distance protection operate value f
r
±2.5 Hz for 50 Hz
f
r
±3.0 Hz for 60 Hz
±2.0%/Hz
Harmonic frequency dependence (20% content)
2
nd
, 3
rd
and 5
th
harmonic of f
r
±2.0%
Harmonic frequency dependence for distance protection (10%
content)
2nd, 3rd and 5
th
harmonic of f
r
±10.0%
Harmonic frequency dependence for high impedance differential
protection (10% content)
2
nd
, 3rd and 5
th
harmonic of f
r
±10.0%
Harmonic frequency dependence for overcurrent protection
2
nd
, 3
rd
and 5
th
harmonic of f
r
±3.0%
Type tests according to standards
IP15778-1 v1
M16706-1 v10
1MRK 502 074-BEN A
Generator protection REG670 2.2 and Injection equipment REX060,
REX061, REX062
Product version: 2.2.1
ABB 55