Siemens Siprotec 7UM612 - Page 316

4 Technical Data
316
7UM61 Manual
C53000-G1176-C127-3
Influencing Variables Referred to k · I
N
Figure 4-4 Tripping Characteristics for Overload Protection
Auxiliary DC voltage in range
0.8 ≤ U
Aux
/U
AuxN
≤ 1.15
≤ 1 %
Temperature in Range
23°F or –5 °C ≤ Θ
amb
≤ 131°F or 55 °C
≤ 0.5 % / 10 K
Frequency in Range 0.95 ≤ f/f
N
≤ 1.05 ≤ 1 %
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