Time Delayed Derived Earth Fault; Reference; Operate And Reset Level - Siemens Solkor 7PG2113 Technical Manual

2.11 51N Time Delayed Derived Earth Fault

2.11.1 Reference

Parameter
Is Setting
char Characteristic setting
Tm Time Multiplier setting
t Delay setting
d
Reset setting
t
res
Applied Current
I
(for operate time)

2.11.2 Operate and Reset Level

Attribute
I Operate level
op
Reset level
Repeatability
Variation
©2010 Siemens Protection Devices Limited
IDMTL
DTL
-10 °C to +55 °C
+ 2 Hz ≤ 5 %
f - 3 Hz to f
nom nom
7PG2113/4/5/6 Performance Specification
Value
0.05, 0.6... 2.5 xIn
IEC-NI, -VI, -EI, -LTI;
ANSI-MI, -VI, -EI; DTL
1.0
0, 0.01... 20 s
ANSI DECAYING, 0, 1... 60 s
2 to 20 x Is
5 x Is
Value
105 % Is, ± 4 % or ± 1% In
≥ 95 % I
op
± 1 %
≤ 5 %
Chapter 3 Page 30 of 42