Specifications

7SR242 Duobias Performance Specification
©2010 Siemens Protection Devices Limited Chapter 3 - Page 36 of 45
2.12.6 Operate and Reset Time (59NIT)
Attribute Value
t
basic
Starter operate time (t 2xVs) 65 ms, r 20ms
char = IDMTL
>@
1
M
t
Vs
0V3
op

, r 5 % or r 65 ms
t
op
Operate
time
char = DTL
t
d
, r 1 % or r 40ms
char = IDMTL
t
res
, r 5 % or r 65ms
Reset Time
char = DTL
t
res
, r 1 % or r 40ms
Repeatability
r 1 % or r 20ms
Overshoot time < 40 ms
Disengaging time < 50 ms