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Thytronic SME2-IS User Manual

Thytronic SME2-IS
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SME2-IS - Manual - 06 - 2021
APPENDIX
First protection threshold 50/51 - IEC very inverse time curves (type B, VIT)
F_51-IECB-Char.ai
1.1
2 3 4 5 6 7 8 9 10 20
I
/I>inv
0.01
0.1
1
10
100
1000
10000
t [s]
10 s
60 s
5 s
1 s
0.5 s
0.2 s
0.02 s
0.1 s
t =
t>
inv
·
[(I/I>
inv
) -1]
13.5
Note: the set actuation time refers to a ratio I/I>
inv
= 14.5
t>
inv
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Thytronic SME2-IS Specifications

General IconGeneral
BrandThytronic
ModelSME2-IS
CategorySecurity Sensors
LanguageEnglish