Thytronic DMC3S, Manual

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19
DMC3S - Manual - 08 - 2021
— Residual overvoltage - 59N
Common configurations:
Type of residual voltage measurement for 59N- direct/calculated ( 3 V o
Type59N
) U
E
/ U
EC
Threshold U
E
>
Type of characteristic ( U
E
>Curve) DEFINITE/INVERSE
[1]
Reset delay ( t
UE>RES
) 0.00...100.0 s
0.00...9.99 s (step 0.01 s)
10.0...100.0 s (step 0.1 s)
Definite time
First definite time threshold ( U
E
>
def
) 0.001...1.000 U
En
(step 0.001 U
En
)
Operating time ( t
UE
>
def
) 0.05...1000 s
0.05...9.99 s (step 0.01 s)
10.0...99.9 s (step 0.1 s)
100...1000 s (step 1 s)
Inverse time
First 59N inverse time threshold ( U
E
>
inv
) 0.001...1.000 U
En
(step 0.001 U
En
)
Operating time
v
( t
UE
>
inv
) 0.10...100.0 s
0.10...9.99 s (step 0.01 s)
10.0...100.0 s (step 0.1 s)
Threshold U
E
>>
Reset delay ( t
UE>>RES
) 0.00...100.0 s
0.00...9.99 s (step 0.01 s)
10.0...100.0 s (step 0.1 s)
Definite time
Second definite time threshold ( U
E
>>
def
) 0.01...0.70 U
En
(step 0.01 U
En
)
Operating time ( t
UE
>>
def
) 0.05...1000 s
0.05...9.99 s (step 0.01 s)
10.0...99.9 s (step 0.1 s)
100...1000 s (step 1 s)
— Residual emergency overcurrent - 59N(eme)
Common configurations:
Type of residual voltage measurement for 59N- direct/calculated ( 3 V o
Type59N
) U
E
/ U
EC
Threshold U
Eeme
>
Type of characteristic ( U
Eeme
>Curve) INVERSE/DEFINITE
[2]
Reset delay t
UEeme>RES
) 0.00...100.0 s
0.00...9.99 s (step 0.01 s)
10.0...100.0 s (step 0.1 s)
Definite time
First definite time threshold ( U
Eeme
>
def
) 0.001...1.000 U
En
(step 0.001 U
En
)
Operating time ( t
UEeme
>
def
) 0.05...1000 s
0.05...9.99 s (step 0.01 s)
10.0...99.9 s (step 0.1 s)
100...1000 s (step 1 s)
Inverse time
First inverse time threshold ( U
Eeme
>
inv
) 0.001...1.000 U
En
(step 0.001 U
En
)
Operating time ( t
UEeme
>
inv
) 0.10...100.0 s
0.10...9.99 s (step 0.01 s)
10.0...100.0 s (step 0.1 s)
Note 1 The general formula for inverse time curves is: t= (0.5 ∙
t
UE
>
inv
) / [( U
E
/ U
E
>
inv
) - 1]
t = operating time (in seconds)
t
UE
>
inv
= operating time regulation (in seconds)
U
E
= residual voltage (measured directly or calculated according to the measurement type configuration)
U
E
>
inv
= trip threshold regulation
Note 2 The general formula for inverse time curves is: t= (0.5 ∙
t
UEeme
>
inv
) / [( U
E
/ U
Eeme
>
inv
) - 1]
t = operating time (in seconds)
t
UE
>
inv
= operating time regulation (in seconds)
U
E
= residual voltage (measured directly or calculated according to the measurement type configuration)
U
E
>
inv
= trip threshold regulation