Thytronic Pro-N NVA100X-D

TECHNICAL DATA
33
NVA100X-D - Manual - 02 - 2016
I
ED
>
inv
Operating time (t
ED
>
inv
) 0.02...60.0 s
0.02...9.99 s (step 0.01 s)
10.0...60.0 s (step 0.1 s)
I
ED
>> Element
I
ED
>> Curve type (I
ED
>>Curve) DEFINITE
IEC/BS A, B, C
ANSI/IEEE MI, VI, EI, EM
CLP operating mode (I
EDCLP
>> Mode) OFF/ON-Element blocking/ON-Change setting
CLP activation time (t
EDCLP>>
) 0.00...100.0 s
0.00...9.99 s (step 0.01 s)
10.0...100.0 s (step 0.1 s)
I
ED
>> Reset time delay (t
ED
>>
RES
) 0.00...100.0 s
0.00...9.99 s (step 0.01 s)
10.0...100.0 s (step 0.1 s)
Defi nite time
67N Second threshold defi nite time (I
ED
>>
def
- U
ED
>>
def
)
Residual current pickup value 0.002...10.00 I
En2
0.002...0.999 I
En2
(step 0.001 I
En2
)
1.00...10.00 I
En2
(step 0.01 I
En2
)
Residual voltage pickup value 0.004...0.500 U
En
(step 0.001 U
En
)
Characteristic angle 0...359°
(step 1°)
Half operating sector 1...180°
(step 1°)
I
ED
>>
def
within CLP (I
EDCLP
>>
def
) 0.002...10.00 I
En2
0.002...0.999 I
En2
(step 0.001 I
En2
)
1.00...10.00 I
En2
(step 0.01 I
En2
)
I
ED
>>
def
Operating time (t
ED
>>
def
) 0.05...10.00 s (step 0.01 s)
Inverse time
[1]
67N Second threshold inverse time (I
ED
>>
inv
- U
ED
>>
inv
)
Residual current pickup value 0.002...2.00 I
En2
0.002...0.999 I
En2
(step 0.001 I
En2
)
1.00...2.00 I
En2
(step 0.01 I
En2
)
Residual voltage pickup value 0.004...0.500 U
En
(step 0.001 U
En
)
Characteristic angle 0...359°
(step 1°)
Half operating sector 1...180°
(step 1°)
I
ED
>
inv
within CLP (I
EDCLP>>inv
) 0.002...2.00 I
En2
0.002...0.999 I
En2
(step 0.001 I
En2
)
1.00...2.00 I
En2
(step 0.01 I
En2
)
I
ED
>>
inv
Operating time (t
ED
>>
inv
) 0.02...60.0 s
0.02...9.99 s (step 0.01 s)
10.0...60.0 s (step 0.1 s)
I
ED
>>> Element
CLP operating mode (I
EDCLP
>>> Mode) OFF/ON-Element blocking/ON-Change setting
CLP activation time (t
EDCLP>>>
) 0.00...100.0 s
0.00...9.99 s (step 0.01 s)
10.0...100.0 s (step 0.1 s)
I
ED
>>> Reset time delay (t
ED
>>>
RES
) 0.00...100.0 s
0.00...9.99 s (step 0.01 s)
10.0...100.0 s (step 0.1 s)
Defi nite time
67N Third threshold defi nite time (I
ED
>>>
def
- U
ED
>>>
def
)
Residual current pickup value 0.002...10.00 I
En2
0.002...0.999 I
En2
(step 0.001 I
En2
)
1.00...10.00 I
En2
(step 0.01 I
En2
)
Residual voltage pickup value 0.004...0.500 U
En
(step 0.001 U
En
)
Characteristic angle 0...359°
(step 1°)
Half operating sector 1...180°
(step 1°)
I
ED
>>>
def
within CLP (I
EDCLP
>>>
def
) 0.002...10.00 I
En2
0.002...0.999 I
En2
(step 0.001 I
En2
)
1.00...10.00 I
En2
(step 0.01 I
En2
)
I
ED
>>>
def
Operating time (t
ED
>>>
def
) 0.05...10.00 s (step 0.01 s)
Note 1
Standard Inverse Time (IEC 255-3/BS142 type A or SIT): t = 0.14 · t
ED
>>
inv
/ [(I
E2
/I
ED
>>
inv
)
0.02
- 1]
Very Inverse Time (IEC 255-3/BS142 type B or VIT): t = 13.5 · t
ED
>>
inv
/ [(I
E2
/I
ED
>>
inv
) - 1]
Extremely Inverse Time (IEC 255-3/BS142 type C or EIT): t = 80 · t
ED
>>
inv
/ [(I
E2
/I
ED
>>
inv
)
2
- 1]
Moderately Inverse (ANSI/IEEE type MI): t = t
ED
>>
inv
· {0.01 / [(I
E2
/I
ED
>>
inv
)
0.02
- 1] + 0.023}
Very Inverse (ANSI/IEEE type VI): t = t
ED
>>
inv
· {3.922 / [(I
E2
/I
ED
>>
inv
)
2
- 1] + 0.098}
Extremely Inverse (ANSI/IEEE type EI): t = t
ED
>>
inv
· {5.64 / [(I
E2
/I
ED
>>
inv
)
2
- 1] + 0.024}
Electromechanical (EM): t = 0.28 · t
ED
>>
inv
/ [-0.236 · (I
E2
/I
ED
>>
inv
)
-1
+ 0.339]
t: operate time
I
E2
: Residual current measured on side 2
I
ED
>>
inv
: pickup value
t
ED
>>
inv
: operate time setting
Asymptotic reference value: 1.1 I
ED
>>
inv
Minimum operate time: 0.1 s
Equation is valid for 1.1 ≤ I
E2
/I
ED
>>
inv
≤ 20, With I
ED
>>
inv
pickup ≥ 0.5 I
En2
, the upper limit is 10 I
En2