MC20-X/10-4
Doc. N°
MO-0352-ING
Microener - Copyright 2010
FW
720.07.01
Date
09.04.2008
Rev.
1
Pag.
10
of
35
2.2.5 - Functions and Settings
(Function)
2.2.5.1 -
I> (1F51)
- First overcurrent protection level
FuncEnab
Enable
[Disable / Enable]
Options
TCC
D
[D / A / B / C / MI / VI / I / EI / / SI ]
BI
Disable
[Disable / Enable]
Trg
Enable
[Disable / Enable]
TripLev
I>
0.5
In
(0.10
4.00)
step 0.01 In
Timers
tI>
2.00
s
(0.05
60.00)
step
0.01 s
FuncEnab
: If disable the function is disactivated
TCC
: Time current curves
D
= Independent Definite Time
A
= IEC A Inverse
B
= IEC B Very Inverse
C
= IEC C Extremely Inverse
MI
= IEEE Moderate Inverse Curve
VI
= IEEE Very Inverse Curve
I
= IEEE Inverse Curve
EI
= IEEE Extremely Inverse Curve
SI
= IEEE Short Inverse Curve
BI
: Operation controlled by Blocking Digital Input
Trg
: Function operation triggers the oscillographic wave form capture
(see § 2.2.3.12)
I>
: Minimum phase current pick-up level (limited to 40 times In)
tI>
: Trip time delay
2.2.5.2 -
I>> (2F51)
- Second overcurrent protection level
FuncEnab
Enable
[Disable / Enable]
Options
BI
Disable
[Disable / Enable]
2xI
Disable
[Disable / Enable]
Trg
Enable
[Disable / Enable]
TripLev
I>>
2.00
In
(0.50
40.00)
step 0.01 In
Timers
tI>>
1.00
s
(0.05
60.00)
step
0.01 s
t2xI
0.10
s
(0.02
9.99)
step
0.01 s
FuncEnab
: If disable the function is disactivated
BI
: Operation controlled by Blocking Digital Input
2xI
: Automatic threshold doubling on inrush
Trg
: Function operation triggers the oscillographic wave form capture
(see § 2.2.3.12)
I>>
: Minimum phase current pick-up level (limited to 40 times In)
tI>>
: Trip time delay
t2xI
: Trip time delay
