Siemens SIPROTEC 7SD610 Manual page 122

Functions
2.9 Backup Time Overcurrent Protection
Addr. Parameter
2681 Iph> Dir.
2682 T Iph> Dir.
2683 Direction 3I0>
2684 3I0> Dir.
2685 T 3I0> Dir.
2686 I>Dir.Telep/BI
2687 I> Dir. SOTF
2688 Direction IP
2689 Ip> Dir.
2690 T Ip Dir.
2691 D Ip Dir.
2692 T Ip Add Dir.
2693 Direction 3I0P
2694 3I0p Dir.
2695 T 3I0p Dir.
2696 D 3I0p Dir.
2697 T 3I0p Add Dir.
2698 IPDir.Telep/BI
2699 IP Dir. SOTF
122
C Setting Options
1A 0.05 .. 50.00 A; ∞
5A 0.25 .. 250.00 A; ∞
0.00 .. 30.00 sec; ∞
Non-Directional
Forward
Reverse
1A 0.05 .. 25.00 A; ∞
5A 0.25 .. 125.00 A; ∞
0.00 .. 30.00 sec; ∞
NO
YES
NO
YES
Forward
Reverse
1A 0.10 .. 4.00 A; ∞
5A 0.50 .. 20.00 A; ∞
0.05 .. 3.00 sec; ∞
0.50 .. 15.00 ; ∞
0.00 .. 30.00 sec
Forward
Reverse
1A 0.05 .. 4.00 A; ∞
5A 0.25 .. 20.00 A; ∞
0.05 .. 3.00 sec; ∞
0.50 .. 15.00 ; ∞
0.00 .. 30.00 sec
NO
YES
NO
YES
Default Setting
1.50 A Iph> directional Pickup
7.50 A
0.50 sec T Iph> Dir. Time delay
Non-Directional Direction of stage 3I0> Dir.
0.20 A 3I0> directional Pickup
1.00 A
2.00 sec T 3I0> Dir. Time delay
NO Instantaneous trip via Tele-
prot./BI
NO Instantaneous trip after
SwitchOnToFault
Forward Direction of stage Ip> Dir.
∞ A Ip> directional Pickup
∞ A
0.50 sec T Ip Dir.: Inv.-Time delay
for IEC-Char.
5.00 D 3I0p Dir.:Inv.-Time delay
for ANSI-Ch.
0.00 sec T 3I0p Dir.: additional time
delay
Forward Direction of stage 3I0p
∞ A 3I0p directional Pickup
∞ A
0.50 sec T 3I0p Dir.:Inv.-Time delay
for IEC-Char
5.00 D 3I0p Dir.:Inv.-Time delay
for ANSI-Ch.
0.00 sec T 3I0p Dir.: additional time
delay
NO Instantaneous trip via Tele-
prot./BI
NO Instantaneous trip after
SwitchOnToFault
SIPROTEC, 7SD610, Manual
C53000-G1176-C145-6, Release date 02.2011
Comments