Siemens SIPROTEC 7SD80 - Page 94

Functions
2.4 Backup Overcurrent
SIPROTEC, 7SD80, Manual
E50417-G1140-C474-A1, Release date 09.2011
94
2621 67(N)-B2 Dir. Non-Directional
Forward
Reverse
Non-Directional 67(N)-B2 Direction
2622 67(N)-B2 on FFM Non-Directional
BLOCKED
BLOCKED 67(N)-B2 Direct. stage on
Fuse Failure
2623 50-B2 PICKUP 1A 0.10 .. 25.00 A; ∞ 1.50 A 50-B2 Pickup
5A 0.50 .. 125.00 A; ∞ 7.50 A
2623 67-B2 PICKUP 0.05 .. 50.00 A; ∞ 1.50 A 67-B2 Pickup threshold
2624 50-B2 DELAY 0.00 .. 30.00 sec; ∞ 0.50 sec 50-B2 Delay
2624 67-B2 DELAY 0.00 .. 30.00 sec; ∞ 0.50 sec 67-B2 set time delay
2625 50-B2 Inrush NO
YES
NO 50-B2 Inrush blocking
2625 67-B2 Inrush NO
YES
NO 67-B2 Inrush blocking
2626 50N-B2 PICKUP 1A 0.05 .. 25.00 A; ∞ 0.20 A 50N-B2 Pickup
5A 0.25 .. 125.00 A; ∞ 1.00 A
2626 67N-B2 PICKUP 0.05 .. 25.00 A; ∞ 0.20 A 67N-B2 Pickup threshold
2627 50N-B2 DELAY 0.00 .. 30.00 sec; ∞ 2.00 sec 50N-B2 Delay
2627 67N-B2 DELAY 0.00 .. 30.00 sec; ∞ 2.00 sec 67N-B2 set time delay
2628 50(N)-B2 Pil/BI NO
YES
NO Instantaneous trip via Pilot
Prot./BI
2628 67(N)-B2 Pil/BI NO
YES
NO Instantaneous trip via Pilot
Prot./BI
2630 Op.Mode 51(N)-B ON
Only Emer. prot
OFF
OFF Operating Mode 51(N)-B
2630 Op.Mode67(N)TOC ON
Only Emer. prot
OFF
OFF Operating Mode 67(N)-
TOC
2631 67(N)-TOC Dir. Non-Directional
Forward
Reverse
Non-Directional 67(N)-TOC Direction
2632 67(N)-TOCon FFM Non-Directional
BLOCKED
BLOCKED 67(N)-TOC Direct. stage
on Fuse Failure
2633 51-B PICKUP 1A 0.10 .. 4.00 A; ∞∞A 51-B Pickup
5A 0.50 .. 20.00 A; ∞∞A
2633 67-TOC PICKUP 0.10 .. 4.00 A; ∞∞A 67-TOC Pickup threshold
2634 51-B TD IEC 0.05 .. 3.00 sec; ∞ 0.50 sec 51-B Time Dial for IEC
characteristic
2634 67-TOC TD IEC 0.05 .. 3.00 sec; ∞ 0.50 sec 67-TOC Time Dial for IEC
characteristic
2635 51-B TD ANSI 0.50 .. 15.00 ; ∞ 5.00 51-B Time Dial for ANSI
characteristic
Addr. Parameter C Setting Options Default Setting Comments