Negative Sequence Protection 46-Toc - Siemens siprotec SJ62 User Manual

4 Technical Data
4.10

Negative Sequence Protection 46-TOC

Setting Ranges / Increments
Functional Limit
Trip Time Curves acc. to IEC
481
Pickup value 46-TOC
Time Multiplier T (IEC)
I2p
Time Multiplier D (ANSI)
I2p
Functional Limit
See also Figure 4-7
≥ 20 are identical to those for I
The trip times for I /I
2 2p
Pickup Threshold
for I = 0.10 A to 2.00 A
Nom
1 A
for I = 0.50 A to 10.00 A
Nom
5 A
0.05 s to 3.20 s or ∞ (disabled) Increments 0.01 s
0.50 s to 15.00 s or ∞ (disabled) Increments 0.01 s
All phase currents ≤ 4 A
for I =
Nom
1 A
All phase currents ≤ 20 A
for I =
Nom
5 A
/I
2
Approx. 1.10· I
Increments 0.01 A
= 20.
2p
2p
SIPROTEC 4, 7SJ62/63/64 Handbuch
C53000-G1140-C147-A, Edition 07.2015