Siemens SIPROTEC 4 7VK61 - Page 239

[td-kennl-amz-n-ansi-2-oz-060802, 1, en_GB]
Figure 4-3
Trip time characteristics of inverse time overcurrent stage, acc. ANSI/IEEE (phases and earth)
High-set Current Stages
Pickup value
Ι
Ph
>> (phases)
for Ι
N
= 1 A
0.10 A to 25.00 A
or ∞ (ineffective)
Increments 0.01 A
for Ι
N
= 5 A
0.50 A to 125.00 A
or ∞ (ineffective)
Technical Data
4.3 Overcurrent protection (optional)
SIPROTEC 4, 7VK61, Manual 239
C53000-G1176-C159-5, Edition 05.2018