Current Transformer Supervision (60Cts); 7Pg2113 & 7Pg2115 - Siemens Solkor 7PG2113 Technical Manual

3.3

Current Transformer Supervision (60CTS)

3.3.1 7PG2113 & 7PG2115
Current Inputs:
Disable:
Map Pickup LED:
Apply 3Phase balanced current to the relay, reduce the current in any one or two phases to a level below 60CTS I
setting. Measure the delay to operation.
Gradually reduce the 3Phase current until the element resets.
Setting
60CTS Delay
60CTS Inps
60CTS Vnps
©2012 Siemens Protection Devices Limited
Figure 3.3-1 Current Transformer Supervision 7PG2113/5
I (I ), I (I ), I (I
L1 A L2 B L3
51N, 46IT, 46DT, 46BC
60CTS - Self Reset
Table 3.3-1 7SR11 60CTS Test Results
7PG2113/4/5/6 Commissioning & Maintenance
)
C
Measured
Chapter 6 Page 64 of 77