Siemens 6MD85, Manual

Page: 1107 / 1256

Automatic Reclosing
Function specifications Cyclic automatic reclosing function
Automatic reclosing function with adaptive dead time (ADT)
Operation with External Automatic Reclosing Function
Number of reclosings Max. 8, per individual settings
Type (depending on the order
variation) 1-pole, 3-pole, or 1-/3-pole
Operating mode of the automatic
reclosing function With trip command, without action time
With trip command, with action time
With pickup, without action time
With pickup, with action time
Reclaim time after reclosing 0.50 s to 300.00 s Increments of 0.01 s
Blocking time after dynamic
blocking 0.5 s -
Blocking time after manual closure 0.00 s to 300.00 s Increments of 0.01 s
Start supervision time 0.01 s to 300.00 s Increments of 0.01 s
Circuit-breaker supervision time 0.01 s to 300.00 s Increments of 0.01 s
Evolving-fault detection With trip command
with Pickup
Reaction to evolving faults Blocks automatic reclosing function
Start, evolving fault, dead time
Action times (separated for all
cycles) 0.00 s to 300.00 s or oo (ineffec-
tive) Increments of 0.01 s
Dead times after trip command
(separated for all types and all
cycles) 0.00 s to 1 800.00 s or oo (ineffec-
tive) Increments of 0.01 s
Dead time after evolving-fault
detection (separated for all cycles) 0.00 s to 1 800.00 s Increments of 0.01 s
Synchrocheck after 3-pole dead
time None
Internal
External
Transmission delay, inter close
command 0.00 s to 300.00 s or oo (ineffec-
tive) Increments of 0.01 s
Dead-line check/reduced dead time Without
Reduced dead time (VWE)
Dead line checking
Voltage supervision warning time 0.10 s to 30.00 s Increments of 0.01 s
Limiting value for fault-free line 0.3 V to 340.0 V Increments of 0.1 V
Limiting value for zero potential 0.3 V to 340.0 V Increments of 0.1 V
11.4
Technical Data
11.4 Automatic Reclosing
SIPROTEC 5, High-Voltage Bay Controller, Manual 1107
C53000-G5040-C015-9, Edition 11.2017