Datakom DPR-350 Series, Руководство пользователя

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DPR-350 User Manual Ver_01 Firmware V-1.0
K91D01-EN - 59 -
The unit offers single level breaker failure protection. If the fault condition persists after the trip command
has been sent to the breaker and the configured timer expires, this function is activated. The function
status can be assigned to a relay output.
Parameter Definition Unit Min Max Factory
Setting
Description
CB Fault 1 Status - 0 1 0
1: Enabled
0: Disabled
CB Fault 1 Delay Sec 0.00 10.00 0.20 Delay timer for failure
Function Configuration Screen
The unit offers an automatic reclosure function which enables the system to reclose if all the faults are
corrected after a successful breaker trip. The number of trials, delay timers for each trial, and the decision
period for successful reclosure are configurable parameters.
Parameter Definition Unit Min Max Factory
Setting
Description
3 Phase - 0 4 1 Maximum number of allowed retries
Dead Time 1 Sec 0.05 30.00 0.30 Period for trial 1
Dead Time 2 Sec 1 1800 60 Period for trial 2
Dead Time 3 Sec 1 3600 60 Period for trial 3
Dead Time 4 Sec 1 3600 60 Period for trial 4
Reset Time Sec 0 600 180
The time period for verifying a
successful reclosure
Function Configuration Screen
20.17. BREAKER FAILURE (ANSI 50BF)
20.18. AUTOMATIC RECLOSURE (ANSI 79)