Output Relay 1 "Trip - GE Multilin 350 Series Instruction Manual
Feeder protection system
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Also See for Multilin 350 Series:
- Communications manual (786 pages) ,
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- User manual (10 pages)
Table of Contents
CHAPTER 6: SETPOINTS
Output Relay 1 "Trip"
350 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
Courtesy of NationalSwitchgear.com
52a Contact
52b Contact
Configured
Configured
Yes
Yes
Yes
No
No
Yes
No
No
The following path is available using the keypad. For instructions on how to use the
keypad, please refer to Chapter 3 - Working with the Keypad.
PATH:
SETPOINTS > S5 INPUTS/OUTPUTS > OUTPUT RELAYS > RELAY 1 TRIP
SEAL IN TIME
Range: 0.00 to 9.99 s in steps of 0.01
Default: 0.04 s
This setting defines the time to be added to the reset time of the Relay 1 Trip output, thus
extending its pulse width. This is useful for those applications where the 52 contacts
reporting the breaker state are faster than the 52 contacts that are responsible for
interrupting the coil current.
BLOCK RLY 1 TRIP
Range: Disabled, Contact Input 1 to 10[8], Virtual Input 1 to 32, Remote Input 1 to 32, Logic
Elements 1 to 16
Default: Disabled
This setting defines a block to the Trip Output relay. When the selected input is asserted,
the Trip Output relay will be blocked.
Relay Operation
Trip Relay remains operational until 52b indicates an
open breaker. Close Relay remains operational until 52a
indicates a closed breaker.
Trip Relay remains operational until 52a indicates an
open breaker. Close Relay remains operational until 52a
indicates a closed breaker.
Trip Relay remains operational until 52b indicates an
open breaker. Close Relay remains operational until 52b
indicates a closed breaker.
Trip Relay operates until either the Breaker Failure delay
expires (if the Breaker Failure element is enabled), or 100
ms after the feature causing the trip resets. Close Relay
operates for 200 ms.
S5 INPUTS/OUTPUTS
6–137
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