Table of Contents

GE / Breaker flashover _ Element settings & highlights _ GU8230

Table of Contents

Overview

The “Breaker flashover” scheme is applicable for cases where one or two sets of three-phase voltages are available across the breaker, as “One set of three-phase voltages is available across the breaker (three VTs application), or “Two sets of three-phase voltages are available across the breaker (six VTs application).

For more detailed information on “Breaker flashover” element, refer to GE, Universal Relay (UR) family of products, Version 8.0x manuals.

To see other supported elements, click here.


Setting Parameters


Modbus memory map for Setting parameters

Products Hex address Register name Range Units Step Format Default
B30, C60, C70, C95, D60, F35, F60, G60, L60, L90, M60, T60 11F9 Breaker Flashover 1 Function 0 to 1 1 F102 0 (Disabled)
" 11FA Breaker Flashover 1 Side 1 Source 0 to 5 1 F167 0 (SRC 1)
" 11FB Breaker Flashover 1 Side 2 Source 0 to 6 1 F211 0 (None)
" 11FC Breaker Flashover 1 Status Closed A 0 to 4294967295 1 F300 0
" 11FE Breaker Flashover 1 Status Closed B 0 to 4294967295 1 F300 0
" 1200 Breaker Flashover 1 Status Closed C 0 to 4294967295 1 F300 0
" 1202 Breaker Flashover 1 Voltage Pickup Level 0.004 to 1.5 pu 0.001 F001 850
" 1203 Breaker Flashover 1 Voltage Difference Pickup Level 0 to 100000 V 1 F060 1000
" 1205 Breaker Flashover 1 Current Pickup Level 0.02 to 1.5 pu 0.001 F001 600
" 1206 Breaker Flashover 1 Pickup Delay 0 to 65.535 s 0.001 F001 100
" 1207 Breaker Flashover 1 Supervision Phase A 0 to 4294967295 1 F300 0
" 1209 Breaker Flashover 1 Supervision Phase B 0 to 4294967295 1 F300 0
" 120B Breaker Flashover 1 Supervision Phase C 0 to 4294967295 1 F300 0
" 120D Breaker Flashover 1 Block 0 to 4294967295 1 F300 0
" 120F Breaker Flashover 1 Events 0 to 1 1 F102 0 (Disabled)
" 1210 Breaker Flashover 1 Target 0 to 2 1 F109 0 (Self-Reset)
" 1211 Reserved (4 items) F001 0
B30, C60, C95, D60, F35, F60, G60, L60, L90, M60, T60 1215 …Repeated for Breaker Flashover 2          
F102 0 = Disabled, 1 = Enabled
F109 0 = Self-reset, 1 = Latched, 2 = Disabled
F167 0 = SRC 1, 1 = SRC 2, 2 = SRC 3, 3 = SRC 4, 4 = SRC 5, 5 = SRC 6
F211 0 = None, 1 = SRC 1, 2 = SRC 2, 3 = SRC 3, 4 = SRC 4, 5 = SRC 5, 6 = SRC 6

Logics & highlights


Three VT breaker flashover application

Three VT breaker flashover application

Six VT breaker flashover application

Six VT breaker flashover application

Breaker flashover logic

Breaker flashover logic

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