GE Power ManagementL90 Line Differential Relay5-1635 SETTINGS 5.9 TESTING55.9 TESTING 5.9.1 TEST MODEPATH: SETTINGS ÖØ TESTING Ö TEST MODEThe relay provides test settings to verify that the relay is functional using simulated conditions to test all contact inputs andoutputs. While the relay is in Test Mode (TEST MODE FUNCTION: "Enabled"), the feature being tested overrides normal func-tioning of the relay. During this time the Test Mode LED will remain on. Once out of Test Mode (TEST MODE FUNCTION: "Dis-abled"), the normal functioning of the relay will be restored.5.9.2 FORCE CONTACT INPUTSPATH: SETTINGS ÖØ TESTING ÖØ FORCE CONTACT INPUTSThe Force Contact Inputs feature provides a method of performing checks on the function of all contact inputs. Onceenabled, the relay is placed into Test Mode, allowing this feature to override the normal function of contact inputs. The TestMode LED will be ON indicating that the relay is in test mode. The state of each contact input may be programmed as Dis-abled, Open, or Closed. All contact input operations return to normal when all settings for this feature are disabled.5.9.3 FORCE CONTACT OUTPUTSPATH: SETTINGS ÖØ TESTING ÖØ FORCE CONTACT OUTPUTSThe Force Contact Output feature provides a method of performing checks on all contact outputs. Once enabled, the relayis placed into Test Mode, allowing this feature to override the normal contact outputs functions. The TEST MODE LED willbe ON. The state of each contact output may be programmed as Disabled, Energized, De-energized, or Freeze. TheFreeze option maintains the output contact in the state at which it was frozen. All contact output operations return to normalwhen all the settings for this feature are disabled. SETTINGS TESTINGTEST MODEFUNCTION: DisabledRange: Disabled, Enabled FORCE CONTACT INPUTSFORCE Cont Ip 1: DisabledRange: Disabled, Open, ClosedMESSAGE FORCE Cont Ip 2: DisabledRange: Disabled, Open, Closed↓MESSAGE FORCE Cont Ip xx: DisabledRange: Disabled, Open, Closed FORCE CONTACT OUTPUTSFORCE Cont Op 1:DisabledRange: Disabled, Energized, De-energized, FreezeMESSAGE FORCE Cont Op 2:DisabledRange: Disabled, Energized, De-energized, Freeze↓MESSAGE FORCE Cont Op xx:DisabledRange: Disabled, Energized, De-energized, Freeze
