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inStruction manualS

C-407 GCHK-100 Mining Relay

Ground Fault Protection

System Manual

C-408 Sleuth

High Resistance

Grounding System Manual

C-403 GFR-RM Sigma

Resistor Monitoring

and Ground Fault Relay

C-322 MGFR

Ground Fault Relay Manual

C-409 DSP Ohmni

High Resistance

Grounding System Manual

C-102 Gemini

High Resistance Grounding

System Manual

C-101 StopLight

High Resistance Grounding

System Manual

C-105 Fusion

Ground Fault Protection

System Manual

C-107 Sentinel

High Resistance

Grounding System

Содержание GCHK-100

Страница 1: ...Instruction Manual C 407 ground fault protection SYSTEM GCHK 100 GCHK 100 mining relay the power to protect...

Страница 2: ...ed are not to be installed immediately they should be stored in their original packaging in an area free of dust and moisture important In our continuing effort to bring new and innovative products to...

Страница 3: ...el 5 Figure 6 1 Connection Diagram 6 Figure 11 1 GCHK 100 Main Relay Outline Dimensions inches 14 Figure 11 2 mGARD SYM LCD Remote Indicator Dimensions inches 15 Figure 11 3 GCHK DRI LED Remote Indica...

Страница 4: ...cation Ground Fault detection requires the use of current sensors and the GCHK 100 is designed to operate with I Gard TxA type sensors or a wide variety of sensors with ratios of 1000 1 600 1 and 40 1...

Страница 5: ...Startco Surge protection is built into the relay please refer to the electrical specifications data for withstand ratings ZSCS with or without built in protection can be used with the GCHK 100 relay...

Страница 6: ...00 to a panel or remote location Press the yellow button once to reset the relay or twice quickly to test Warning a test will cause the GCHK 100 to trip Figure 5 1 GCHK DRI label mGARD SYM The mGARD S...

Страница 7: ...status and fault levels as well as remote reset For more information on the mGARD SYM display refer to the mGARD SYM manual C 416EM R0 6 INSTALLATION Mounting The main unit of the GCHK 100 is supplie...

Страница 8: ...nding on the ratio of the chosen sensor All phases supplied to the trailing cable must pass through the window of the ZSCS which must be sized accordingly I Gard sensors range from 2in to 9in in diame...

Страница 9: ...See Table 7 1 Normal mode is with a non energized TRIP relay which becomes energized when the trip level is exceeded for a duration exceeding the selected time delay Alternatively the FAILSAFE mode ca...

Страница 10: ...s Function Setting 1 2 3 4 5 6 7 Switch2 0 25A 0 0 0 0 Ground Fault 0 25 A 0 0 0 0 Pickup 0 5 A 0 0 0 X Settings 0 75 A 0 0 X 0 IG 1 A 0 0 X X 1 25 A 0 X 0 0 1 5 A 0 X 0 X 2 A 0 X X 0 2 5 A 0 X X X 3...

Страница 11: ...ter begins to time the trip interval If the ground fault disappears for the duration specified in the table below or more the timer is reset and the relay does not trip Table 7 4 Ground Fault Delay Re...

Страница 12: ...ed in the operation of the GCHK 100 relay to detect if the frame to ground voltage of the mobile equipment has exceeded preset levels The voltage detection will operate within 100 ms quicker than the...

Страница 13: ...g regular switchboard maintenance DANGER Hazard of Electrical Shock Burn or Explosion All installation servicing and testing referred to in this manual must be performed by qualified personnel All pow...

Страница 14: ...ays but one way is to apply a test fault resistor to the system with the oscilloscope connected to a current transformer arranged to measure fault current The Delay time will be the time that the curr...

Страница 15: ...e 20 or 3 Ohms Delay for open loop and or shorted terminator 150 ms to 300 ms Fuse Amp time delay Bussman FNQ LittelFuse FLQ Edison MEQ Operating Mode Manual Reset or Auto Reset Induced AC Withstand 3...

Страница 16: ...I GARD GCHK 100 Instruction Manual 14 11 OUTLINE DIMENSIONS Figure 11 1 GCHK 100 Main Relay Outline Dimensions inches 5 50 0 20 0 25 3 50 0 19 4 20 5 90 4 00 0 15 4 72...

Страница 17: ...ote Indicator Dimensions inches 5 16 5 16 2 15 3 94 3 94 0 41 3 94 3 94 0 41 Figure 11 3 GCHK DRI LED Remote Indicator Dimensions inches 4 34 0 35 3 87 0 61 0 26 0 64 3 05 1 92 0 14 1 18 2 29 4 34 2 2...

Страница 18: ...I GARD GCHK 100 Instruction Manual 16 Figure 11 4 GCHK ZT Zener Diode Line Terminator Outline Dimensions inches 1 16 2 65 1 38 0 19...

Страница 19: ...RM Sigma Resistor Monitoring and Ground Fault Relay C 322 MGFR Ground Fault Relay Manual C 409 DSP Ohmni High Resistance Grounding System Manual C 102 Gemini High Resistance Grounding System Manual C...

Страница 20: ...the power to protect...

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