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SE-330HV MANUAL

NEUTRAL-GROUNDING-RESISTOR MONITOR

REVISION 5-M-101817

2017 Littelfuse Startco.

Document Number: PM-1215-EN
Printed in Canada.

Содержание SE-330HV

Страница 1: ...l techline littelfuse com www littelfuse com SE 330HV SE 330HV MANUAL NEUTRAL GROUNDING RESISTOR MONITOR REVISION 5 M 101817 Copyright 2017 Littelfuse Startco All rights reserved Document Number PM 12...

Страница 2: ...Page i SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 This page intentionally left blank...

Страница 3: ...libration and Open Test 32 9 1 2 Voltage Test 32 9 2 Sensing Resistor Test 32 9 3 Analog Output Test 32 9 4 Ground Fault Performance Test 33 Appendix A SE 330HV Revision History 34 LIST OF FIGURES FIG...

Страница 4: ...Page iii SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 This page intentionally left blank...

Страница 5: ...nt can cause a ground fault voltage larger than expected A parallel transformer winding makes it difficult to monitor NGR continuity A transformer can provide the inductance necessary to cause ferrore...

Страница 6: ...ernet ports are available with support for fiber optic and RJ45 interfaces The IEC 61850 protocol has been added TABLE 1 TYPICAL VALUES FOR TRIPPING SYSTEMS SYSTEM VOLTAGE LINE LINE NEUTRAL GROUNDING...

Страница 7: ...VEL setting for an interval greater than the GF TRIP TIME setting the ground fault circuit will also trip The VN TRIP LEVEL range is 100 to 10 000 V with switch S5 in the 100 kW Vx1 position and the r...

Страница 8: ...bration is not successful a resistor fault trip occurs the RESISTOR FAULT TRIP LED will be on the CALIBRATED LED will be off and the DIAGNOSTIC LED will flash the calibration error code See Section 2...

Страница 9: ...dication The number of short LED pulses between pauses indicates the cause of the trip By default both critical and non critical diagnostic flash codes are shown Non critical diagnostic codes include...

Страница 10: ...and ER 72KV sensing resistors are shown in Figs 8 9 10 11 and 12 Install the NGR and the sensing resistor near the transformer or generator When installed outdoors a sensing resistor must be installed...

Страница 11: ...Page 7 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 3 SE 330HV Connection Diagram...

Страница 12: ...Page 8 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 4 SE 330HV Outline and Panel Mounting Details...

Страница 13: ...Page 9 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 5 SE 330HV Outline and Surface Mounting Details...

Страница 14: ...Page 10 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 6 SE IP65CVR G Weatherproof Cover Outline...

Страница 15: ...Page 11 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 7 SE IP65CVR G Weatherproof Cover Installation...

Страница 16: ...Page 12 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 8 ER 15KV Sensing Resistor...

Страница 17: ...Page 13 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 9 ER 25KV Sensing Resistor...

Страница 18: ...Page 14 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 10 ER 35KV Sensing Resistor...

Страница 19: ...Page 15 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 11 ER 72KV Sensing Resistor Outline...

Страница 20: ...Page 16 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 12 ER 72KV Sensing Resistor Mounting Details...

Страница 21: ...Page 17 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 13 ER 1000HV Sensing Resistor...

Страница 22: ...s of protection will result if the ground fault CT monitors the NGR connection to ground rather than its connection to neutral A minimal loss of protection will also result if the sensing resistor to...

Страница 23: ...Page 19 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 15 EFCT 1 Ground Fault Current Sensor...

Страница 24: ...Page 20 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 16 SE CS30 70 Ground Fault Current Sensor...

Страница 25: ...Page 21 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 17 EFCT 26 and SE CS30 26 Ground Fault Current Sensors...

Страница 26: ...Page 22 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 FIGURE 18 RK 332 Remote Indication and Reset FIGURE 19 PGA 0520 Analog Percent Current Meter...

Страница 27: ...tion ground and precautions must be taken with the power supply and the trip contacts See Technical Note RG 1 NGR Monitoring with Isolated Ground Beds at www littelfuse com relayscontrols An alternate...

Страница 28: ...firmware upgrade process The red DIAGNOSTIC LED blinks rapidly while the firmware upgrade is running and the SE 330HV may reset multiple times during the upgrade process Do not remove the SD card or p...

Страница 29: ...p SD Card DIAGNOSTIC LED flash code 1 L 5 S 1 L SD Card is full or a write error occurred Delete files or use a different microSD card Non critical diagnostic code GF LED 2 No Change RF LED 2 No Chang...

Страница 30: ...ostic code GF LED 2 No Change RF LED 2 No Change K1 No Change DIAGNOSTIC LED Solid Red SE 330HV processor failed to start Cycle supply If problem persists consult Littelfuse Startco K1 De energized Pr...

Страница 31: ...y Rating or 2 to 100 using MEM parameter Trip Time 0 1 0 2 0 3 0 4 0 5 0 7 1 0 2 0 3 0 5 0 10 0 s Trip Level Accuracy Maximum of 1 of CT Primary Rating or 3 of Setting 2 Trip Time Accuracy 10 of Setti...

Страница 32: ...ing Temperature Standard Grade Included 25 to 85 C 13 to 140 F Industrial Grade 40 to 85 C 40 to 140 F PWB Conformal Coating MIL 1 46058 qualified UL QMJU2 recognized Mounting Configurations Panel Mou...

Страница 33: ...ccuracy included for EFCT x and SE CS30 x current sensors only 3 microSD and microSDHC are trademarks of SD 3C LLC 4 Remote reset wiring is limited to 10 m 32 5 This value can only be modified using S...

Страница 34: ...Trip Level Accuracy 1 A 1 of CT Primary Rating 1 A 3 of CT Primary Rating EFCT 26 Current Ratio 5 0 05 A Insulation 600 V Class Window Diameter 26 mm 1 0 Shipping Weight 0 45 kg 1 0 lb Certifications...

Страница 35: ...window SE CS30 70 Current Sensor 30 A primary rating 70 mm 2 7 window CT200 Current Sensor 200 A primary rating 56 mm 2 2 window 5SHT 101 E Current Sensor 100 A primary rating 40 mm 1 6 window 5SHT 1...

Страница 36: ...econd 9 1 2 VOLTAGE TEST Test Equipment 0 to 250 Vac voltage source multimeter and ER sensing resistor NOTE Use an isolation transformer if the test voltage source does not provide dc continuity for t...

Страница 37: ...ate ground paths do not exist that bypass the current sensor High voltage testers and resistance bridges can be used to determine the existence of alternate ground paths d Verify proper reaction of th...

Страница 38: ...D 041414 13 2 20 January 9 2014 5 C 010914 12 11 November 29 2013 5 B 112913 10A 2 10 October 8 2013 5 A 100813 10A 2 08 MANUAL REVISION HISTORY REVISION 5 M 101817 SECTION 2 New features described i...

Страница 39: ...ded CE C Tick and FCC information REVISION 5 D 041414 APPENDIX A Hardware revision updated REVISION 5 C 010914 SECTION 6 Extended operating temperatures added to the ER 15KV ER 25KV and ER 35KV sensin...

Страница 40: ...oSD interfaces programmable trip level MEM feature and ability to add future options Real time clock added Added dual cable and fiber Ethernet ports Update to RTC circuit FIRMWARE REVISION HISTORY FIR...

Страница 41: ...FIRMWARE REVISION 2 20 Added support for EtherNet IP protocol IED name now reported correctly through IEC 61850 interface EtherNet IP and Modbus communications card LED status updated Hardware versio...

Страница 42: ...Page 38 SE 330HV Neutral Grounding Resistor Monitor Rev 5 M 101817 This page intentionally left blank...

Страница 43: ...ronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Littelfuse 5SHT 101 E 7SHT 401 E ER 1000HV 5SHT 500 E 7SHT 601 E 5SHT 151 E 7SHT 301 E 8SHT 151 E 8SHT 601...

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