Littelfuse POWR-GARD PGR-4704 Скачать руководство пользователя

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POWR-GARD

Ground-Fault

Protection

PGR-4704

SERIES

Sensitive Ground-Fault Relay

PGR-4704 MANUAL

SENSITIVE GROUND-FAULT RELAY

JUNE 8, 2009

REVISION 3

TEST

400

300

200

100

500

1000

1500

2000

PWR

RESET

POWR-GARD

PGR-4704

SERIES

PGR-4704

SERIES

SENSITIVE GROUND-FAULT

RELAY

TIME (ms)

TRIP

300

100

500

1000

3000

5000

LEVEL (mA)

Publication: PGR-4704-M
Document: P95-C704-00000
Printed in Canada.

北京天正恒业电器有限公司
销售热线：010-59790111
公司网址：www.apepo.com

Содержание POWR-GARD PGR-4704

Страница 1: ...ION 3 TEST 400 30 300 200 100 55 500 1000 1500 2000 PWR RESET POWR GARD PGR 4704 SERIES PGR 4704 SERIES SENSITIVE GROUND FAULT RELAY TIME ms CT TRIP 300 10 100 80 60 30 500 1000 3000 5000 LEVEL mA Cop...

Страница 2: ...This page intentionally left blank 010 59790111 www apepo com...

Страница 3: ...2 3 1 Power 3 2 3 2 Trip 3 2 3 3 CT Verification 3 2 4 Analog Outputs 3 2 5 Self Diagnostics 3 3 INSTALLATION 3 4 TECHNICAL SPECIFICATIONS 7 5 ORDERING INFORMATION 8 6 PERFORMANCE TEST 9 LIST OF FIGU...

Страница 4: ...Page ii PGR 4704 Sensitive Ground Fault Relay Rev 3 Pub PGR 4704 M June 8 2009 www littelfuse com 2009 Littelfuse POWR GARD This page intentionally left blank 010 59790111 www apepo com...

Страница 5: ...ower trip levels to be used by rejecting harmonics that can cause nuisance tripping The VARIABLE FREQUENCY setting uses a peak detection algorithm with a wider band width for fault detection in variab...

Страница 6: ...ILLIMETRES INCHES 2 MOUNTING SCREWS M4 OR 8 32 3 OVERALL DIMENSION WHEN MOUNTED ON DIN EN50022 35 mm x 7 5 mm TOP HAT RAIL 4 ADJUSTMENT KNOBS ARE REMOVABLE 5 CONFIGURATION SWITCHES SHOWN IN DEFAULT PO...

Страница 7: ...local electrical codes Check all applicable codes prior to installation This ground fault monitoring system consists of a PGR 4704 ground fault relay and a PGC 5000 series CT connected as shown in Fig...

Страница 8: ...8 2 39 95 0 3 74 130 0 5 12 200 0 7 87 99 0 3 90 132 0 5 20 175 0 6 89 218 0 8 58 309 0 12 17 92 0 3 62 115 0 4 53 158 0 6 22 203 0 7 99 290 0 11 41 75 0 2 95 98 0 3 86 141 0 5 55 183 0 7 20 270 0 10...

Страница 9: ...VE BEZEL AND LATCH RELAY TO BRACKET INSERT BRACKET THROUGH FRONT OF PANEL CUTOUT AND SECURE WITH FLAT WASHERS AND LOCKNUTS PROVIDED CONNECTWIRINGTOTERMINALS INSTALL BEZEL USING 6 32 x 0 31 SCREWS PROV...

Страница 10: ...CH RELAY TO BRACKET INSERT BRACKET THROUGH FRONT OF PANEL CUTOUT AND SECURE WITH FLAT WASHERS AND LOCKNUTS PROVIDED CONNECTWIRINGTOTERMINALS ATTACH COVER USING THUMB SCREWS PROVIDED 1 2 3 4 1 DIMENSIO...

Страница 11: ...t Modes of 5 A or of Trip Level Setting Range Terminal 3 0 to 1 mA Terminal 8 0 to 5 Vdc Output Impedance Terminal 3 4 970 Terminal 8 220 Reset Front Panel Switch and Remote N O Contact Functional Tes...

Страница 12: ...terruption IEC 255 22 11 EN 60255 11 100 for 2 5 10 20 50 100 200 ms MHz Burst IEC 255 22 1 EN 60255 22 1 1 kV Differential Mode 2 5 kV Common Mode RFI Compliance FCC Part 15 Subpart B Class A Uninten...

Страница 13: ...n of the circuit interrupting device in response to a simulated or controlled ground fault current To simulate ground fault current use CT primary current injection Fig 6 shows a test circuit using th...

Страница 14: ...Page 10 PGR 4704 Sensitive Ground Fault Relay Rev 3 Pub PGR 4704 M June 8 2009 www littelfuse com 2009 Littelfuse POWR GARD This page intentionally left blank 010 59790111 www apepo com...

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