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GE Multilin

215 Anderson Avenue

L6E 1B3 Markham, ON -CANADA

T (905) 294 6222 F (905) 294 8512
E [email protected]

Internet: www.GEMultilin.com

HID

High Impedance Differential

Module

Instruction manual

GEK-113064

GE Multilin

Avda. Pinoa, 10

48170 Zamudio SPAIN

T +34 94 485 88 00 F +34 94 485 88 45
E [email protected]

GE Consumer & Industrial

Multilin

Содержание Multilin HID

Страница 1: ...2 E gemultilin ge com Internet www GEMultilin com Copyright 2005 GE Multilin HID High Impedance Differential Module Instruction manual GEK 113064 GE Multilin Avda Pinoa 10 48170 Zamudio SPAIN T 34 94...

Страница 2: ...3 2 STABILIZING RESISTORS 2 2 2 3 3 LATCHING RELAY 2 3 2 3 4 ENVIRONMENTAL 2 3 2 3 5 TYPE TESTS CERTIFICATIONS 2 4 2 3 6 APPROVALS 2 4 3 HARDWARE 3 1 3 1 MODULE DESCRIPTION 3 1 3 1 1 MOUNTING 3 2 3 1...

Страница 3: ...TABLE OF CONTENTS 1 2 HID High Impedance Differential Module GEK 113064...

Страница 4: ...that all warnings and cautions in this manual are reviewed to help prevent personal injury equipment damage and or downtime 1 1 1 CAUTIONS AND WARNINGS CAUTION The operator of this instrument is advi...

Страница 5: ...t you receive the following items with your device Mounting screws for rear terminals and for fixing the device to a cabinet Wiring diagram Certificate of compliance For product information instructio...

Страница 6: ...e Tel 34 94 485 88 54 Fax 34 94 485 88 38 Email multilin tech euro ge com Worldwide Tel 1 905 294 6222 Fax 1 905 201 2098 Email multilin tech ge com The information provided herein does not intend to...

Страница 7: ...safety instructions below The ground screw shown in the following figure must be correctly grounded Grounding screw FIGURE 1 3 GROUNDING SCREW LOCATION GE Multilin will not be responsible for any dam...

Страница 8: ...together with voltage limiters MOV to be used with a high speed overcurrent relay in order to obtain a high impedance differential protection scheme External CT s are differentially connected exactly...

Страница 9: ...instructions Review all WARNINGS and CAUTIONS 1 4 2 FRONT PLATE BUTTON The HID front plate incorporates a reset pushbutton to reset the latching relay once the fault has been cleared in order to elim...

Страница 10: ...s generators or motors as well as restricted earth fault protection HID modules are available in single phase models for applications such as restricted earth fault protection in a transformer winding...

Страница 11: ...lay 2 125 Vdc Latching relay 3 220 Vdc Latching relay 2 3 TECHNICAL SPECIFICATIONS SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE 2 3 1 VOLTAGE LIMITERS TECNOLOGY MOV METAL OXYDE VARISTOR Rated V...

Страница 12: ...ing 1 second Make and carry 30 A Breaking 5000 VA non inductive at 250 Vac 375 W inductive at 125 Vdc 250 W inductive at 250 Vdc ENVIRONMENTAL Temperature range 20 C to 60 C Maximum relative humidity...

Страница 13: ...vironmental and operating requirements established in ANSI standards C37 90 IEC 255 5 IEC 255 6 and IEC 68 Electrical Environment Test Standard Class IEC 60255 5 Insulation Dielectric 2kV IEC 60255 5...

Страница 14: ...special care should be taken while manipulating HID modules Operators before even touching any components must make sure that their bodies are not charged by either touching a grounded surface or by u...

Страница 15: ...s among the stabilizing resistors MOV and latching relay contacts Components are mounted on a base screwed to the rear side of the case The module is closed with the frontal plate where the latching r...

Страница 16: ...n It is made of stainless steel AISI 304 coated with an epoxy layer and the rest of the metallic pieces are covered with a high quality resistive coating that has successfully passed at least 96 hours...

Страница 17: ...nts Stabilizing resistor MOV Contact from latching relay Inputs vary depending on the HID model chosen Thus if the model corresponds to a type 1 application in the model selection list HID will have o...

Страница 18: ...ed overcurrent module trips latching relay contacts short circuit stabilizing resistor plus current input In this way excessive heating causing damage to resistors is avoided MOV is used to avoid over...

Страница 19: ...d together with a high speed overcurrent module or it can be mounted alone FIGURE 3 5 shows the drilling panel for this situation FIGURE 3 5 DIMENSIONS AND DRILLING FOR HID MODULE 3 6 HID High Impedan...

Страница 20: ...inputs For other models please check the corresponding external wiring diagram 4 2 VISUAL INSPECTION Verify that the HID unit has not suffered any damage due to its handling and transport Verify that...

Страница 21: ...uring one second In case the Hi Pot device used to test the relay trips due to excessive consumption apply the test between each group and ground one at a time 2500 RMS volts will be applied progressi...

Страница 22: ...20 Vdc 4K2 4K2 NOTE An error of 20 will be admitted Resistors Measure Check that the resistor value between terminals is 2K with latching relay 1K without latching relay NOTE An error of 12 will be ad...

Страница 23: ...sed and that there is continuity between each pair of them Apply voltage to terminals B9 and B12 and verify that latching relay contacts opening time is below 20 ms Check that all auxiliary contacts h...

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