ABB UniSec DY800 Installation, Service And Maintenance Instructions

ABB UniSec DY800 Installation, Service And Maintenance Instructions

24 kv prefabricated assemblies with arc-proof metal enclosures and multi-function apparatus

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D I S T R I B U T I O N S O L U T I O N S
UniSec DY800 - Ed. 4 - to e-Distribuzione
specifications
Installation, service and maintenance
instructions for 24 kV prefabricated
assemblies with arc-proof metal enclosures
and multi-function apparatus
Contents
13. SF
gas
6
2
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Table of Contents
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Summary of Contents for ABB UniSec DY800

  • Page 1: Table Of Contents

    — D I S T R I B U T I O N S O L U T I O N S UniSec DY800 - Ed. 4 - to e-Distribuzione specifications Contents For your safety I. Foreword 1. Packing and transport 2.
  • Page 2: For Your Safety

    Responsible behaviour safeguards your own and access the switchgear must possess PES or PEI others' safety! qualification in accordance with Please contact the ABB Assistance Service for any IEC EN50110 standards further requirements • Strictly comply with the indications in this instruction manual —...
  • Page 3: Packing And Transport

    D I S T R I B U T I O N S O LU T I O N S — 1. Packing and transport The assemblies must be arranged cross-wise and Strictly comply with the indications on back to back on the platform with suitable material the pictograms and the instructions on in between so as to prevent them from touching and the packaging...
  • Page 4: Checking On Receipt

    If damage or discrepancies are discovered, or the documents supplied with the goods fail to correspond, immediately inform ABB (either directly, or through your representative or supplier) and the haulage contractor that made the delivery.
  • Page 5: Handling

    D I S T R I B U T I O N S O LU T I O N S — 4. Handling UniSec switchgear is normally placed on a wooden pallet and fastened with four bolts, one per corner. For handling purposes the switchgear can be lifted by crane, using ropes with snap hooks conforming Make sure that the insulating parts of the...
  • Page 6: Description

    U N I S E C DY 8 0 0 - E D. 4 - ACCO R D I N G T O E - D I S T R I B U Z I O N E S P E C I F I C AT I O N S - I N S TA L L AT I O N M A N U A L — 5. Description 5.1 Rating Cubicle UniSec DY800 Maximum insulation voltage 24 kV Rated insulation level, withstand voltage: - with lightning impulse to earth and and line-to-line...
  • Page 7 D I S T R I B U T I O N S O LU T I O N S 5.2 Overall dimensions DY800/116 DY800/216 Weight Dimensions (mm) (kg) DY800/116 1850 1050 DY800/216 2250 1050 DY800/316 1950 1150 DY800/316...
  • Page 8 5 criteria established by the • IP3X protection class for the external enclosure. standard. The 3 types of UniSec DY800 cubicles are classified in the following way: • AF on the front side for DY800/116 AirPlus and DY800/316 units •...
  • Page 9 D I S T R I B U T I O N S O LU T I O N S 5.3.3 Main components 5.3.5 Characteristics of the circuit-breaker All three UniSec DY800 cubicles use the same, operating mechanism previously described, multi-function apparatus...
  • Page 10 Classification IEC EN 62271-200 Metal-enclosed factory-built switchgear The interlocks on UniSec DY800 units perform the and controlgear for rated voltage above 1 kV and up to and including 52 kV following functions:...
  • Page 11 D I S T R I B U T I O N S O LU T I O N S 5.5.1 Interlock between feeder disconnector SL 5.5.6 Electrical interlock between feeder and earthing switch ST disconnector SL and circuit-breaker I This is a mechanical lock created by the reciprocal This is an electric lock that prevents circuit-breaker I rotation of the two operating shafts, which prevents...
  • Page 12: Instructions For The Operating Sequence Of All Unisec Dy800 Cubicles

    U N I S E C DY 8 0 0 - E D. 4 - ACCO R D I N G T O E - D I S T R I B U Z I O N E S P E C I F I C AT I O N S - I N S TA L L AT I O N M A N U A L — 6. Instructions for the operating sequence of all UniSec DY800 cubicles 2) Open feeder disconnector SL - Move the interlock (11) between feeder disconnector SL and circuit-breaker I in the •...
  • Page 13: Voltage And Phase Correspondence Indicator

    Consult the instruction manual supplied with the e-Distribuzione DY 811 and DY 1811 specifications. apparatus for a description of the operating They are installed in UniSec DY800 cubicles and method. signal the presence-absence of voltage in the MV lines of secondary substations.
  • Page 14: Installation

    U N I S E C DY 8 0 0 - E D. 4 - ACCO R D I N G T O E - D I S T R I B U Z I O N E S P E C I F I C AT I O N S - I N S TA L L AT I O N M A N U A L —...
  • Page 15 D I S T R I B U T I O N S O LU T I O N S A (mm) ≥ 450 B (mm) ≥ 100 C (mm) ≥ 1200 D (mm) ≥ 100 (*) Dimension C represents the space required to withdraw the cubicle DY800/116...
  • Page 16 If it should occur, proceed as described below to eliminate the fumes: UniSec DY800/116 and 216 • Internal arc in the busbar duct – open the flap (1) to allow the fumes to flow into the stack (2) –...
  • Page 17 D I S T R I B U T I O N S O LU T I O N S 8.5 Foundations and fixing bed 15 (4x) The cubicles are normally pre-engineered for connection of the medium voltage circuit from the bottom.
  • Page 18 U N I S E C DY 8 0 0 - E D. 4 - ACCO R D I N G T O E - D I S T R I B U Z I O N E S P E C I F I C AT I O N S - I N S TA L L AT I O N M A N U A L —...
  • Page 19 D I S T R I B U T I O N S O LU T I O N S – set the earthing busbar (5) in the vertical position Front panel that closes the busbar and fix it to the base with the supplied M12 screw compartment and washer.
  • Page 20 U N I S E C DY 8 0 0 - E D. 4 - ACCO R D I N G T O E - D I S T R I B U Z I O N E S P E C I F I C AT I O N S - I N S TA L L AT I O N M A N U A L —...
  • Page 21 D I S T R I B U T I O N S O LU T I O N S DY800/316 panel Incastro Slot-in joint End panel fixing points (tighten all the screws) Tighten all the screws (Fit the roof in place) Position the roof...
  • Page 22 8.7.1 Power circuit not be less than that of the earthing busbar of the Main busbars for UniSec DY800 units coupled to switchgear. All cubicles are normally equipped with mixed cubicles. Make sure that the contact zone of an earthing busbar whose section guarantees > 200...
  • Page 23 D I S T R I B U T I O N S O LU T I O N S 8.7.3 Connection of the auxiliary circuits Cable route inside the cubicle There are auxiliary circuits in all UniSec DY800 Flexible metal tubes inside the cubicles allow the cubicles. auxiliary cables to be routed from the cable...
  • Page 24: Cable Test

    U N I S E C DY 8 0 0 - E D. 4 - ACCO R D I N G T O E - D I S T R I B U Z I O N E S P E C I F I C AT I O N S - I N S TA L L AT I O N M A N U A L —...
  • Page 25: Putting Into Service

    D I S T R I B U T I O N S O LU T I O N S — 10. Putting into service • Only use the supplied operating lever The inspections are only acceptable if all the listed •...
  • Page 26: Routine Inspections

    U N I S E C DY 8 0 0 - E D. 4 - ACCO R D I N G T O E - D I S T R I B U Z I O N E S P E C I F I C AT I O N S - I N S TA L L AT I O N M A N U A L —...
  • Page 27: Quality Of The Products And Environmental Protection

    Rubber Disposal Standard ISO 14001. Dielectric oil Recovery, recycling or disposal ABB offers its skills and assistance to facilitate (transformer oil) product recycling and disposal at the end-of-life Wood for packaging Recycling or disposal stage.
  • Page 28 U N I S E C DY 8 0 0 - E D. 4 - ACCO R D I N G T O E - D I S T R I B U Z I O N E S P E C I F I C AT I O N S - I N S TA L L AT I O N M A N U A L —...
  • Page 29 D I S T R I B U T I O N S O LU T I O N S — Notes...
  • Page 30 More product information: abb.com/mediumvoltage Your contact center: abb.com/contactcenters More service information: abb.com/service © Copyright 2018 ABB. All rights reserved. The data and illustrations are not binding. We reserve the right to make changes in the course of technical development of the product.

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