ABB MNS R System Manual
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ABB MNS R System Manual

Main distribution switchgear
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MNS R - Main distribution switchgear
System Guide

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Summary of Contents for ABB MNS R

  • Page 1 Contact us MNS R - Main distribution switchgear System Guide...

  • Page 3: Table Of Contents

    MNS R main low voltage distribution switchgear Index General Introduction ..........................2 Technical data ..........................3 Construction and functional characteristics Switchgear frame ........................4 Earthing ............................4 Circuit-breakers used ........................5 Circuit-breaker compartment ...................... 5 Instrument compartment ......................6 Busbar compartment ........................7 Main busbars ..........................

  • Page 4: General

    General Introduction currents involved and the effective these requirements. In addition to The MNS R main low voltage distri- short-circuit levels require high per- that, due to a perfect integration with bution switchgear with rear access formances switchgears. Furthermore, all the latest generation of ABB appa-...

  • Page 5: Technical Data

    Technical data Reference Standards ABB SACE L.V. MNS R switchgear Standards conformed to CEI EN 60439-1, IEC 439-1 Test certification Test certificates ABB SACE, ACAE LOVAG and SINAL Electrical Data Rated voltages Rated insulation voltage up to 1000 V AC 1500 V DC...

  • Page 6: Construction And Functional Characteristics

    Construction and functional characteristics Switchgear frame All compartments are meccani- cally segregated from the others. The MNS R frame is based on The switchgear is pre set for modular 2 mm thick still C sec- easy extensions on both sides.

  • Page 7: Circuit-Breakers Used

    With all the widrawable circuit- breakers, in order do guarantee the maximum safety level to the operator, the apparatus handling can be carried out with the door closed. Circuit-breaker compartment with Isomax Circuit-breaker compartment with Emax ABB SACE...

  • Page 8: Instrument Compartment

    Instrument compartment with protection relay mounted on the door in dedicated wiring channels. Each circuit-breaker terminal blocks are separated from the others and prop- erly identified. Internal compartment with auxiliary apparatus and terminal boxes ABB SACE...

  • Page 9: Busbar Compartment

    Main busbar system with connections for incoming busbars and bus-tie from the top Main busbars MNS R main busbars are available for currents up to 6300 A. Main busbars, as well as distribution busbars, can be completely segregated. Each MNS R...

  • Page 10: Distribution Busbars

    Construction and functional characteristics Distribution busbars MNS R distribution busbars are avail- able for currents up to 4000 A. Distri- bution busbars, branched directly from main busbars, are vertically in- stalled either on the right or on the left in the column. They are feeding out-...

  • Page 11: Cable Compartment

    Its purpose is to contain: – power terminals – outgoing cables – current reducers – auxiliary terminal boxes (if any). ABB SACE...

  • Page 12: Segregation Forms

    Construction and functional characteristics Segregation forms The MNS R segregation forms are compliant with the relevant standard IEC 60439-1 annex D. The purpose of the segregations is mainly to allow safety access to the internal parts of the switchgear to operational person-...
  • Page 13 MNS R form 3a, 3b and 4b construction solutions Form 3a Construction solution of one unit with moulded-case View from the top of a column with moulded-case circuit-breaker in form 3a segregated circuit-breaker in form 3a Form 3b Construction solution of one unit with moulded-case...

  • Page 14: Typical Units And Cross-Sections

    Construction and functional characteristics Construction solutions with ABB Typical units and cross-sections Emax air circuit-breakers and ABB The ABB MNS R switchgear is de- Isomax and Tmax moulded-case cir- signed for the installation of ABB cuit-breakers Emax air circuit-breakers as well as...

  • Page 15: Ventilation

    Ventilation The ABB MNS R switchgear have A= Apparatus area B= Busbar area been studied to create separated air C= Cable area flows for all the internal compartments in order to guarantee an efficient natu- ral ventilation to all the installed com- ponents.

  • Page 16: Standardisation

    Standardisation Typical configurations The ABB MNS R switchgear has great application flexibility. Several assembly configurations are possible, for incom- ing, outgoing and bus-ties. Some examples are given below: Typical Incoming/Outgoing solutions PC 3.0 PC 3.0 PC 3.0 PC 3.0 PC 3.0 PC 3.0...
  • Page 17 SACE SACE SACE SACE MORSETTIERE MORSETTIERE MORSETTIERE MORSETTIERE MORSETTIERE MORSETTIERE Depth: 1400-1600 Depth: 1400-1600 Typical Incoming and Bus-tie solu- tions for main busbar system from 5000 to 6300 A For customised solutions, please contact ABB SACE S.p.A. directly ABB SACE...

  • Page 18: Switchgear Depth

    1200 1250 1200 1600 1200 2000 1200 2500 1200 Max. 75 kA 1025-1200 1025-1200 1025-1200 1000 1025-1200 1250 1025-1200 1600 1025-1200-1400 2000 1025-1200-1400 2500 1025-1200-1400 3200 1025-1200-1400-1600 Max. 100 kA 3200 1400-1600 4000 1400-1600 5000 1400-1600 6300 1400-1600 ABB SACE...

  • Page 19: Versions

    Versions Available versions Arc-proof Version according to UL Standards The ABB MNS R switchgear is avail- On request, in order to achieve the ABB MAX SG is the solution available able in the following versions/types: maximum safety level, is available a...

  • Page 20: Power Motor Control Center Integrated Solutions

    Versions Power Motor Control Center integrated solutions By means of a busbar transition panel, it is possible to make Power Motor Control Centers to supply widrawable motor control feeder units. ABB SACE...
  • Page 21 FRONT VIEW LATERAL SECTION MAIN BUSBARS COMPARTMENT 200/300 EARTHING 800/900 BUSBAR 1025/1200/1400/1600 POWER CABLE ENTRY INTERNAL DIVISIONS Drawers/apparatus area Auxiliary cable area Power cable connection area (form 4b) Power cable entry/exit Vertical busbar area 200/300 800/900 FRONT ABB SACE...

  • Page 22: Intelligent Switchgear

    To integrate the moulded-case and air circuit-breakers fit- ted with electronic releases into correct installation man- agement, ABB SACE supplies SD-View 2000, a “ready to use” system consisting of software which, when installed on a personal computer with standard configuration, al- lows full control of the low voltage electrical installation.
  • Page 23 Internet. The graphic pages relative to each circuit-breaker are particularly intuitive and easy to use. Modbus RTU on RS-485 RS232-RS485 Converter Tmax T4-T5 Isomax S4-S7 Emax E1-E6 with PR222DS/PD with PR212/P with PR112/PD or PR113/PD and PR212/D-M ABB SACE...

  • Page 24: Installation

    1400x400 - 650 mm size for columns with 1400x600 1400 and 1600 mm. depth 1600x200 For other overall dimensions, please 1600x300 contact ABB SACE – L.V. 1600x400 Switchgear and Systems Division 1600x600 Ø15 mm holes for M12 expansion FRONT dowels...

  • Page 25: Tests And Certifications

    Tests and certifications The Power Center MNS R switchgear have been tested according to relevant IEC standards, among which the following stand out: – Test report n° 100310: Short-circuit 50 kA 1s – Test report n° 100397: Short-circuit 75 kA 1s –...
  • Page 28 Low Voltage Systems without prior notice. Frazione Cà de Bolli Copyright 2009 ABB. All right reserved. 26817 S. Martino in Strada (LO) - Italy Tel.: +39 0371 453 1 Fax: +39 0371 453251-453265 ABBSace.LVS_support@it.abb.com...

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