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High Voltage Switchboard
Introduction


SaierNico High Voltage Switchboard, an indoor AC metal enclosed switchgear, constitutes a comprehensive power distribution device applied to 3~12kV three-phase AC 50/60Hz system.

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Perfectly adapted for marine and offshore conditions, it includes a comprehensive range of standardized high-voltage units, for performing the following functions:

▪ HV Main Switchboard

▪ HV Distribution Switchboard

▪ HV Motor Control

▪ HV Shore Connection

▪ HV Bow Thruster Starter

▪ Etc.

Specifications

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The basis for the panel is the incoming/outgoing feeder panel with vacuum circuit- breaker or vacuum contactor using insertion technology. It is divided into: 

A. Circuit breaker compartment. 

B. Busbar compartment. 

C. Cable compartment. 

D. Low voltage compartment.

E. Additional low voltage compartment.

F. Arc chamber. Self-absorbing type. 

Apart from this, there are variants for all operating needs.

 Type
SN-MVB/01Hi-Nico-650Hi-Nico-800Hi-Nico-1000
Application
Standard conformanceIEC 62271-200:2021, IEC 62271-1:2017
ClassificationLR, CCS, DNV, ABS, BV, NK,  RINA and others
Loss of service continuity category(LSC)LSC2B
Internal arc classificationAFLR
Rating
Rated voltage3-12kV
Rated frequency50/60Hz
Power frequency withstand voltage42kV 1min
Lightning impulse withstand voltage75kV
Rated short time withstand current31.5kA 4s31.5kA 4s40kA 4s40kA 4s
Rated peak withstand current82kA82kA104kA104kA
Internal arc withstand current31.5kA 1s31.5kA 1s40kA 1s40kA 1s
Main busbar current630/1250A1250A1250/2000A2500A
Load busbar current630/1250A630/1250A630/1250/1600/2000A2500A
Construction
Switchgear constructionMetal- enclosed
Degree of protectionIP44IP42
Type test/ Marine Approval

SaierNico High Voltage Switchboard has been fully type-tested in compliance with international standards and further validated according to the regulations stipulated by the main classification societies, ensuring its suitability for use in marine installations.


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Dimensions


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 Type
SN-MVB/01Hi-Nico-650Hi-Nico-800Hi-Nico-1000
Dimensions
Panel width-W[mm]6506508001000
Panel depth-D1[mm]14501450
Panel depth-D2[mm] with door15301530
Panel height-H1[mm]23602548
Panel height-H2[mm] with 100mm base24602658(with 10mm  rubber)
Applications


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