EQUIPMENT WHICH IS USED IN A SUBMARINE TELECOMMUNICATION SYSTEM. UP TO SIX CONVERTERS CAN BE CONNECTED IN A SERIES, DEPENDANT UPON SYSTEM REQUIREMENTS IN OUTPUT AND VOLTAGE. THE SWITCH MODE CONVERTER IS DRIVEN FROM A PULSE WIDTH MODULATION CIRCUIT OPERATING AT A SWITCHING FREQUENCY OF 20 kHz, UTILISING POWER MOFSET TECHNOLOGY. DIGITAL SIGNAL PROCESSING ENABLES A SINGLE CONTROL LOOP TO PROVIDE A SEAMLESS TRANSFER BETWEEN A CONSTANT VOLTAGE AND A CONSTANT CURRENT MODE. UNIT DIMENSIONS ARE 500 MM X 370 MM X 500 MM.

Nomenclature code:

SECTION XVI MACHINERY AND MECHANICAL APPLIANCES; ELECTRICAL EQUIPMENT; PARTS THEREOF; SOUND RECORDERS AND REPRODUCERS, TELEVISION IMAGE AND SOUND RECORDERS AND REPRODUCERS, AND PARTS AND ACCESSORIES OF SUCH ARTICLES.

8500000000 80 ELECTRICAL MACHINERY AND EQUIPMENT AND PARTS THEREOF; SOUND RECORDERS AND REPRODUCERS, TELEVISION IMAGE AND SOUND RECORDERS AND REPRODUCERS, AND PARTS AND ACCESSORIES OF SUCH ARTICLES.

8504000000 80 Electrical transformers, static converters (for example, rectifiers) and inductors.

8504400000 80 Static converters.
8504403000 80 Of a kind used with telecommunication apparatus, automatic data-processing machines and units thereof.
8504403090 80 Other.

 

Classification justification:
GIR1 TERMS OF HEADING 8504 INCLUDES ELECTRICAL TRANSFORMERS, STATIC CONVERTERS AND INDUCTORS. GIR6 TERMS OF ONE DASH SUBHEADING 850440 STATIC CONVERTERS: CN CODE 85044030 OF A KIND USED WITH TELECOMMUNICATION APPARATUS, AUTOMATIC DATA PROCESSING MACHINES, AND UNITS THEREOF. TARIC 8504403090
BTI Reference:
GB114975753.
Issuing country:
United Kingdom.
Start date of validity:
.
End date of validity:
2012-01-19.
Language:
English.
Place of issue:
Southend.
Name and adress:
HM Customs & Excise International Trader Operations Alexander House 21 Victoria Avenue Southend-on-sea Essex SS99 1AA.

National keywords:

 

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