Provide enough information to allow the selection of the manufacturer product to meet requirements. This information may also be used to replace the installed product during the operation stage of the building's lifecycle. Information covering the execution of the deliverable should also be provided in the associated specification.
Name |
Definition |
|
Manufacturer |
The Manufacturer of the High-voltage liquid-immersed transformers. |
|
Standards |
An example value being To the BS EN 60076 series. |
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Third party certification |
An example value being To ENA TS 35-1. |
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Liquid preservation |
An example value being Free breathing. |
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Rated apparent power |
An example value being 100 kVA. |
|
Core material |
An example value being CRGO standard loss. |
|
Cooling arrangement - Internal dielectric cooling medium |
An example value being Mineral oil to BS 148 (O). |
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Cooling arrangement - Circulation method for internal cooling medium |
An example value being Natural convection (N). |
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Cooling arrangement - External cooling medium |
An example value being Air (A). |
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Cooling arrangement - Circulation method for external cooling medium |
An example value being Natural convection (N). |
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Highest voltage for equipment windings (Um) |
An example value being 3.6 kV. |
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Rated frequency |
An example value being 50 Hz. |
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Number of phases |
An example value being Three. |
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Rated insulation levels - Rated short duration power frequency withstand voltage(Ud) |
An example value being 10 kV for 1 minute. |
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Rated insulation levels - Rated lightning impulse withstand voltage (Up) |
An example value being 20 kV phase to phase, phase to earth. |
|
Rated primary voltage (Uprim) |
An example value being 11000 V. |
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Rated secondary voltage (Usec) |
An example value being 433 V at no-load. |
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Primary voltage tappings - Tap change facility |
An example value being De-energized. |
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Primary voltage tappings - Tapping range |
The Primary voltage tappings - Tapping range of the High-voltage liquid-immersed transformers. |
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Primary voltage tappings - Number of steps |
The Primary voltage tappings - Number of steps of the High-voltage liquid-immersed transformers. |
|
Primary voltage tappings - Tap change operation |
An example value being Manual, externally mounted with position indicator and locking facility. |
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Vector group |
An example value being To BS EN 60076-1, Dyn11. |
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Sound pressure level (maximum) |
The Sound pressure level (maximum) of the High-voltage liquid-immersed transformers. |
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Indicators and alarms - Thermal protection |
An example value being Digital type winding temperature indicator with adjustable alarm and trip contacts. |
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Indicators and alarms - Local audible alarm systems |
An example value being Minimum 65 dBA sounder with xenon flashing beacon. |
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Pressure relief device |
An example value being With adjustable alarm and trip contacts. |
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High voltage and low voltage cable terminations - Position |
An example value being On opposite sides. |
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High voltage and low voltage cable terminations - Cable terminations |
The High voltage and low voltage cable terminations - Cable terminations of the High-voltage liquid-immersed transformers. |
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High voltage connection arrangement - Cable entry |
An example value being Top. |
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High voltage connection arrangement - Type of enclosure |
An example value being Filled type cable box to BS 2562. |
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Low voltage connection arrangement - Cable entry |
An example value being Bottom. |
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Low voltage connection arrangement - Type of enclosure |
An example value being Filled type cable box to BS 2562. |
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Accessories |
An example value being Earthing terminals. |
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