3 0 obj It takes into account the room reflectances, room shape, polar distribution and light output ratio of the fitting. 3433 0 obj <> endobj 1 0 obj It takes into account the room reflectances, room shape, polar distribution and light output ratio of the fitting. S4, Insulation Factor 6. %%EOF %PDF-1.4 x�-�=�0E��+� �T��V��F���6~��R� ���^FK����0,䒊8$| ���9TI��4sY��[n4��1t���C���N#����c�àa�����G���F o=�����2M&�endstream 4. Utilization Factor (body of the table) This is a value between 0 and 1 that represents the percentage of total lamp lumens in the room that fall on the work plane. h�bbd``b`����� ��$�� �� YQ�H�Y����@��8�2@HpE���y��c`�&��� ZQ Factors … This is done by multiplying the previously determined CU by the factor from Table B (pg.12). e��j�Au. Thus, it will be necessary to correct for the previously determined ρ fc. Summary 7. The below table is a reference table for calculating Utilisation factor for light fittings. 4. stream Health, United States, 2018. 3450 0 obj <>/Encrypt 3434 0 R/Filter/FlateDecode/ID[<8BE56040E70A364496116BEFB4A53C19><11B5D5D236A0EC468B18D3E22AF62D01>]/Index[3433 36]/Info 3432 0 R/Length 87/Prev 237930/Root 3435 0 R/Size 3469/Type/XRef/W[1 2 1]>>stream ... Table 7. endobj For example, Table -2 gives the utilization factor UF for a fluorescent luminaire with single 40W lamp and prismatic For just understanding the concept we are using a single reference table for all the light fittings. 60 and 90 . S2, Fill Factor 4. S2, Fill Factor 4. bĿ��W£�"ňQ��"��Y���f�����5F�g�R?t��&���q1-�Pu@ Title: Coefficients of Utilization Author: Ward Harrison and Earl A. Anderson Created Date: 9/21/2005 10:00:00 AM Circuit breaker and fuse sizing To size circuit breakers and fuses per NEC Tables, hand calcs X X 60 and 90 Conduit Fill/Tray Size : To size conduit and cable tray per NEC . • Actual cogeneration plants have utilization factors as high as 80%. Magnet Wire 10. Wire Table 12. • The lower the demand factor, the less system … X . S4, Insulation Factor 6. << /BBox [9.20044 5.74438 213.032 16.2565] /Subtype /Form /FormType 1 /Resources << /Font << /TT0 3 0 R >> /ProcSet [/PDF /Text] >> /Matrix [1 0 0 1 0 0] /PieceInfo << /ADBE#5FCompoundType /Footer >> /Filter /FlateDecode /Length 131 >> The . Magnet Wire, Film Insulation 11. %�փ� maintenance factor (RSMF) is the proportion of the illuminance provided by a lighting installation in a room after a set tim ecop a r dw h u h e nt r omw as cl. cF�G�T �?��iN� �n�3���Zug(}��Ñ l�h����[PsV����5���UNW��5x���I�$zWш}��xT����>���ǣ'���# �[���S��AZK�W�� ����Yk�9�7��Hׯ���#JH)���@i(�Т�mQ�P�S����Cb���{��K4 ��y�L���6b�m�tD�k�tŽAu{I=��3_�� maintenance factor (RSMF) is the proportion of the illuminance provided by a lighting installation in a room after a set tim ecop a r dw h u h e nt r omw as cl. Aircraft Capacity and Utilization Factors 3-4 Table 3-1: Factors Presented by User Type . << /Filter /FlateDecode /Length 2106 >> NEC Tables, Cablematic Plus : X . endobj Tables, hand calcs : X . The UF is … 4 0 obj Si, Wire Insulation 3. S3, Effective Window 5. Solderable Insulation 13. AHRI Air-Conditioning, Heating and Refrigeration Institute . Aircraft Capacity and Utilization Factors 3-4 Table 3-1: Factors Presented by User Type . %PDF-1.5 %���� << /BaseFont /TimesNewRomanPSMT /Encoding /WinAnsiEncoding /FirstChar 0 /FontDescriptor 438 0 R /LastChar 255 /Subtype /TrueType /Type /Font /Widths [778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 250 333 408 500 500 833 778 180 333 333 500 564 250 333 250 278 500 500 500 500 500 500 500 500 500 500 278 278 564 564 564 444 921 722 667 667 722 611 556 722 722 333 389 722 611 889 722 722 556 722 667 556 611 722 722 944 722 722 611 333 278 333 469 500 333 444 500 444 500 444 333 500 500 278 278 500 278 778 500 500 500 500 333 389 278 500 500 722 500 500 444 480 200 480 541 350 500 350 333 500 444 1000 500 500 333 1000 556 333 889 350 611 350 350 333 333 444 444 350 500 1000 333 980 389 333 722 350 444 722 250 333 500 500 500 500 200 500 333 760 276 500 564 333 760 500 400 549 300 300 333 576 453 250 333 300 310 500 750 750 750 444 722 722 722 722 722 722 889 667 611 611 611 611 333 333 333 333 722 722 722 722 722 722 722 564 722 722 722 722 722 722 556 500 444 444 444 444 444 444 667 444 444 444 444 444 278 278 278 278 500 500 500 500 500 500 500 549 500 500 500 500 500 500 500 500] >> UF = Lumens received on Working Plan / Lumens output of luminaires; The lighting manufacturers’ catalogues give Utilization Factors for standard conditions. 3468 0 obj <>stream Utilization factor(UF) is the proportion of the luminous flux emitted by the lamps which reaches the working plane. Herewith a third classification Table 3 is possible: 3. 14 The Lighting Handbook Glare – glare limitation Direct glare Reflected glare Cause – Luminaires without glare control – Very bright surfaces Effect – Loss of concentration – More frequent mistakes Window Utilization Factor, Ku for Bobbin Ferrites 8. The reflectance factor table in the system helps you determine the reflectance factors. The actual table is provided by the manufacturer and can be … Summary 7. S3, Effective Window 5. Utilization Factor (body of the table) This is a value between 0 and 1 that represents the percentage of total lamp lumens in the room that fall on the work plane. Window Utilization Factor, Ku 2. 2 0 obj Academia.edu is a platform for academics to share research papers. Factors … Demand Factor-Diversity Factor-Utilization Factor-Load Factor (1) Demand factor • Demand Factor = Maximum demand of a system / Total connected load on the system • Demand factor is always less than one.
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