Refrigeration Engineering - static-htpg.globalimageserver.com

1 RU-ENG-0313 AEngineeringEngineeringRefrigerationManu alRefrigerationAll-Temp2B - The Low Profi le Unit CoolerFlow-Temp - The Low Velocity Unit Cooler Effi cient Air Pattern Longest Air Throw Universal Repair Parts Air, Electric & Hot Gas Defrost Circuited for the New Refrigerants 56 Model Sizes from 3600 to 41,000 BTUH Use For ..Refrigerated Work RoomsStorage of Sensitive Products Air, Electric & Hot Gas Defrost New Ultra-Quiet Motot Mounting Circuited for the New Refrigerants 9 Model Sizes from 5000 to 34,000 BTUHD-Series - Air Cooled Condensing Units 3 thru 22 HP Models Indoor & Outdoor Discus and Semi-Hermetic Compressors High, Medium & Low Temperature Pre-Wired and Pre-Piped Components Factory Pre-Selected SystemsSee Catalog RU-AAX for detailsee a a og - or e a lsSee Catalog RU-DLD for detailsOther Russell Products Air-Cooled Condensing Units thru 80HP Heavy-Duty Unit Coolers from 11,500 thru 165,00 BTUH Reach-In Unit Coolers Ripening Room Systems Air Cooled Condensers from 1 to 250 Tons ARI Certifi ed Air Handlers from 3 to 65 Square Foot Face Area Heating & Cooling Coils - Water, Glycol, Steam & RefrigerantS Ctl RURWFf dtil1 AIR DENSITY ABOVE SEA LEVEL.

2 30 BANANA ROOMS ..14 BEER DATA ..14 BREAD AND FLOUR DATA ..17 CANDY PLACEMENT ..13 CUT FLOWERS-STORAGE CONDITIONS ..25 CUTTING AND MEAT PREPARATION ROOMS ..14 CONVERSION FACTORS ..30 COOLER LOAD ADDITIONS ..10 DISCHARGE AND LIQUID LINE SIZES ..27 DISPLAY CASE TEMPERATURES ..17 EGG DATA ..17 FAHRENHEIT-CELSIUS CONVERSION CHART ..33 FISH DATA ..16 FRACTIONS DECIMAL & METRIC EQUIVALENTS ..35 GLASS DISPLAY DOORS COOLERS ..8 GLASS DISPLAY DOORS FREEZERS ..9 HORSEPOWER SIZING ..32 INFILTRATION LOSSES ..11 MILK DATA ..15 PACKAGE INFORMATION-COMMODITIESSTORAGE ..21, 22, 23 PRESSURE-TEMPERATURE CHART ..32 PRODUCT INFORMATION-GENERAL ..18,19,20 REFRIGERATING SPECIFIC HUMIDITY VS. TD ..32 RESPIRATION LOAD-FLOWERS, FRUITS,VEGETABLES ..24 SAMPLE BOX LOAD CALCULATION FORM ..34 SMALL BOXES-QUICK CHECKOUTSIDE SURFACE ..3 SMALL BOX LOADS-QUICK REFERENCE CHART ..2 SUCTION LINE SIZES ..26, 27 SUMMER-WINTER DESIGN TEMPERATURES ..29(Selected Cities)SUN EFFECT ALLOWANCE ..11 TERMINOLOGY.

3 36 TIME-CYCLE FACTORS ..10 USEFUL FORMULA ..31 WALL HEAT LOSSES .. 10 WALK-IN COOLERS-NORMAL TEMPERATURES ..4, 5 WALK-IN FREEZERS ..6,.7 WEIGHTS-REFRIGERANT IN COPPER LINES ..28 IndexThis is a manual for professionals, people interested in the containment and movement of refrigerated air and have made every effort to insure the accuracy of the data in this manual . Since it was necessary in some cases to use weighted averages, we cannot be responsible for differences in results, nor for typographical errors or scope is almost unlimited. With it, you can quickly determine the Net Refrigeration Load Requirements for practically any Refrigeration situation. For walk-ins of any size. For almost every product and for adding glass display doors to merchandise direct from walk-in coolers and is a leader in providing our customers with quality Refrigeration products. With a broad line of heat transfer products that reflect creative approach. The versatility of the Russell product line permits the use of equipment matched and balanced to meet the system load for maximum utilization of energy at minimal Thomas French AL.

4 35769 Phone: 256-259-7400 FAX: 256-259-7478 Refrigeration ManualIntroduction2 Quick Reference Chart for Estimating Small Box Loads6500 INCLUDES ESTIMATED AVERAGE PRODUCT LOADFOR 100 AMBIENT AND -20 BOX, ADD 10%FOR 100 AMBIENT AND +35 BOX, ADD 12%CHART BASED ON 90 AMBIENT AND 16-18 HRS. RUN TIMEINSULATION REQUIRED, INCLUDING FLOORVERY SMALLREACH-INS(cubic feet)OUTSIDE SURFACE AREA (Sq. Ft.)BTU/HR. X 1000600055005000450040003500300025002000 1500100050000510 15 20 25 30 35 40 45 50 55 60 65 70 75 80 8590+34 & ABOVE 3 FIBERGLASS OR EQUIVALENT+10 +33 4 FIBERGLASS OR EQUIVALENT-10 TO +5 6 FIBERGLASS OR EQUIVALENT-20 8 FIBERGLASS OR EQUIVALENTFt3 OutsideDimensions255075100150 Reach-In Refrigerator (0 F)Reach-In Refrigerator (35 F)1 Urethane Insulation or Air Cond. Space*Add. 900 DTUH for each double glass Area Quick - CheckFOR USE WITH QUICK REFERENCE GRAPH ON PAGE 2 COOLER SIZE (ft.)

5 Sq.) - 9 - 12 ft. COOLER SIZE (ft. sq.) - 9 - 12 ft. 8101214161820222481012141618202224262830 3210121416182022242628303234363840121416 1820222426283032343614161820222426286666 6666688888888888881010101010101010101010 1010101010121212121212121212121212121414 1414141414143434084685285886487087688281 1648455262068875682489296010281096116412 3256063671278886494010161092116812441320 1396147215481624170072080488897210561140 1224130813921476156016441728896988108011 7212641356144815404325045766487207928649 3610085125926727528329129921072115212321 3121392147268076885694410321120120812961 3841472156016481736182419122000864960105 6115212481344144015361632172818241920201 6106411681272137614801584168817923016321 8963217242000341816210436190822083820002 3124020922416421421842520161088128018118 8139220128815042213881616241488172826158 8184028168819523017882064321888217618129 6151220140416322215121752241620187226172 8199228183621123019442232322052235234216 0247236226825922015201760221636188824175 2201626201868214428198422723021002400322 2162528342332265636244827843825642912402 6803040242016230426214824482822802592302 4122736322544288034267630243628083168382 9403312403072345642320436004433363744463 4683888483600403230288032403431923576383 5043912423816424846412845845044404920544 7525256601414141414141616161616161616161 8181818181818181818202020202020202020202 4242424242424242424242424303030303030303 0522057604 Walk-in Coolers Normal TemperatureDetermining BTU/Hour Loads for Walk-in Storage Coolers Normal Temperature (54 )1.

6 Select Cooler size. Determine Ambient Temperature of location. (80 air conditioned location, 90 non-air conditioned location, 100 southern states or outdoor location.) Find BTU wall and infiltration losses per Add on Average Product Load BTU/HR. If specific product is known, use Page 12 only for product load. When Page 12 is used, do not add the Average Product When Glass Display Doors are used, add to total from Page Add BTU/HR load totals for the Net Refrigeration to Follow in Determining Refrigeration LoadExamplesExample No. 1 Normal Cooler with Average Product LoadSize: 24 Lx 1O Dx9 H Page 5 (Design ambient 80 F, air conditioned location)Average Product Load Page 5 Total Net RefrigerationRequirements Example No. 2 Normal Cooler with Specific ProductSize: 24 Lx 10 D x 9 H Page 5(ambient 80 , air conditioned location) Product: Beer Pop Page 12(100 cases per day 75 to 36 per 24 hours) Adjusted to match 16 hour Time Cycle Factor (used in Page 5) 5900 BTU/Hour x (factor to adjust to 1 6 hour cycle) Total Net RefrigerationRequirements 913047 5013,880 BTU/Hour9130885017,980 BTU/HourExample No.

7 3 Normal Cooler with Glass Display DoorsSize: 24 Lx 10 Dx 9 H Page 5 (Designed ambient 80 F air conditioned location)Doors: 10 Arco Double GlassPage 8(10 box depth, 80 ambient)Product: Beer Pop Page 12(100 cases per day 75 to 36 per 24 hours)Adjusted to match 1 6 hourTime Cycle Factor (used in Page 5) 5900 BTU/Hour x (factor to adjust to 1 6 hour cycle) Total Net RefrigerationRequirements 91307700885025,680 BTU/Hour5 Walk-in Coolers BTU Per Hour Wall and Infiltration LossesNote: Wall and infiltration losses based on Ambient Temperatures listed and Cooler construction incorporating 4 polyurethane or loads adjusted to 16-18 hours running time.*Chart usable for 8 and 10 heights 9 9 99 LDH*Cooler SizeBTU Per Hour Wall & Infiltration LossesAverage TemperatureAverageProduct Load BTU/Hr3430414048205490564059306490707076 9042905120521058106530724073907560818084 0090709580101405230607068806920744077708 4509130979010550109601100011200113501152 0120606940702077408140888096901043011080 1185012650133701425015100783083209170990 01057010700108601104080 4200503058906720680072507930865093705240 6250634071007960884089709250998010270110 7011690124006380740083908530907095101029 0111401198012870129501300013100132701404 0146808450856094309960109001181012750134 8014000149001577016450173009560101601123 0121201308013250133901359090

8 4940595069507950810085409370102101105061 9073907560839093901043010630109201178012 1001305013780146707530872099201001010720 1124012170131701413015180153001550015650 1571016590173609990101101116011760128101 3950150501565016300172001795018750196001 1300120101326014280151001530015440158101 00 9501190143016501900215023802620285012801 5901900222025302870318035003820412044504 7505050198023802790317035703960435047505 1505550595063506750715075507980286033203 8004300475052505450616066507120760080708 5503700425047505270580063406870740030323 4363840421618202224262830321820222426283 0323436202224262830323436384024262830323 436384042444648303438424650546014 16 18 20 24 309 9 9 999 LDH*Cooler SizeBTU Per Hour Wall & Infiltration LossesAverage TemperatureAverageProduct Load BTU/Hr1126011550118301220012650131001375 0927094309580995010700114201217012320130 1092501009010840116901192012740134901426 0150101577010950117801211012940137601458 0153501622017090179201874013960150001595 0168401784018730197302067021630225702347 0237902470020240225102407026160283503064 0328403608080 1375014050143801470015250158001650011110 1120011490121401310013960148901508015950 1129012270132101424014570155201645017330 1832019220133001438014780157801678017830 1878019830208702192022880170401827019400 2058021710228302401025180263702745028620 2908030040247402750029380319503470037350 401204405090 1590016250165001695017500181001885013370 1351013670143601546016500176101781018850 1334014560156301685017250183501947020530 2168022750158101699017490186801986021030 2221023410246602583027010201802159022950 2426025670269802845029800311203253033480 3427035560292503250034700378204095044060 4740052020100

9 8300885094251000010500111001160048505440 6050665072507850845090509650610068007470 8150880095201020010900116001230075508100 9100985010600114001210012800136001440015 1001090011800127001360013800147001560016 4001730018200190001980020800163001840020 500227002490027000292003240061. Select Freezer size. Determine Design ambient t Temperature of location. (80 air conditioned location, 90 non-air conditioned location, 100 southern states or outdoor location.) Find BTU wall and infiltration losses per hour in appropriate Box Temperature Add on Average Product Load BTU/HR. If a specific product is known, use Page 12 only for product load. When Page 12 is used, do not add the Average Product When Glass Display Doors are used, add total from Page Add BTU/HR load totals for the Net Refrigeration : Wall and infiltration losses based on Ambient Temperatures listed and Freezer construction incorporating 4 polyurethane equivalent. All loads adjusted to 16-18 hours running time Charts usable for 8 and 10 heights to FollowWalk-in FreezersTo Determine BTU/Hour Loads Low Temperature Walk-in Storage FreezerFreezer Size 80 Ambient 90 Ambient 100 Ambient Average Product Load 0 -10 -20 0 -10 -20 0 -10 -20 8 x 6 x 96,0606,4106,7506,2006,5506,8906,3606,71 07,0501210106,6107,0107,3906,8207,2307,6 207,0507,4707,9101510127,1307,5808,0107, 3607,8208,2607,6108,0808,5701820147,6408 ,1308,6107,8808,3908,8708,1508,6709,2102 110168,1308,6709,1908,3608,8909,4208,640 9,1709,6902420188,6109,1909,7508,8809,48 010,0509,1809,80010,4302730209,0809,7001 0,3109,36010,00010,6209,67010,34011,0203 020229,54010,20010,8509,84010,52011,1801 0,17010,87011,6003330249,99010,70011,390 10,30011,01011,70010,69011,40012,0903630 8 x 8 x 96,7407,1407,5406,9007,3107,7107,1007,51 07,9001620107,3707,8408,2907,6108,0808,5 407,8708,3508,8602020127,9808,5009,0008, 2308,7709,2808,5109,0609.

10 6302420148,5709,1409,6908,8409,4309,9909 ,1409,75010,3702820169,1409,76010,3609,3 9010,01010,6209,71010,33010,9403220189,6 9010,36011,02010,00010,69011,35010,34011 ,05011,78036402010,24010,96011,66010,560 11,30012,01010,91011,68012,46040502210,7 7011,54012,29011,11011,90012,66011,48012 ,30013,14044502411,30012,11012,90011,640 12,45013,25012,09012,90013,69048002611,8 2012,67013,51012,19013,07013,93012,60013 ,51014,46052002812,33013,23014,12012,710 13,65014,55013,22014,13015,01056003012,8 3013,78014,71013,23014,21015,16013,67014 ,68015,73060003213,33014,33015,30013,770 14,76015,74014,33015,33016,310645010 x 10 x 98,0908,6209,1308,3508,8909,4108,5709,09 09,6102520128,7809,3709,9409,0209,60010, 1709,3209,92010,5603020149,45010,09010,7 209,74010,41011,04010,07010,76011,460352 01610,09010,79011,47010,41011,13011,8201 0,74011,43012,12040201810,72011,47012,21 011,02011,78012,51011,39012,17012,990372 02011,34012,14012,93011,69012,52013,3301 2,08012,94013,83041502211,94012,80013,64 012,32013,20014,06012,73013,64014,590455 02412,54013,45014,34012,93013,87014,7801 3,41014,32015,22049602613,12014,09015,03 013,52014,49015,43013,98014,97016,020540 02813,70014,72015,72014,13015,18016,1901 4,60015,69016,80058003014,28015,34016,39 014,72015,82016,89015,33016,39017,440620 03214,85015,96017,06015,31016,46017,5801 5,82017,01018,24066203415,41016,58017,72 015,89017,09018,26016,42017,66018,950705 03615,97017,18018,38016,46017,72018,9301 7,19018,40019,60074503816,52017,79019,03 017,04018,34019,61017,61018,95020,350785 04017,07018,38019,68017,63018,95020,2401 8,40019,72021,010830012 x 12 x 99,55010,2009,5809,85010,5209,87010,1801 0,87010,2403640L D H*7 Walk-in Freezers (cont d)