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551B 036--072
551C 024--060
SINGLE--PACKAGEROOFTOP ELECTRIC COOLING
UNITS WITH OPTIONALELECTRIC HEAT
Installation Instructions
TABLEOFCONTENTS SAFETYCONSIDERATIONS
Page Installation and servicing of air-conditioning equipment can be
hazardous due to system pressure and electrical components.
SAFETY CONSIDERATIONS ........................ 1
Onlytrainedand qualifiedservicepersonnelshould install,repair,
INSTALLATION .................................. 1
orserviceair-conditioning equipment.
Step1--P
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Step1—ProvideUnitSupport Step2—FieldFabricateDuctwork RoofCurb Secure all ducts to roof curb and building structure on vertical discharge units. Do not connect ductwork to unit. For horizontal Assemble and install accessory roof curb in accordance with applications,field-suppliedisolationflangesshouldbeattachedto instructions shipped with curb. (See Fig. 2.) Install insulation, horizontaldischargeopeningsandallductworkshouldbesecured cantstrips,roofing felt,and counter flashing as shown. Ductwor
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DALT ROOF CURB UNIT CONNECTOR ACCESSORY A BC DRAIN GAS POWER CONTROL ACCESSORY SIZE PKG. ACCY. POWER HOLE 1˝-2˝ CRRFCURB001A01 3 3 CRBTMPWR001A01 / [19] NPT / ˝ 4˝ [356] 4 551B 036-072 [19] NPT 1 CRBTMPWR002A01 1 / ˝ [31.7] 4 2˝-0˝ 551C 024-060 CRRFCURB002A01 11 3 1 1 1˝˝ -9 / 1˝-4˝˝ 1 / 1 / ˝ / 16 4 / 2 2˝ [610] 2˝ 3 CRBTMPWR003A01 / ˝ [19] NPT 4 [551] [406] [44.5] [12.7] [12.7] [12.7] NPT 3 /4˝ 1 NOTES: CRBTMPWR004A01 1 / ˝ [31.7] 4 [19] NPT 1. Roof curb accessory is shipped disassembled. 2. I
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Positioning Maintain clearance around and above unit to provide minimum distance from combustible materials, proper airflow, and service access. (SeeFig. 7, 8 and 9.) Position unit on roof curb so that the following clearances are 1 maintained: / in. clearance between the roof curb and the base 4-- rail inside the front and rear, 0.0 in. clearance between the roof curb and thebaserailinsideon theductend of theunit. Thiswill MAXIMUM ALLOWABLE result in the distance between the roof curb and the b
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NOTES: 1. Place unit on curbasclose aspossible to the duct end. 2. Dimensionin( )isinmillimeters. 3. Hookriggingshacklesthrough holesin baserail asshown in detail “A.”Holesin baserailsarecenteredaroundtheunitcenter of gravity.Usewooden topskid when riggingtopreventriggingstrapsfromdamagingunit. 4. Weightsincludebaseunitwithouteconomizer.SeeTable1for unitoperatingweightswith accessory economizer. 5. WeightsincludebaseunitwithoutthePerfectHumidityt adaptive dehumidification system. See Table 1 for
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6 551B,C C06375 Fig.8 --- 551B036--072 BaseUnitDimensions C COMPRESSOR OMPRESSOR A ACCESS CCESS P PANEL ANEL C CONTROL ONTROL BOX P BOX PANEL ANEL
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7 COMPRESSOR ACCESS PANEL CONTROL BOX PANEL C06376 Fig.9 --- 551C024--060 BaseUnitDimensions 551B,C
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FieldControlWiring Step5—MakeElectricalConnections Install a Bryant-approved accessory thermostat assembly according to installation instructions included with the accessory. ! WARNING Locate thermostat assembly on a solid wall in the conditioned spaceto senseaveragetemperature in accordance with thermostat ELECTRICALSHOCKHAZARD installation instructions. Failure to follow this warning could result in personal Route thermostat cable or equivalent single leads of colored wire injuryordeath. from
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Table1—PhysicalData551B BASEUNIT551B 036 048 060 072 NOMINALCAPACITY(nominaltons) 3 4 5 6 OPERATING WEIGHT(lb) Unit 435 445 465 540 Perfect Humidity ™ Adaptive Dehumidification System 15 23 25 29 EconoMi$er IV 50 50 50 50 Roof Curb 115 115 115 115 COMPRESSOR Scroll Quantity 1 1 1 1 Oil (oz) 42 53 50 60 REFRIGERANTTYPE R-22 Expansion Device Acutrol ™ MeteringDevice Operating Charge (lb-oz) StandardUnit 5-8 10-2 10-0 12- 8 Unit With Perfect Humidity Adaptive Dehumidification System 12-5 18-8 20-5
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Table2—PhysicalData551C BASEUNIT551C 024 036 048 060 NOMINALCAPACITY(nominaltons) 2 3 4 5 OPERATING WEIGHT(lb) Unit 435 445 465 635 Perfect Humidity ™ Adaptive Dehumidification System 13 15 23 25 EconoMi$er IV 50 50 50 50 Roof Curb 115 115 115 115 COMPRESSOR Scroll Quantity 1 1 1 1 Oil (oz) 25 42 56 53 REFRIGERANTTYPE R-22 Expansion Device Acutrol ™ MeteringDevice Operating Charge (lb-oz) StandardUnit 5---3 7---11 8---8 12---11 Unit With Perfect Humidity Adaptive Dehumidification System 10---2 1
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208/230-3-60 460-3-60 208/230-1-60 (SIZES 060 AND 072) 575-3-60 575-3-60 (SIZES 036 AND 048) (SIZES 060 AND 072) 460-3-60 208/230-3-60 (SIZES 036 AND 048) (SIZES 036 AND 048) LEGEND C— Contactor COMP — Compressor IFC — Indoor (Evaporator) Fan Contactor NEC — National Electrical Code TB — Terminal Block C06158 Fig.11 --- PowerWiring Connections LOW VOLTAGE INTEGRATED GAS UNIT CONNECTIONS CONTROLLER (IGC) C06125 Fig.12 --- Field ControlWiring Raceway 11 551B,C
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12 551B,C Table3—ElectricalData--551C VOLTAGERANGE COMPRESSOR(each) OUTDOORFAN ELECTRIC HEAT POWERSUPPLY * DISCONNECTSIZE Nominal IFM CRHEATER Actual UNITSIZE IFM CONV ---------A00 V---Ph---Hz Min Max QTY RLA LRA QTY FLA FLA FLA MCA FLA LRA MOCP** TYPE OUTLET or B00 kW† NONE —/ — —/— 16.3/16.3 20/20 16/16 69/69 001A00 3.3/ 4.0 15.9/18.3 22.4/25.4 25/30 21/23 69/69 NO NO 1187 87 254 254 1 1 10. 10.99 63. 63.00 1 1 0. 0.77 22..00 002A00 4.9/ 5.8 23.5/27.1 31.8/36.4 35/40 29/33 69/69 003B00 6.5/ 8.
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13 Table3—ElectricalData--551C(cont) VOLTAGERANGE COMPRESSOR(each) OUTDOORFAN ELECTRIC HEAT POWERSUPPLY * DISCONNECTSIZE Nominal IFM CRHEATER Actual UNITSIZE IFM CONV ---------A00 V---Ph---Hz Min Max QTY RLA LRA QTY FLA FLA FLA MCA FLA LRA MOCP** TYPE OUTLET or B00 kW† NONE — — 9.4 15.0 9.0 60.0 006A00 5.5 7.2 12.3 15.0 11.0 60.0 NO NO 4414 14 508 508 1 1 5. 5.11 39. 39.00 1 1 00..44 2. 2.66 007A00 8.1 10.6 16.5 20.0 15.0 60.0 008A00 10.6 13.8 20.5 25.0 19.0 60.0 009A00 12.9 16.8 24.3 25.0 22.0
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14 551B,C Table3—ElectricalData--551C(cont) VOLTAGE COMPRESSOR(each) OUTDOORFAN ELECTRIC HEAT POWERSUPPLY DISCONNECTSIZE RANGE UN UNIIT T NO NOM MIINA NALL IF IFM M C CONV ONV IF IFM M CRHEATER SIZE V---PH---Hz TYPE OUTLET FLA ------A00 or Min Max QTY RLA LRA QTY FLA ActualkW{ FLA MCA MOCP** FLA LRA B00 NONE —/— —/— 32.7/32.7 40/40 32/32 130/130 001A00 3.3/ 4.0 15.9/18.3 32.7/32.7 40/40 32/32 130/130 003B00 6.5/ 8.0 31.4/36.3 45.4/51.4 50/60 42/47 130/130 N NO O 1197 97 2254 54 1 1 21. 21 00 111
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15 Table3—ElectricalData--551C(cont) VOLTAGE COMPRESSOR(each) OUTDOORFAN ELECTRIC HEAT POWERSUPPLY DISCONNECTSIZE RANGE UN UNIIT T N NO OM MIINA NALL IIF FM M CONV CONV IF IFM M CRHEATER SIZE V---PH---Hz TYPE OUTLET FLA ------A00 or Min Max QTY RLA LRA QTY FLA ActualkW{ FLA MCA MOCP** FLA LRA B00 NONE —/— —/— 39.4/39.4 50/50 38/38 187/187 002A00 4.9/ 5.8 23.5/27.1 39.4/42.1 50/50 38/39 187/187 003B00 6.5/ 8.0 31.4/36.3 47.5/53.6 50/60 44/49 187/187 NO NO 187 187 254 254 1 1 225. 5 00 150. 150 00
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16 551B,C Table3—ElectricalData--551C(cont) VOLTAGE COMPRESSOR(each) OUTDOORFAN ELECTRIC HEAT POWERSUPPLY DISCONNECTSIZE RANGE UN UNIIT T N NO OM MIINA NALL IIF FM M C CONV ONV IF IFM M CRHEATER SIZE V---PH---Hz TYPE OUTLET FLA ------A00 or Min Max QTY RLA LRA QTY FLA ActualkW{ FLA MCA MOCP** FLA LRA B00 NONE — — 13.9 20.0 14.0 92.0 006A00 5.5 7.2 13.9 20.0 14.0 92.0 008A00 10.6 13.8 20.5 25.0 19.0 92.0 N NO O 414 414 508 508 1 1 88.44 770. 0 00 1 1 00.88 2. 2 66 009A00 12.9 16.8 24.3 25.0 22.0
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17 Table4—ElectricalData--551B VOLTAGE COMPRESSOR(each) OUTDOORFAN ELECTRIC HEAT POWERSUPPLY * DISCONNECTSIZE RANGE UN UNIIT T NO NOM MIINA NALL C CONV ONV IF IFM M IFMTYPE CRHEATER SIZE V---PH---Hz OUTLET FLA Actual Min Max QTY RLA LRA QTY FLA ------A00 or FLA MCA FLA LRA MOCP** kW† B00 — —/ — —/ — 25.6/ 25.6 30/ 30 25/ 25 101/ 101 001 3.3/ 4.0 15.9/ 18.3 26.0/ 29.0 30/ 30 25/ 27 101/ 101 002 4.9/ 5.8 23.5/ 27.1 35.5/ 40.0 40/ 40 33/ 37 101/ 101 NO NO 187 187 254 254 1 1 116 6 888 8 1 1 00.77 4
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18 551B,C Table4—ElectricalData--551B(cont) VOLTAGE COMPRESSOR(each) OUTDOORFAN ELECTRIC HEAT POWERSUPPLY * DISCONNECTSIZE RANGE UN UNIIT T NO NOM MIINA NALL C CONV ONV IIF FM M IFMTYPE CRHEATER SIZE V---PH---Hz OUTLET FLA Actual Min Max QTY RLA LRA QTY FLA ------A00 or FLA MCA FLA LRA MOCP** kW† B00 — — — 9.0 20 9 46 006 5.5 7.2 11.8 20 11 46 N NO O 414 414 5508 08 1 1 55..11 339 9 1 1 00..44 2. 2.22 007 8.1 10.6 16.0 20 15 46 008 10.6 13.8 20.0 25 18 46 009 12.9 16.8 23.8 25 22 46 STD STD — —
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19 Table4—ElectricalData--551B(cont) VOLTAGERANGE COMPRESSOR(EACH) OUTDOORFAN ELECTRIC HEAT POWERSUPPLY DISCONNECTSIZE CRHEATER UNIT NOMINAL CONV IFM IFMTYPE Min Max QTY RLA LRA QTY FLA ------A00 or ActualkW{ FLA MCA MOCP** FLA LRA SIZE V---PH---Hz OUTLET FLA B00 — —/— —/— 35.2/ 35.2 45/ 45 34/ 34 139/ 139 001 3.3/ 4.0 15.9/ 18.3 35.2/ 35.2 45/ 45 34/ 34 139/ 139 003 6.5/ 8.0 31.4/ 36.3 45.4/ 51.4 50/ 60 42/ 47 139/ 139 NO NO 197 197 254 254 1 1 223. 3 77 1126 26 1 1 00.77 44.99 002+002 9.8/ 11.
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20 551B,C Table4—ElectricalData--551B(cont) VOLTAGERANGE COMPRESSOR(EACH) OUTDOORFAN ELECTRIC HEAT POWERSUPPLY DISCONNECTSIZE CRHEATER UNIT NOMINAL CONV IFM IFMTYPE Min Max QTY RLA LRA QTY FLA ------A00 or ActualkW{ FLA MCA MOCP** FLA LRA SIZE V---PH---Hz OUTLET FLA B00 — —/— —/— 46.3/ 46.3 60/ 60 45/ 45 216/ 216 002 4.9/ 5.8 23.5/ 27.1 46.3/ 46.3 60/ 60 45/ 45 216/ 216 003 6.5/ 8.0 31.4/ 36.3 50.3/ 56.3 60/ 60 46/ 52 216/ 216 NO NO 1187 87 2254 54 1 1 28. 28 88 169 169 1 1 11.55 8. 8 88 002+002
