Carrier 30HR Series Product Data Download Page 19 | Manualshive

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COOLER PRESSURE DROP

NOTE: Ft of water = 2.31 x change in psig.

CONDENSER PRESSURE DROP

NOTE: Ft of water = 2.31 x change in psig.

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Summary of Contents for 30HR Series

Page 1: ...uid cooled 30HR units operational Condenserless 30HS units require the addition of a remote condenser The 30HR model is a packaged unit complete with cooler condensers compressors controls refrigerant and oil charge and internal piping and wiring The 30HS unit is a condens erless version of the basic 30HR shipped with a holding charge of refrig erant and specially designed for ap plications with r...

Page 2: ...iller is in dependent of cooling gpm L s It is a true droopless control Return temperature reset The control system is capable of han dling leaving fluid temperature reset based on return cooler temperature Because the change in temperature through the cooler is a measure of the building load the return temperature reset is in effect an average build ing load reset method All sensors re quired to ...

Page 3: ...substantial reduction in operat ing cost can be realized Suction cutoff unloading Un loading on 06E compressors eliminates unnecessary pumping of refrigerant gases during unloader operation This substantially reduces part load power consumption Liquid refrigerant subcooling Integral subcooler uses coldest condenser fluid to increase system capacity without extra horsepower CONTROL PANEL 1 Compress...

Page 4: ... safety switch Safety switch shuts compressor s off if the oil pressure drops below a safe operating point Protection against single phasing Manual reset magnetic trip cir cuit breakers protect the compressor motors against both overload and single phasing and eliminate potential problems before they become ser vice headaches Motor overtemperature protec tion Servicing dollars are saved because th...

Page 5: ...275 6275 A250 6275 A250 6275 F275 6299 F275 6299 F299 Capacity Control Steps see page 31 6 6 6 8 8 8 8 8 Circuit Split Capacity Ckt A 57 62 5 67 50 55 50 50 50 Ckt B 43 37 5 33 50 45 50 50 50 CONDENSER PART NO 09RP HR Ckt A 043 054 070 054 070 070 070 084 Ckt B 033 033 033 054 054 070 070 084 REFRIGERANT CONN in ODM Liquid Line HS Ckt A 7 8 11 8 11 8 11 8 11 8 11 8 11 8 11 8 Ckt B 7 8 7 8 7 8 11 8...

Page 6: ...D IPS Iron Pipe Size OD Outside Diameter Between tube sheets On part no 084 condensers data is for 3 pass only For 6 pass inlet and outlet connections are 21 2 inches Field welded flange with weld stub provided for all connections The 09RP084 has 2 inlet connections NOTES 1 The 21 2 in and 3 in condenser connections are equipped with slip on flanges bolted to the condensers and designed for field ...

Page 7: ...250 6275 A250 6275 F275 6299 F275 6299 F299 Capacity Control Steps see page 31 6 6 6 8 8 8 8 8 Circuit Split Capacity Ckt A 57 62 5 67 50 55 50 50 50 Ckt B 43 37 5 33 50 45 50 50 50 CONDENSER PART NO 09RP HR Ckt A 043 054 070 054 070 070 070 084 Ckt B 033 033 033 054 054 070 070 084 REFRIGERANT CONN in ODM Liquid Line HS Ckt A 7 8 11 8 11 8 11 8 11 8 11 8 11 8 11 8 Ckt B 7 8 7 8 7 8 11 8 11 8 11 8...

Page 8: ...S Iron Pipe Size OD Outside Diameter Between tube sheets On part no 084 condensers data is for 3 pass only For 6 pass inlet and outlet connections are 21 2 inches Field welded flange with weld stub provided for all connections The 09RP084 has 2 inlet connections NOTES 1 The 21 2 in and 3 in condenser connections are equipped with slip on flanges bolted to the condensers and designed for field weld...

Page 9: ...ge is equipped with a shutoff valve Temperature reset Leaving fluid temperature reset ac cessory board may be installed in chiller to provide reset of LCWT leaving chilled fluid temperature in constant fluid flow systems Three reset control options are from return fluid temperature space temperature and outdoor air temperature Demand limit control This control provides 2 demand limit steps 1 betwe...

Page 10: ... Mounting REG Regulatory SAE Society of Automotive Engineers U S A SCH 40 Schedule 40 Pipe NOTES 1 Allow 24 in in front of unit to fully open electric panel door 2 Shaded piping indicates accessory manifold fluid package available with weld connections for connections to stub of condenser fluid connec tions Sleeve coupling permits customer adjustment before welding 10 ...

Page 11: ... Mounting REG Regulatory SAE Society of Automotive Engineers U S A SCH 40 Schedule 40 Pipe NOTES 1 Allow 24 in in front of unit to fully open electric panel door 2 Shaded piping indicates accessory manifold fluid package avail able with weld connections for connections to stub of condenser fluid connections Sleeve coupling permits customer adjustment before welding 11 ...

Page 12: ...Y LEGEND ASA American Standards Association COMP Compressor COND Condenser CONN Connection KO Knockout MTG Mounting REG Regulatory SAE Society of Automotive Engineers U S A SCH 40 Schedule 40 Pipe NOTES 1 Allow 24 in in front of unit to fully open electric panel door 2 Shaded piping indicates accessory manifold fluid package available with weld con nections for connections to stub of condenser flu...

Page 13: ...ON V N Normal Air Conditioning 3 3 25 Process Type Cooling 6 to 10 6 5 to 10 8 Low Ambient Operation 6 to 10 6 5 to 10 8 NOTE Minimum condenser fluid flow based on 3 ft sec 0 9 m s to minimize condenser fouling Flow rates below 3 ft sec 0 9 m s may require more frequent tube cleaning Cooler and fluid cooled condenser temperature rise Ratings and performance data in this publication are for a cooli...

Page 14: ... multipliers FOULING FACTOR CORRECTION FOULING FACTOR COOLER CONDENSER English SI Cap Power Cap Power 0 0005 0 000088 0 995 1 000 0 990 1 005 0 001 0 000176 0 980 1 000 0 969 1 033 0 002 0 000352 0 908 1 098 Rating tables are based on 10 F 5 6 C DT in the cooler and 0 00025 ft2 hr F Btu 0 000044 m2 K W fouling factor in both cooler and con denser Also 10 F 5 6 C DT in condenser for 3 pass parallel...

Page 15: ...nerally required Strainers For 30HR units a strainer with a minimum of 20 mesh should be installed in both the cooler and condenser fluid inlet lines just ahead of the cooler and condenser and as close to the cooler and condenser as possible For 30HS units this recommendation applies only to the cooler Capacity correction antifreeze If unit or fluid lines connected to the unit are in an area where...

Page 16: ...right read 1 112 correction factor at 35 concentration Cooler Water Flow at corrected capacity kW x 239 DT 263 4 x 239 5 6 11 2 L s Cooler Water Flow 35 EG 1 112 x 11 2 12 5 L s IV Correct cooler pressure drop On Cooler Pressure Drop Correction curve at right read 1 28 correction factor at 35 concentration On Cooler Pressure Drop curve page 19 for 12 5 L s of water Pressure Drop 36 4 kPa For 35 EG...

Page 17: ... Cooler Water Flow 185 gpm Cooler Pressure Drop 10 6 ft Condenser Water Flow 229 3 gpm Condenser PressureDrop 10 0 ft SI NOTE Contact your local Carrier representative for a com puter selection based on the Reciprocating Chiller Selec tion program of Carrier s electronic catalog or follow the procedure below I Determine unit size and operating conditions required to meet given capacity at given co...

Page 18: ...e is less than 7 F 3 9 C the high flow rate will normally be accom plished by excessive pressure drop In these cases con tact your local Carrier representative for selection of a cooler with suitable baffle spacing Combining 30HS units with remote condensers which have greater than less than the 10 F 5 6 C subcooling in the ratings increases decreases system capacity To adjust capacity multiply ca...

Page 19: ...COOLER PRESSURE DROP NOTE Ft of water 2 31 x change in psig CONDENSER PRESSURE DROP NOTE Ft of water 2 31 x change in psig 19 ...

Page 20: ...8 141 6 359 2 22 66 11 6 34 6 449 4 28 35 10 4 31 1 12 7 16 4 LEGEND EER Energy Efficiency Ratio Capacity Btuh 4 Input Power W IPLV Integrated Part Load Value Rated in accordance with ARI Standard 590 92 NOTES 1 Rated in accordance with ARI Standard 590 92 at standard rating conditions 2 Standard rating conditions are as follows Cooler Conditions Leaving water temperature 44 F 6 7 C Entering water...

Page 21: ...6 4 132 6 327 2 412 8 160 163 6 132 4 392 4 477 1 159 6 138 0 382 8 471 3 155 6 143 5 373 2 465 5 151 5 148 7 363 5 459 5 070 48 0 79 5 55 9 190 9 226 6 77 4 58 7 185 7 223 4 75 2 61 6 180 6 220 2 73 0 64 4 175 3 216 9 080 88 1 63 7 211 4 252 1 85 8 67 0 206 0 248 9 83 5 70 2 200 5 245 6 81 2 73 3 194 9 242 2 090 97 2 72 0 233 2 279 3 94 8 75 7 227 5 276 0 92 4 79 1 221 7 272 6 89 9 82 6 215 7 269...

Page 22: ...171 3 129 0 142 5 309 4 165 9 116 9 155 7 280 4 157 2 160 166 5 136 2 399 3 201 7 153 6 153 6 368 4 193 3 145 0 164 2 347 8 187 5 132 0 178 6 316 7 178 3 070 48 0 80 3 55 3 192 7 94 6 73 5 64 3 176 4 90 1 68 8 69 8 165 0 86 8 61 5 77 1 147 6 81 5 080 88 4 63 7 212 1 104 8 81 2 73 7 194 9 100 3 76 2 79 7 183 0 96 9 68 6 87 8 164 6 91 3 090 97 5 72 1 234 1 116 2 89 9 83 1 215 7 111 4 84 6 89 8 203 1...

Page 23: ...1 125 3 080 71 7 72 1 171 8 67 4 76 7 161 5 63 0 80 9 150 9 58 5 84 5 140 3 090 79 7 81 1 191 0 75 1 86 2 179 9 70 4 90 8 168 7 65 6 94 9 157 2 100 90 8 91 0 217 4 85 6 97 1 205 1 80 3 102 6 192 3 74 9 107 6 179 4 110 96 9 101 4 232 1 91 5 107 7 219 1 85 9 113 4 205 8 120 104 9 107 7 251 3 99 3 114 7 237 8 93 6 121 2 224 1 87 7 126 9 210 0 140 127 7 129 4 305 9 120 7 137 5 289 2 113 6 145 0 272 2 ...

Page 24: ... 110 111 0 108 9 266 6 105 2 116 2 252 6 99 2 123 0 238 2 120 120 0 115 2 288 1 114 0 123 3 273 6 107 7 130 8 258 7 140 147 5 138 8 354 1 139 7 148 3 335 5 131 8 157 1 316 6 160 170 4 151 1 409 2 161 8 162 2 388 5 153 2 172 6 367 8 144 5 182 4 347 0 070 55 0 82 8 70 9 199 0 78 2 76 3 187 9 73 4 81 3 176 5 080 91 3 81 3 219 5 86 4 87 2 207 6 81 3 92 7 195 4 090 101 3 91 2 243 4 96 0 97 8 230 6 90 5...

Page 25: ... 13 1 080 297 4 64 6 12 8 15 4 283 2 70 2 12 2 15 0 268 6 75 4 11 6 14 6 090 328 4 73 0 14 1 17 1 313 1 79 2 13 5 16 7 297 7 85 0 12 8 16 3 100 374 4 80 0 16 1 19 4 357 7 87 2 15 4 18 9 340 3 94 1 14 6 18 5 110 400 8 88 2 17 2 20 8 383 3 95 9 16 5 20 4 365 0 103 1 15 7 19 9 120 426 9 96 4 18 4 22 3 408 7 104 5 17 6 21 8 390 0 112 1 16 8 21 4 140 517 8 119 6 22 3 27 1 494 0 129 0 21 3 26 5 469 8 13...

Page 26: ... 332 4 71 9 14 3 397 8 300 5 84 5 12 9 377 4 284 0 90 1 12 2 366 0 267 1 95 3 11 5 353 8 100 377 5 79 1 16 2 449 5 342 0 93 7 14 7 427 3 323 5 100 4 13 9 414 9 304 5 106 6 13 1 401 6 110 404 3 87 3 17 4 483 8 367 5 102 9 15 8 461 1 348 3 110 0 15 0 448 4 328 5 116 6 14 1 434 7 120 430 6 95 3 18 5 517 3 392 4 111 9 16 9 494 3 372 6 119 4 16 0 481 2 352 1 126 4 15 2 467 1 140 526 8 116 6 22 7 633 0 ...

Page 27: ...10 0 218 5 79 6 9 4 204 6 82 8 8 8 090 273 3 80 9 11 7 258 9 85 3 11 1 244 2 89 4 10 5 229 2 93 0 9 8 100 311 8 90 8 13 4 295 3 96 2 12 7 278 8 101 1 12 0 261 9 105 5 11 3 110 332 9 101 1 14 3 315 9 106 6 13 6 298 5 111 7 12 8 120 360 4 107 5 15 5 342 9 113 7 14 7 325 2 119 3 14 0 306 6 124 5 13 2 140 438 5 129 0 18 8 416 5 136 1 17 9 394 4 142 7 16 9 371 7 148 8 16 0 160 506 9 141 7 21 8 482 7 15...

Page 28: ...160 577 6 150 1 24 9 551 0 159 8 23 7 524 4 168 9 22 6 497 7 177 5 21 4 470 6 185 6 20 3 070 10 0 264 4 68 3 11 4 250 3 72 7 10 8 236 0 76 8 10 2 221 5 80 5 9 5 080 292 0 78 3 12 6 277 1 83 1 11 9 261 9 87 7 11 3 090 324 1 87 9 14 0 308 1 93 3 13 3 291 8 98 4 12 6 275 3 103 0 11 9 100 365 0 98 2 15 7 347 3 104 5 15 0 329 1 110 4 14 2 110 388 4 109 7 16 7 369 9 116 2 15 9 351 0 122 4 15 1 120 419 9...

Page 29: ... from disconnect switch 3 to each circuit For size 110 units the upper value is circuit A and lower value is circuit B For other size units the value given is per electrical circuit For all unshaded areas Only 1 power circuit is required with a single entrance Run 3 wires to unit to a single terminal block ICF Maximum Instantaneous Current Flow during starting the point in the compressor starting ...

Page 30: ...PLIED TEMPERATURE RESET TWO STAGE DEMAND LIMIT CONTACTOR COIL FOR CONDENSER FLUID PUMP OR FOR FAN MOTORS CONNECTIONS FOR EXTERNAL CARRIER COMFORT NETWORK CCN COMMUNICATIONS RS485 LEGEND C Common CR Control Relay J Jumper NO Normally Open OL Overload TB Terminal Block Field Wiring Factory Wiring REMOTE ALARM 30 ...

Page 31: ... reduction the control system will unload the unit in the reverse order of loading until the capacity nearly matches the load Each time the lead compressor in a cir cuit is cycled off the liquid solenoid valve and EXV will be closed for 10 seconds prior to compressor shutdown to clear the cooler of liquid refrigerant To stop unit move the RUN STANDBY switch to the STANDBY position Any refrigeratio...

Page 32: ...ED WATER 30HR 100 SHOWN FD Field Supplied Disconnect ST Starter Power Wiring Control Wiring Piping NOTES 1 Wiring and piping shown are general points of connection guides only and are not intended to be used for or to include all details of a specific installation 2 All wiring must comply with applicable local and national codes 3 All piping must follow standard piping techniques Refer to Carrier ...

Page 33: ...ted 5 Each compressor shall be factory equipped with an insert type crankcase heater to control oil di lution during shutdown 6 Motor speed shall not exceed 1750 rpm 29 2 r s 7 Equipped with electrically actuated suction cut off cylinder unloaders 8 Same manufacturer as chiller C Cooler 1 Shell and tube type with removable heads Seam less copper tubes shall be rolled into tube sheets 2 Single flui...

Page 34: ...s 1 Thermal overload 2 Pressure overload 3 Electrical overload through the use of con tactors and calibrated ambient compen sated magnetic trip circuit breakers Cir cuit breakers shall open all 3 phases in the event of either an overload in any one phase or a single phasing condition 3 Diagnostics a Diagnostic display module shall be capable of indicating the safety lockout condition by dis playin...

Page 35: ...Each compressor shall be factory equipped with an insert type crankcase heater to control oil di lution during shutdown 6 Motor speed shall not exceed 1750 rpm 29 2 r s 7 Equipped with electrically actuated suction cut off cylinder unloaders 8 Same manufacturer as chiller C Cooler 1 Shell and tube type with removable heads Seam less copper tubes shall be rolled into tube sheets 2 Single fluid pass...

Page 36: ...on 3 Diagnostics a Diagnostic display module shall be capable of indicating the safety lockout condition by dis playing a code for which an explanation may be scrolled at the display Protections included for display shall be 1 Compressor lockout 2 Loss of charge 3 Low fluid flow 4 Low oil pressure 5 Cooler freeze protection 6 High or low suction superheat 7 Thermistor malfunction b Unit control mu...

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