Carrier 30GTN Product Data
Carrier 30GTN Product Data

Carrier 30GTN Product Data

Air-cooled reciprocating liquid chillers with comfort link controls 50 hz
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Product
Data
Air-Cooled Reciprocating
with ComfortLink™ Controls
Nominal Capacities: 50 to 400 Tons
ComfortLink control
Your link to a world of simple and easy to use
air-cooled chillers that offer outstanding
performance and value. The 30GTN,GTR,
GBN,GBR liquid chillers employ more than the
latest advanced microprocessor controls, they
utilize an expandable platform that grows as
your needs change. From stand-alone operation
to remotely monitored and operated multi-
chiller plants, ComfortLink controls can keep
you plugged in.
ComfortLink
communicating, and are cable ready for
connection to a Carrier Comfort Network
(CCN). Occupancy scheduling, temperature
and pressure read-outs, and the ComfortLink
scrolling marquee clear language display
compliment the standard features, linking you
to
a
30GTN,GTR,GBN,GBR chillers are built on
the legendary performance of the Carrier model
30G Flotronic™ chiller and share many of the
same time-proven features and technologies
providing easy operation, quick installation and
start-ups that save you money!
Superior temperature control equals
potential for greater productivity
Whether in the classroom, on the production
floor, or in the office, ComfortLink controls can
help you to adapt to changing weather and
business conditions. Accurate temperature
control provided by the Carrier ComfortLink
system helps to maintain higher levels of indoor
air quality, thermal comfort, and productivity
space.
While many air-cooled chillers use only
leaving
30GTN,GTR,GBN,GBR chillers utilize leaving
fluid temperature control with a standard
entering fluid temperature compensation.
1
30GTN,GTR,GBN,GBR
Liquid Chillers
127 to 1445 kW
are
world
of
carefree
comfort.
fluid
temperature
control,
50 Hz
fully
The
the

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Summary of Contents for Carrier 30GTN

  • Page 1 30GTN,GTR,GBN,GBR chillers are built on the legendary performance of the Carrier model 30G Flotronic™ chiller and share many of the same time-proven features and technologies providing easy operation, quick installation and start-ups that save you money!
  • Page 2 (EER [Energy is an ISO 9001 registered facility as are same system. Efficiency Ratio], COP [coefficient of many of Carrier’s other component and In some places facility managers performance], and IPLV [integrated part assembly plants throughout the world.
  • Page 3 Features/Benefits (cont) Quality Assurance MS ISO 9001 REG. NO. AR 0239 MS ISO 14001 CERT. NO. C003001129...
  • Page 4: Model Number Nomenclature

    - – Copper Tube, Aluminum Fins C – Copper Tube, Copper Fins Not Used *Refer to Unit Sizes and Modular Combinations below. UNIT SIZES AND MODULAR COMBINATIONS UNIT NOMINAL SECTION A SECTION B 30GTN,GBN TONS UNIT 30GBN UNIT 30GBN — — — — —...
  • Page 5 Physical Data – English 30GTN, GTR UNIT SIZE APPROX OPERATING WEIGHT (lb) Cu-Al 3916 4780 5453 6720 7135 8710 8840 Cu-Cu 4329 5197 6081 7445 7860 9660 9790 REFRIGERANT TYPE R-22 Charge (lb) Ckt A Ckt B COMPRESSORS Reciprocating, Semi-Hermetic...
  • Page 6 Physical Data – English (cont) 30GBN,GBR UNIT SIZE APPROX OPERATING WEIGHT (lb) Cu-Al 14,100 14,600 15,100 Cu-Cu 15,030 15,530 16,030 REFRIGERANT TYPE R-22 Charge (lb) Ckt A Ckt B COMPRESSORS Reciprocating, Semi-Hermetic Speed (rpm) 1450 (Qty) Ckt A (1) 275, (2) 299 (1) 275, (2) 299 (1) 275, (3) 299 (Qty) Ckt B...
  • Page 7 Physical Data – English (cont) 30GBN,GBR UNIT SIZE SYSTEM MODULES Total Total Total APPROX OPERATING WEIGHT (lb) Cu-Al 14,100 14,100 28,200 14,600 14,600 29,200 15,100 15,100 30,200 Cu-Cu 15,030 15,030 30,060 15,530 15,530 31,060 16,030 16,030 32,060 REFRIGERANT TYPE R-22 Charge (lb) Ckt A Ckt B...
  • Page 8 Physical Data – SI 30GTN,GTR UNIT SIZE APPROX OPERATING WEIGHT (kg) Cu-Al 1776 2168 2473 3055 3243 3960 4018 Cu-Cu 1972 2357 2758 3384 3573 4390 4450 REFRIGERANT TYPE R-22 Charge (kg) Ckt A 21.8 23.6 32.2 35.4 35.4 44.5 44.5...
  • Page 9 Physical Data – SI (cont) 30GBN,GBR UNIT SIZE APPROX OPERATING WEIGHT (kg) Cu-Al 6396 6625 6850 Cu-Cu 6816 7045 7270 REFRIGERANT TYPE R-22 Charge (kg) Ckt A 104.3 104.3 104.3 Ckt B 104.3 104.3 104.3 COMPRESSORS Reciprocating, Semi-Hermetic Speed (r/s) 24.2 (Qty) Ckt A (1) 275, (2) 299...
  • Page 10 Physical Data – SI (cont) 30GBN,GBR UNIT SIZE SYSTEM MODULES Total Total Total APPROX OPERATING WEIGHT (kg) Cu-Al 6396 6396 12792 6625 6625 13250 6850 6850 13700 Cu-Cu 6816 6816 13632 7045 7045 14090 7270 7270 14540 REFRIGERANT TYPE R-22 Charge (kg) Ckt A 104.3...
  • Page 11 Base unit dimensions — 30GTN,GTR050 NOTES: 1. Unit must have clearances for airflow as follows: – Do not restrict in any way. ENDS – [1524] 5 ft SIDES – [1829] 6 ft 2. Mounting holes may be used to mount unit to concrete pad. They are not recommended for spring isolator location.
  • Page 12 Base unit dimensions — 30GTN,GTR060,070 NOTES UNIT DIMENSIONS 30GTN,GTR “A” “B” 1. Unit must have clearances for airflow as follows: 3’-6 7/8” 4’-10 5/16” – Do not restrict in any way. ENDS – [1524] 5 ft [1090] [1481] SIDES – [1829] 6 ft 3’-7”...
  • Page 13 Base unit dimensions — 30GTN,GTR080,090 NOTES: 1. Unit must have clearances for airflow as follows: – Do not restrict in any way. UNIT DIMENSIONS ENDS – [1524] 5 ft 30GTN,GTR “A” “B” SIDES – [1829] 6 ft 5’-9 5/8” 3’-6”...
  • Page 14 Base unit dimensions — 30GTN,GTR100,110 NOTES: 1. Unit must have clearances for airflow as follows: – Do not restrict in any way. ENDS – [1524] 5 ft SIDES – [1829] 6 ft 2. Mounting holes may be used to mount unit to concrete pad. They are not recommended for spring isolator location.
  • Page 15 Base unit dimensions — 30GBN,GBR150-200, 300A/B-400A/B...
  • Page 16 Base unit dimensions — mounting weights (approximate) UNIT SIZE CONDENSER 30GTN,GTR COIL C-AL 1074 1182 1076 1095 C-AL 1269 1151 1238 1373 1255 1227 1342 C-AL 1508 1369 1226 1350 1664 1526 1383 1508 C-AL 1650 1730 1680 1660 1830...
  • Page 17 Base unit dimensions — mounting weights (approximate) (cont) UNIT SIZE CONDENSER 30GBN,GBR COIL C-AL 1261 2230 2230 1261 1353 2200 2200 1353 150, 300A/B 1377 2338 2338 1377 1467 2314 2314 1467 C-AL 1261 2230 2250 1350 1675 2275 2200 1353 175, 350A/B 1377...
  • Page 18: Application Data

    While most outdoor locations are suitable for 30GTN,GTR, contact your local Carrier representative. GBN,GBR units, the roof is a common site that presents a problem if roof has been pitched to aid in water removal.
  • Page 19 Fluid loop volume — The volume in circulation must equal or Minimum cooler flow (maximum cooler temperature rise) — The minimum cooler flow for standard units is exceed 3 gal. per nominal ton (3.25 L per kW) of cooling for shown in Minimum Cooler Fluid Flow Rates and Minimum temperature stability and accuracy in normal air-conditioning Loop Volume tables.
  • Page 20 47, read 0.95. High outdoor ambient chiller start-up and operation (fully loaded) is possible for standard 30GTN,GBN chillers at Corrected capacity = 0.95 x determined capacity ambient temperatures up to 125 F (52 C) at nominal voltage. In = 0.95 x 112.6...
  • Page 21 Chilled water flow (40% solution) = 1.15 x 11.1 = 12.8 L/s Correct cooler pressure drop — On cooler pressure drop correction curve on this page, read 1.33. On cooler pressure drop curve on page 49, for 12.8 L/s, read pressure drop of 24 kPa. The pressure drop for 40% solution = 1.33 x 24 = 31.92 kPa.
  • Page 22 Remote on-off control may be applied by hard-wired connection (see Controls and Troubleshooting literature) or by connection to a Carrier Comfort Network (CCN). Part-wind start This is not generally required on 30GTN,GBN chillers due to use of multiple compressors allowing smaller electrical load increments, available required.
  • Page 24 Selection procedure — English (with 30GTN example) NOTE: The Carrier electronic catalog provides quick, easy Interpolate between 45 F and 46 F to find determined capacity computer selection of Carrier chillers. The catalog is and power input at corrected LCWT (45.3 F). Values are: available from your local Carrier representative.
  • Page 25: Performance Data

    Selection procedure – English and SI Performance data PART LOAD DATA, 50 Hz UNITS PERCENT DISPLACEMENT — SEQUENCE A CAPACITY 30GTN,GTR,GBN,GBR STEPS 150,300A/B 175,350A/B 200,400A/B PART LOAD DATA, 50 Hz UNITS PERCENT DISPLACEMENT — SEQUENCE B CAPACITY 30GTN,GTR,GBN,GBR STEPS 150,300A/B...
  • Page 26 Performance data (cont) COOLING CAPACITIES - ENGLISH CONDENSER ENTERING AIR TEMPERATURE (F) UNIT SIZE LCWT 30GTN,GTR Cooler Cooler Cooler Cooler Cooler Input Input Input Input Input GBN,GBR Cap. Flow Cap. Flow Cap. Flow Cap. Flow Cap. Flow Rate Rate Rate...
  • Page 27 4. When chilled water temperature rise is less than 5 F, high flow rate will normally be accompanied by an excessive pressure drop. In such cases, contact your Carrier representative for special selection of a cooler with wider baffle spacing.
  • Page 28 Performance data (cont) COOLING CAPACITIES – SI CONDENSER ENTERING AIR TEMPERATURE (C) UNIT SIZE LCWT 30GTN,GTR Cooler Cooler Cooler Cooler Cooler Input Input Input Input Input GBN,GBR Cap. Flow Cap. Flow Cap. Flow Cap. Flow Cap. Flow Rate Rate Rate...
  • Page 29 4. When chilled water temperature rise is less than 3 C, high flow rate will normally be accompanied by an excessive pressure drop. In such cases, contact your Carrier representative for special selection of a cooler with wider baffle spacing.
  • Page 30: Electrical Data

    Electrical data UNIT ELECTRICAL DATA UNIT VOLTAGE UNIT MOCP 30GTN,GTR, Supplied Fuse Size V-Hz GBN,GBR (3 Ph) 400-50 400-50 400-50 400-50 400-50 400-50 400-50 400-50 400-50 400-50 300A 400-50 300B 400-50 350A 400-50 350B 400-50 400A 400-50 400B 400-50 CONTROL CIRCUIT...
  • Page 31 Electrical data (cont) CONDENSER FAN DATA UNIT SIZE 30GTN,GTR NOMINAL VOLTAGE CONDENSER FAN GBN,GBR (V-Ph-Hz) TOTAL (Quantity) FLA (ea) 400-3-50 400-3-50 400-3-50 400-3-50 400-3-50 400-3-50 400-3-50 400-3-50 400-3-50 400-3-50 300A 400-3-50 300B 400-3-50 350A 400-3-50 350B 400-3-50 400A 400-3-50 400B...
  • Page 32 Controls Microprocessor starts. Lag compressors in a circuit would also be started to The ComfortLink™ microprocessor controls overall unit maintain even wear factors. Either circuit can be set to operation. Its central executive routine controls a number of always lead, if desired. processes simultaneously.
  • Page 33 (or unload) in an order that balances Default settings each circuit’s compressor run To facilitate quick start-ups, all 30GTN,GTR,GBN,GBR time (depending upon configuration). When no further cooling is chillers with ComfortLink™ controls are pre-configured with called for (in each compressor circuit), EXV closes and a default setting that assumes stand-alone operation compressor and fans continue to run while pumping down cooler.
  • Page 34 Typical piping and wiring — 30GTN,GTR050-110, GBN,GBR150-200...
  • Page 35 Typical piping and wiring — 30GBN,GBR300-400...
  • Page 36: Guide Specifications

    2. Tubes shall be internally enhanced seamless-copper Size Range: 50 to 400 Tons (176 to 1408 kW) Nominal type rolled into tube sheets. Carrier Model Number: 30GTN,GTR,GBN,GBR 3. Equipped with flange type fluid connections. Part 1 — General 4. Shell shall be insulated with -in.
  • Page 37 2. Safeties: J. Motors: a. Unit shall be equipped with thermistors and all 1. Compressor motors shall be cooled by suction gas necessary components in conjunction with the passing around motor windings. control system to provide the unit with the 2.
  • Page 38 Carrier A United Technologies Company Carrier International Sdn. Bhd., Malaysia Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

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