Résumé du contenu de la page N° 1
30XA080-350
Remote Cooler Accessory
60 Hz
Installation Instructions
Part Numbers 00EFN900003000A, 00EFN900003100A
CONTENTS The application is limited to the following constraints:
• Operating chilled water temperature is between 40 and 55 F
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . 1
(4.4 and 12.8 C). When the remote cooler is applied, the
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
cooler heaters will not function, so it is cri
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Table 2 — Accessory Package Contents ACCESSORY PACKAGE ITEM NO. DESCRIPTION PART NO. QTY PART NO. 1 1 Economizer shutoff valve - 1 / in. (29 mm) 00PPG000023501A 2 8 3 2 Liquid line shutoff valve - 1 / in. (35 mm) EP71BA393 2 8 200 ft 3 5 Wire jacketed cable RM02EJ200 (61 m) 4 Cable assembly 32GB404694 5 5 Junction box HX30FZ001 2 6 Junction box cover HX38ZZ001 2 7 M6 Screws 00PPN500000302A 8 00EFN900003000A 1 8 Cooler pipe flange - 3 / in. (79 mm) 00PSN500091400A 2 8 10 Flex connector flange -
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INDOOR LOCATION LEGEND 30X A SUCTION SERVICE ............ Liquid Line VALVE Economizer Line Suction Line a30-4509 REMOTE COOLER ECONOMIZER Fig. 1 — 30XA Unit and Cooler Level, Piping Parallel (Single Circuit Shown) INDOOR LOCATION SUCTION 30XA SERVICE 15 FT MAX VALVE LEGEND ............ Liquid Line Economizer Line Suction Line REMOTE COOLER ECONOMIZER a30-4510 Fig. 2 — 30XA Unit and Cooler Level, Piping Elevated (Single Circuit Shown) 30X A INDOOR LOCATION
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SPTs throughout the removal and remote installation processes, INSTALLATION as the SPTs are an important part of the remote installation. 6. Disconnect the electronic expansion valve (EXV) cables from the EXVs at each economizer. Make sure to label Shut off all power to this equipment prior to installation. cables as they are removed. See Fig. 6. There may be more than one disconnect switch. Tag all NOTE: The 30XA080 units do not utilize an economizer. disconnect locations to alert others not to
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Table 4A — Refrigeration Line Sizes (English) DOUBLE SUCTION RISERS COOLER CONDENSER ECONOMIZER SUCTION LINE 30XA LIQUID LINE LIQUID LINE LINE Circuit A Circuit B UNIT Circuit A Circuit B Riser A Riser B Riser A Riser B Circuit A Circuit B Circuit A Circuit B Circuit A Circuit B SIZE (in.) (in.) (in.) (in.) (in.) (in.) (in.) (in.) (in.) (in.) (in.) (in.) 1 1 5 5 5 5 1 1 1 1 080 3 / 3 / 1 / 2 / 1 / 2 / 1 / 1 / 1 / 1 / —— 8 8 8 8 8 8 8 8 8 8 1 1 5 5 5 5 1 1 1 1 7 7 090 3 / 3 / 1 / 2 / 1 / 2 /
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117-3/4 (2991) 52-1/4 (1327) 13/16 (20) 21-1/32 1/2 8-9/32 (534) (13) (210) DETAIL A SCALE 2:1 52-1/4 TYP 6 PLACES (1327) SIDE VIEW SEE DETAIL A 14-11/32 14-11/32 (364) (364) 18-21/32 (474) 14-11/32 (364) 57 52-1/4 (1447) (1327) a30-4512 BOTTOM VIEW NOTES: 1. Measurements are shown in inches (millimeters). 2. Recommended service clearance around the cooler is 36 in. (914 mm). 3. Recommended cooler tube removal area (either end) is 109 in. (2769 mm). Fig. 4A — 30XA080-120 Cooler Dimensions 118-1
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119-9/32 (3030) 52-1/4 (1327) 13/16 (20) 25-1/16 11-3/16 (636) (284) 1/2 (13) DETAIL A SCALE 2:1 52-1/4 TYP 6 PLACES (1327) SIDE VIEW SEE DETAIL A 18-3/8 18-3/8 22-11/16 (466) (466) (576) 18-3/8 (466) 57 52-1/4 (1448) (1327) a30-4514 BOTTOM VIEW NOTES: 1. Measurements are shown in inches (millimeters). 2. Recommended service clearance around the cooler is 36 in. (914 mm). 3 3. Recommended cooler tube removal area (either end) for 30XA180, 200 is 109 / in. (2779 mm). 8 5 4. Recommended cooler tu
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23-1/2 22-7/8 (598) (581) 7-7/8 30-3/8 (200) (770) SIDE VIEW END VIEW 7/16 (11) 7/8 (21) 6-1/2 (166) 5/8 (17) 29-3/8 (746) 2 x Ø 7/16 (11) 7/16 (12) TOP VIEW a30-4516 NOTES: 1. Measurements are shown in inches (millimeters). 2. Recommended service clearance around the economizer is 36 in. (914 mm). Fig. 5A — 30XA090-160 Economizer Dimensions 23-1/32 24-1/4 (585) (611) 7-7/8 30-3/4 (256) (781) SIDE VIEW END VIEW 7/16 (11) 2-1/4 7/8 8-3/4 (56) (21) (222) 29-3/8 5/8 (746) (17) 7/16 4 x Ø 7/16 (11)
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a30-4518 30 4518 9 SUCTION PRESSURE TRANSDUCER (HIDDEN) CUT 3 (ECONOMIZER SUCTION PRESSURE LINE) TRANSDUCER CUT 2 (HIDDEN) CUT 1 (COOLER CUT 4 (LIQUID LINE) LIQUID LINE) (SUCTION CUT 3 LINE) (ECONOMIZER LINE) CUT 1 (LIQUID LINE) MANUAL SHUTOFF VALVE CUT 2 (COOLER LIQUID LINE) CIRCUIT B ELECTRONIC COOLER EXPANSION SUCTION ENTERING CHILLED WATER VALVES (2) FLANGES CIRCUIT A LEAVING CHILLED WATER CIRCUIT A (CONT.) THERMISTORS ELECTRONIC CHILLED WATER MANUAL SH
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cooler and the 30XA base unit with the field-supplied Remote Cooler and Economizers Installa- steel suction line. See Fig 11. Follow good piping tion — Install the cooler and economizers in a remote practices to install field-supplied steel suction line piping location by following this procedure: between the cooler and the flex connector at the 30XA NOTE: Throughout the Remote Cooler and Economizers base unit. Installation steps, the two accessory package part no. When field-supplied flanges an
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12. Using the accessory-supplied M6 screws (3000A or 20. To reconnect the suction pressure transducers (SPT), 3100A: Item 6), install the accessory-supplied junction locate the SPT plugs for circuits A and B, and cut the box (3000A or 3100A: Item 5) at the desired location leads where they can be conveniently spliced in the where the entering and leaving water thermistor cables installed junction box at the 30XA base unit. Label the can be conveniently spliced. One or two knockouts can leads “SP
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Table 6 — Materials Required for Steel Piping Flange Connections COOLER PIPE FLANGE CONNECTION FLEX CONNECTOR FLANGE CONNECTION UNIT SIZE Circuit A Circuit B Circuit A Circuit B 140 Field supplied: N/A* Accessory supplied: N/A* ASME B16.9 Stub End 4 in. Flex Connector Flange (102 mm) (3000A: Item 10), Flex Connector Flange Accessory supplied: O-ring Compressor Flange Gasket (3000A: Item 13) (3000A: Item 15), Loose Pipe Flange (3000A: Item 11) 160 Field supplied: N/A* Accessory supplied: N/A* AS
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Table 6 — Materials Required for Steel Piping Flange Connections (cont) COOLER PIPE FLANGE CONNECTION FLEX CONNECTOR FLANGE CONNECTION UNIT SIZE Circuit A Circuit B Circuit A Circuit B 280 Field supplied: Field supplied: Field supplied: Accessory supplied: ASME B16.9 Stub End 4 in. ASME B16.9 Stub End 4 in. ASME B16.5 Class 600 Flex Connector Flange (102 mm) (102 mm) Flange 4 in. (102 mm) (3100A: Item 13), Flex Connector Flange Accessory supplied: Accessory supplied: Accessory supplied: O-ring
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COOLER LIQUID LINE (ECONOMIZER TO COOLER) PRESSURE RELIEF VALVES (FIELD- SUPPLIED) 30XA ECONOMIZER LINE FLANGE CONNECTION MANUAL SHUTOFF VALVE LIQUID LINE (30XA TO ECONOMIZER) FLANGE CONNECTION COOLER SUCTION LINE MANUAL SHUTOFF VALVE a30-4519 ECONOMIZER NOTE: All shaded piping is field supplied and installed. Fig. 7 — Line Piping and Connections (1 Circuit Shown) LOOSE PIPE FLANGE (ACCESSORY-SUPPLIED) TO 30XA A B O-RING (ACCESSORY-SUPPLIED) RED . T
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a30-4521 Fig. 10 — Unbolt Portion Between Flex Connector and Cooler (30XA140, 160: Circuit A and 30XA180-350: All Circuits) 22.5° 45.0° 7-7/8 (200) 8-1/2 (215.9) EXISTING FLANGE ASME B16.9 1 EXTRA HOLE M16 ON FLEX 8 HOLES 1 (25) STEEL STUB END CONNECTOR AT a30-4523 EQUALLY SPACED (FIELD-SUPPLIED) 30XA BASE UNIT NOTES: 1. Measurements are shown in inches (millimeters). 2. Accessory-supplied flanges and gaskets connecting to the flex connector: extra hole has been factory-drilled and tapped. See
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EWT EWT LWT LWT JUNCTION BOX (ACCESSORY- SUPPLIED) MAIN BASE 5-WIRE CABLE (ACCESSORY-SUPPLIED) STRAIN RELIEF BOARD (FIELD-SUPPLIED) CONDUIT EWT (FIELD-SUPPLIED) LWT a30-4508 Fig. 14 — Typical Junction Box Connections (EWT and LWT Thermistors Shown) a30-4524 LEGEND DPT — Discharge Pressure Transducer LWT — Leaving Water Temperature OAT — Outdoor Air Temperature SPT — Suction Pressure Transducer Fig. 13 — Thermistor Connections Copyright 2007 Carrier Corporatio
