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Carrier WeatherMaker 50A020-060, Руководство по установке

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34

Table 10 — MS/TP Wiring Recommendations

LEGEND

SPECIFICATION

RECOMMMENDATION

CABLE

Single twisted pair, low capacitance, CL2P, 22 AWG (7x30), TC foam FEP, plenum rated cable 

CONDUCTOR 

22 or 24 AWG stranded copper (tin plated) 

INSULATION 

Foamed FEP 0.015 in. (0.381 mm) wall 0.060 in. (1.524 mm) O.D. 

COLOR CODE 

Black/White 

TWIST LAY 

2 in. (50.8 mm) lay on pair 6 twists/foot (20 twists/meter) nominal 

SHIELDING 

Aluminum/Mylar shield with 24 AWG TC drain wire 

JACKET 

SmokeGard Jacket (SmokeGard PVC) 0.021 in. (0.5334 mm) wall 0.175 in. (4.445 mm) O.D. 
Halar Jacket (E-CTFE) 0.010 in. (0.254 mm) wall 0.144 in. (3.6576 mm) O.D. 

DC RESISTANCE 

15.2 Ohms/1000 feet (50 Ohms/km) nominal 

CAPACITANCE 

12.5 pF/ft (41 pF/meter) nominal conductor to conductor 

CHARACTERISTIC IMPEDANCE 

100 Ohms nominal 

WEIGHT 

12 lb/1000 feet (17.9 kg/km) 

UL TEMPERATURE RATING 

SmokeGard 167°F (75°C) 
Halar -40 to 302°F (-40 to 150°C) 

VOLTAGE 

300 Vac, power limited 

LISTING 

UL: NEC CL2P, or better 

AWG

—

American Wire Gage

CL2P

—

Class 2 Plenum Cable

DC

—

Direct Current

FEP

—

Fluorinated Ethylene Polymer

NEC

—

National Electrical Code

O.D.

—

Outside Diameter

TC

—

Tinned Copper

UL

—

Underwriters Laboratories

 Fig. 44 — UPC Open Controller

8

7

6

5

4

3

2

1

09

8

7

6

5

4

3

2

1

09

BACNET
BAUD RATE
DIP 

S

WITCHE

S

ADDRE

SS

ROTARY

S

WITCHE

S

POWER LED

RUN LED

ERROR LED

BACNET
CONNECTION
(BA

S

 PORT)

BT4

8

5

TERMINATOR

Tx2 LED

Rx2 LED

Tx1 LED

Rx1 LED

EIA-4

8

5

JUMPER

S

Содержание WeatherMaker 50A020-060

Страница 1: ...he unit and other safety precautions that may apply Follow all safety codes Wear safety glasses and work gloves Use quenching cloth for unbrazing operations Have fire extinguishers available for all brazing operations WARNING Before performing service or maintenance operations on unit turn off main power switch to unit Electrical shock could cause personal injury CAUTION Puron refrigerant R 410A s...

Страница 2: ...inate line of sight noise to the space Face the entrance of the return duct away from other adjacent units Acoustic Insulation Provide acoustic interior lining for first 20 ft of supply and return duct or until the first elbow is encountered The elbow prevents line of sight transmission in the sup ply and return ducts Install a double layer of 2 in low density quilted fiber glass acoustical pad wi...

Страница 3: ...twork Ducts passing through an unconditioned space must be in sulated and covered with a vapor barrier Outlet grilles must not lie directly below unit discharge The return duct must have a 90 degree elbow before opening into the building space if the unit is equipped with power exhaust To attach ductwork to roof curb insert duct approximately 10 to 11 in up into roof curb Connect ductwork to 14 ga...

Страница 4: ...ssory CRRFCURB005A00 is shipped disassembled 3 All roof curb parts are to be 14 ga galvanized steel 4 Units with electric heat must be installed with a 90 degree elbow on the supply duct prior to any supply take offs or branches 5 Dimensions in are in millimeters All other dimensions are in inches 48A2 A3 A6 A7 035 HIGH GAS HEAT ONLY ...

Страница 5: ...rt 2 Roof curb accessory CRRFCURB006A00 is shipped disassembled 3 All roof curb parts are to be 14 ga galvanized steel 4 Units with electric heat must be installed with a 90 degree elbow on the supply duct prior to any supply take offs or branches 5 Dimensions in are in millimeters All other dimensions are in inches ...

Страница 6: ... 2 Roof curb accessory CRRFCURB014A00 is shipped disassembled 3 All roof curb parts are to be 14 ga galvanized steel 4 Units with electric heat must be installed with a 90 degree elbow on the supply duct prior to any supply take offs or branches 5 Dimensions in are in millimeters All other dimensions are in inches ...

Страница 7: ...utside of part 2 Roof curb accessory CRRFCURB009A00 is shipped disassembled 3 All roof curb parts are to be 14 ga galvanized steel 4 Units with electric heat must be installed with a 90 degree elbow on the supply duct prior to any supply take offs or branches 5 Dimensions in are in millimeters All other dimensions are in inches ...

Страница 8: ...8 Fig 6 Base Unit Dimensions 50A2 A3 A6 A7020 035 ...

Страница 9: ...orator coil 4 Bottom ducts are designed to be attached to acces sory roof curb If unit is mounted on dunnage it is recommended that the ducts be supported by cross braces as done on accessory roof curb 5 Dimensions in are in millimeters All other dimen sions are in inches Operating weight includes largest indoor fan motor microchannel heat exchanger modulating power exhaust variable air volume uni...

Страница 10: ...10 Fig 8 Base Unit Dimensions 50A4 A5 A8 A9020 035 ...

Страница 11: ...oil 4 0 1219 Economizer side 6 0 1829 Heat side 4 0 1219 Filter access side 10 0 3048 for removal of evaporator coil 4 Dimensions in are in millimeters All other dimensions are in inches Operating weight includes largest indoor fan motor microchannel heat exchanger modulating power exhaust variable air volume units and variable frequency drive variable air volume units ...

Страница 12: ...7 444 42 31 1075 18 25 464 31 25 795 OPENING 45 44 1154 OPENING HOOD REMOVED DAMPER OPENING WITH HOOD WITH PANEL PANEL REMOVED VIEW A A NO POWER EXHAUST OR BAROMETRIC RELIEF INDOOR BLOWER ACCESS PANEL HEAT SECTION ACCESS PANEL MCHX COILS V F D OVERALL LIFTING SHIPPING DIM LIFTING POSITION BASE FRAME TYP 4 PLACES ECONOMIZER HOODS HOODS FIELD INSTALLED INCLUDED WITH UNIT 3 REQ D INDOOR MOTOR ACCESS ...

Страница 13: ...13 88 353 0 75 NPT LOW VOLTAGE 19 3 50 NPT FIELD POWER 89 6 97 177 0 13 20 335 3 5 12 130 0 12 93 328 3 150 47 3822 0 12 63 320 8 VIEW A A INDOOR BLOWER ACCESS PANEL HEAT SECTION ACCESS PANEL MCHX COILS V F D OVERALL LIFTING SHIPPING DIM LIFTING POSITION BASE FRAME TYP 4 PLACES ECONOMIZER HOODS HOODS FIELD INSTALLED INCLUDED WITH UNIT 3 REQ D INDOOR MOTOR ACCESS DOOR HINGED FILTER AUX CONTROL BOX ...

Страница 14: ...ANEL INDOOR BLOWER ACCESS PANEL CONDENSER COIL BOTH SIDES MAIN CONTROL BOX V F D V F D A A 3 50 89 NPT FIELD POWER 75 19 NPT LOW VOLTAGE LOW SOUND OUTDOOR FAN OPTION ONLY ALL FAN POSITIONS STANDARD OUTDOOR FAN HOOD REMOVED DAMPER OPENING WITH HOOD WITH PANEL PANEL REMOVED VIEW A A NO POWER EXHAUST OR BAROMETRIC RELIEF OVERALL LIFTING SHIPPING DIM LIFTING POSITION BASE FRAME TYP 4 PLACES ECONOMIZER...

Страница 15: ...ASE FRAME LIFTING POSITION OVERALL LIFTING SHIPPING DIM MAIN CONTROL BOX INSIDE BASE RAILS 1 375 35 DIA HOLE IN LIFTING LUG V F D V F D VIEW A A A A 3 50 89 NPT FIELD POWER SUPPLY AIR 75 19 NPT LOW VOLTAGE 73 12 1857 42 56 1081 20 18 513 2 10 53 82 02 2083 2 99 76 8 05 204 24 40 620 29 40 747 85 09 2161 311 28 7906 6 22 72 577 94 00 2388 91 50 2324 88 00 2235 49 53 1258 133 69 3396 88 24 TOP COVER...

Страница 16: ...nclude outdoor air hoods and filters indoor fan motor is not included Add indoor fan motor FIOPs and accesso ries for total operating weight 6 VAV motor weights include indoor motor VFD VFD transducer and associated wiring 7 Dimensions in are in millimeters All other dimensions are in inches 8 For side supply return applications a single return and supply ductwork connection is recommended for cov...

Страница 17: ...4 4 14 4 14 4 EVAPORATOR FAN Centrifugal Type Quantity Size in 2 20 X 15 2 20 X 15 2 20 X 15 2 20 X 15 Type Drive Belt Belt Belt Belt Nominal Cfm 8 000 10 000 11 000 12 000 Motor Hp 5 10 15 5 10 15 10 15 20 10 15 20 Motor Frame Size 184T 215T 254T 184T 215T 254T 215T 254T 256T 215T 254T 256T Motor Bearing Type Ball Ball Ball Ball Maximum Allowable Rpm 1200 1200 1200 1200 Motor Pulley Pitch Diamete...

Страница 18: ...y Size in 2 20 X 15 2 20 X 15 2 20 X 15 3 20 X 15 Type Drive Belt Belt Belt Belt Nominal Cfm 14 000 16 000 18 000 24 000 Motor Hp 15 20 25 15 20 25 20 25 30 25 30 40 Motor Frame Size 254T 256T 284T 254T 256T 284T 256T 284T 286T 284T 286T 324T Motor Bearing Type Ball Ball Ball Ball Maximum Allowable Rpm 1300 1300 1300 1200 Motor Pulley Pitch Diameter in 5 1 5 7 6 2 5 3 5 7 7 5 5 7 6 2 6 7 5 3 5 9 6...

Страница 19: ...d Coil 100 100 100 150 150 187 317 26 Cu Tube Cu Fin Cond Coil 263 263 263 370 370 512 751 677 OA Hood Crate Packaging Less Hoods Weight 45 45 45 45 45 45 45 45 Packaging Only Outdoor Air Hoods Filters included with unit 170 170 170 170 170 170 170 255 Hail Guards 73 73 73 73 73 146 146 219 Roof Curb 14 in 365 365 365 365 365 410 410 540 Double Wall 275 275 275 275 275 275 275 375 Humidi MiZer Coi...

Страница 20: ...227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 2227 4106 4106 4106 4106 4106 4106 INCHES 97 2 96 1 95 6 93 6 92 7 92 3 95 2 94 0 93 6 91 6 90 6 90 3 95 9 94 8 94 2 92 7 91 7 91 3 121 8 120 3 118 8 116 5 115 1 113 9 119 5 118 1 116 6 114 3 112 9 111 7 184 9 177 6 170 4 176 5 169 6 163 3 MM 2469 2441 2428 2379 2354 2344 2417 238...

Страница 21: ... DIAMETER in BUSHING DIAMETER in BELT QUANTITY P N BELT TENSION lb at 25 in 020 5 1 125 717 BK55 4 8 NONE 1 125 1B5V124 12 4 B 1 9375 BX56 8 10 1 375 924 2BK50 4 4 NONE 1 375 2B5V86 8 6 B 1 9375 2 BX50 8 15 1 625 1096 2B5V56 5 7 B 1 625 2B5V90 9 1 B 1 9375 2 5VX530 9 025 5 1 125 773 BK55 5 2 NONE 1 125 1B5V124 12 4 B 1 9375 BX56 8 10 1 375 962 1B5V60 6 1 H 1 375 1B5V110 11 1 B 1 9375 5VX570 11 15 ...

Страница 22: ...Wiring section on page 21 Low voltage wiring must be run in watertight conduit from the basepan to control box and through 7 8 in diameter hole provided in bottom of unit control box Field supplied strain re lief must be used going into the box After wiring is in control box make connections to proper terminals on terminal blocks see Field Control Wiring section on page 23 Routing Through Side of ...

Страница 23: ... also include time of day scheduling or use the scheduling routines built into the ComfortLink controls Install thermostat according to the installation instructions in cluded with accessory thermostat Locate thermostat assembly on a solid interior wall in the conditioned space to sense average tem perature Route thermostat cable or equivalent single leads of colored wire from subbase terminals th...

Страница 24: ...lected a similar color code should be adopted for the entire network At each system element the shields of the communication bus cables must be tied together If the communication bus is entirely within one building the resulting continuous shield must be connected to a ground at one point only If the communication bus cable exits from one building and enters another the shields must be connected t...

Страница 25: ...orts a switch input for remote occupancy signals This wiring can be connected to terminal TB6 terminal 1 and 3 Smoke Sensor Interface The ComfortLink controls include an optional factory installed return air smoke detector Remote alarm circuits can be wired to TB5 terminal 8 and 9 Fire Shutdown and Smoke Control The control supports interface to fire and smoke control systems and allows for the fo...

Страница 26: ...nges of hood sides being sure to cover mounting holes See Fig 28 6 Apply black seal strip provided to back of hood top mounting flange Seal strip of hood top mounting flange must press tightly against seal strip of hood side mount ing flanges See Fig 28 7 Attach gray foam strip provided to block off baffle on outer face of flange See Fig 29 8 Remove the screws on each end and along top of the out ...

Страница 27: ...affle to the Unit Fig 32 Correctly Assembled Bottom Filter Assembly Sizes 020 035 Only FILTER ASSEMBLY MOUNTING ANGLE FASTENED TO BOTTOM OF FILTER ASSEMBLY FLANGE POINTING DOWN FILTER ASSEMBLY MOUNTING ANGLE FASTENED TO BOTTOM OF FILTER ASSEMBLY FLANGE POINTING DOWN Fig 33 Correctly Assembled Bottom Filter Assembly Sizes 040 060 Only Fig 34 Flange and Mounting Angle Pointing Down FILTER TRACK MOUN...

Страница 28: ...inverter pressure transducer is locat ed behind the filter access door on the lower inner panel See Fig 41 A section of field supplied 1 4 in plastic tubing must be run from the high pressure tap on the differential pressure switch and connected to a field supplied tap in the supply air duct The tap is usually located 2 3 of the way out on the main supply duct Remove plug button in panel to route ...

Страница 29: ... 2 23 28 SIDE 1 42 62 J BOX R A S A NOTE Sizes 020 050 shown 2 power exhaust fans Size 060 has 3 power exhaust fans All unit sizes have the same size power exhaust NOTES 1 Unless otherwise specified all dimensions are to outside of part 2 Dimensions are in inches 3 On 50A4 A5 A8 A9 units accessory barometric relief or power exhaust must be mounted in the field supplied return ductwork Fig 40 Barom...

Страница 30: ...pically needed on system with Carrier Comfort Network CCN devices Plugged filter sensor Motormaster V low ambient head pressure control FIELD FABRICATED WIND BAFFLES In areas with prevailing winds of more than 5 mph and where temperatures drop below 32 F wind baffles must be field fabricated to ensure proper cooling cycle operation at low ambient temperatures with Motormaster V controls Baf fles a...

Страница 31: ...ot require baffles LEGEND UNIT SIZE 50A QUANTITY DIMENSION A IN MM 020 035 1 78 125 0 125 1984 3 036 050 2 78 125 0 125 1984 3 060 2 118 0 125 2997 3 MCHX Microchannel Heat Exchanger RTPF Round Tube Plate Fin Heat Exchanger SIZES 020 035 SIZES 036 050 AND 060 RTPF ...

Страница 32: ...municates using BACnet on an MS TP network segment communications at 9600 bps 19 2 kbps 38 4 kbps or 76 8 kbps Wire the controllers on an MS TP network segment in a daisy chain configuration Wire specifications for the cable are 22 AWG American Wire Gage or 24 AWG low capaci tance twisted stranded shielded copper wire The maximum length is 2000 ft Install a BT485 terminator on the first and last c...

Страница 33: ...ation Guide for specifications W221P 22227 25160PV CLP0520LC 24 AWG single twisted shielded pair low capacitance CL2P TC foam FEP plenum rated See MS TP Installation Guide for specifications W241P 2000F 82841 25120 OR RNET 4 conductor unshielded CMP 18 AWG plenum rated W184C 2099BLB 6302UE 21450 CLP0442 Fig 43 Side Return Duct Dimensions a48 8245 31 25 INSIDE RA 97 78 020 050 150 47 051 AND 060 IN...

Страница 34: ...3 6576 mm O D DC RESISTANCE 15 2 Ohms 1000 feet 50 Ohms km nominal CAPACITANCE 12 5 pF ft 41 pF meter nominal conductor to conductor CHARACTERISTIC IMPEDANCE 100 Ohms nominal WEIGHT 12 lb 1000 feet 17 9 kg km UL TEMPERATURE RATING SmokeGard 167 F 75 C Halar 40 to 302 F 40 to 150 C VOLTAGE 300 Vac power limited LISTING UL NEC CL2P or better AWG American Wire Gage CL2P Class 2 Plenum Cable DC Direct...

Страница 35: ...35 Fig 45 Open System Network Wiring Fig 46 BT485 Terminator Installation BACnet SHIELD n c NET NET PORT S1 BACnet MS TP EIA 485 485 2WIRE BT 485 n c ...

Страница 36: ...right to discontinue or change at any time specifications or designs without notice and without incurring obligations Catalog No 04 53500233 01 Printed in U S A Form 50A 17SI Pg 36 3 19 Replaces 50A 16SI Carrier Corporation 2019 ...

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