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Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.

POW

R SO

CES

Y BE

CAU

DAMA

WIRING DIAGRAMS

DCC300* 208-230, 460, 575 / 3 / 60 2 SPEED

0140L04764-A

CC1

CMC1

CC2

CMC2

1
2
3
4

1
2

1
2
3
4

1
2

AUX2-I
OCC
E-GND

EXH1
AUX1-O

Y2-I
Y2-O
Y1-I

C
R

Y1-O

1
2

MAT
MAT

1
2

OAT
OAT

1
2

S-BUS
S-BUS

1
2
3

1
2
3
4

IAQ 2-10

IAQ COM

IAQ 24V

ACT COM

ACT 24V

GRD
LUG

MAS

OD ENTH

ECON

ACT

ECON PLM

ECON MODULE

ECON

PLF

ECON SHRT
PLM

PLM 3

PLF 3

CCR1

TB3

SUPPLY (LINE)

VOLTAGE

24 VAC

TR1

CONTROLS DIAGRAM

DCC300***(3,4,7) V

2SPD EM

EBTDR

(NO)

(NC)

COM

XFMR-R

XFMR-C

SPEEDUP

HPS1

LPS1

HPS2

LPS2

CCR2

FM1

FM2

-t°

LAR

LAM2

LAT

LA CMC

-t°

LAM1

CMR

W H

W 2

TB1

FIELD

CONTROL

WIRING

CLASS 2

HEAT PLF

W H

1. REPLACEMENT WIRE MUST BE SAME SIZE AND TYPE OF

INSULATION AS ORIGINAL (USE COPPER CONDUCTORS ONLY).

2. IF OPTIONAL ECONOMIZER IS INSTALLED, REMOVE ECON SHRT

PLM AND CONNECT ECON PLM TO ECON PLF.

3. TB3 LOW VOLTAGE TERMINAL BLOCK.4 TERMINALS FOR 24VAC

PWR (RD,BK,BR WIRE) AND 6 TERMINALS FOR 24VAC COM (BL WIRE).

4. CONNECTIONS SHOWN ARE FOR 1-STAGE HEAT OPERATION.

WHEN 2-STAGE OPERATION IS REQUIRED REMOVE WH JUMPER WIRE

CONNECTING W2 TO W1 ON TB1.

5. IF OPTIONAL SMOKE DETECTOR IS INSTALLED, REMOVE RD JUMPER

WIRE CONNECTING S1 TO S2 ON TB1 AND MAKE THE FOLLOWING WIRE

CONNECTIONS: RD WIRE TO S1,BR WIRE TO TB3 (24V/PWR),BL WIRE

TO TB3 (24V/COM).

NOTES:

BL BR W H

EBTDR RELAY ENERGIZES 7 SEC AFTER 24VAC IS APPLIED TO "G". THE RELAY DE-ENERGIZES
65 SEC AFTER 24VAC IS REMOVED FROM "G".

EBDTR RELAY DELAYS WILL DECREASE TO APPROX 3-5 SEC
WHEN "SPEEDUP" IS SHORTED TO "C".

IF LOW AMBIENT KIT IS INSTALLED, CONNECT GY WIRE FROM LAM2-3
TO CMR-4. ALSO CONNECT BL COM WIRES FROM LAT-T6 AND LAM2 -2
TO TB3 (24V COM).

ECON OPTION

LOW AMB

OPTION

PU YL

BC2

LOW SPEED

BC1

HIGH SPEED

BR2

BR1

W H

THERMOSTAT WIRING

TB1

2 STAGE COOLING

STAT

SEN2

SEN1

AUX B

AUX A

SENSOR 1

SENSOR 2

SMOKE DETECTOR

SMK DET

OPTION

24
V
A

PLF

PLM

PLF

PLM

PLF

PLM

PLF

PLM

LAT ON/OFF TIME SETTINGS :
ON -TIME (LEFT COLUMN) : 2,8 = ON

OFF -TIME (RIGHT COLUMN) : 8 = ON

ALL OTHER DIP SWITCHES = OFF

Содержание DCC180 Series

Страница 1: ...s manual Our continuing commitment to quality products may mean a change in specifications without notice DCC SERIES LIGHT COMMERCIAL PACKAGED HEATING AND COOLING UNIT 15 to 25 TON Index Replacement Parts 2 Safety Instructions 2 General Information 2 Unit Location 3 Clearances 5 Roof Curb Post Installation Checks 6 Roof Top Duct Connections 6 Rigging Details 6 Electrical Wiring 7 Circulating Air a...

Страница 2: ...R OTHER FLAMMABLE LIQUIDS OR VAPORS IN THE VICINITY OF THIS APPLIANCE WARNING ONLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL ADJUST SERVICE OR REPAIR HEREINAFTER SERVICE THE EQUIPMENT SPECIFIED IN THIS MANUAL SHOULD SERVICE THE EQUIPMENT THE MANUFACTURER WILL NOT BE RESPONSIBLE FOR ANY INJURY OR PROPERTY DAMAGE ARISING FROM IMPROPER SERVICE OR SERVICE PROCEDURES IF YOU SERVICE THIS UNIT YOU ASSU...

Страница 3: ...er should 1 Make notation on delivery receipt of any visible damage to shipment or container 2 Notify carrier promptly and request an inspection 3 In case of concealed damage carrier should be notified as soon as possible preferably within 5 days 4 File the claim with the following supporting documents a Original Bill of Lading certified copy or indemnity bond b Original paid freight bill or indem...

Страница 4: ... safe flat surface for service personnel should be provided As indicated on the unit s data plate a minimum clearance of36 toanycombustiblematerialisrequiredontheaccess side of the unit All combustible materials must be kept out of this area This 36 clearance must also be maintained to insure proper combustion air flow The combustion air intake must not be blocked for any reason including blockage...

Страница 5: ...cted using industry guidelines The duct work must be placed into the roof curb before mounting the package unit Our full perimeter curbs include duct connection frames to be assembled with the curb Cantilevered type curbs are not available from the factory Curb insulation cant strips flashing and general roofing material are furnished by the contractor The curbs must be supported on parallel sides...

Страница 6: ...SSIBLE EQUIPMENT DAMAGE PROPERTY DAMAGE PERSONAL INJURY OR DEATH THE FOLLOWING BULLET POINTS MUST BE OBSERVED WHEN INSTALLING THE UNIT Unit must be lifted by the four lifting holes located at the base frame corners Lifting cables should be attached to the unit with shackles The distance between the crane hook and the top of the unit must not be less than 60 Two spreader bars must span over the uni...

Страница 7: ...cables and other rigging equipment ELECTRICAL WIRING HIGH VOLTAGE DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH WARNING HIGH VOLTAGE TO AVOID PERSONAL INJURY OR DEATH DUE TO ELECTRICAL SHOCK DO NOT TAMPER WITH FACTORY WIRING THE INTERNAL POWER AND CONTROL WIRING OF THESE UNITS ...

Страница 8: ...at the point of distribution in accordance with the unit s data plate The unit must be electrically grounded in accordance with local codes or in the absence of local codes with the latest edition of the National Electrical Code ANSI NFPA 70 A ground lug is provided for this purpose Size grounding conductor in accordance with Table 250 95 of the National Electrical Code Do not use the ground lug f...

Страница 9: ...ions packaged with the thermostat 3 Use 18 AWG wire for 24V control wiring runs not exceeding 75 feet Use 16 AWG wire for 24V control wiring runs not exceeding 125 feet Use 14 AWG wire for 24V control wiring runs not exceeding 200 feet Low voltage wiring may be National Electrical Code NEC Class 2 where permitted by local codes 4 Route thermostat wires from sub base terminals to the unit Control w...

Страница 10: ...recheck for wiring errors or obstructions in or near the blower motors Duct covers must be removed before operating unit The Startup Adjustments and Checks procedure provides a step by step sequence which if followed will assure the proper startup of the equipment in the minimum amount of time Air balancing of duct system is not considered part of this procedure However it is an important phase of...

Страница 11: ... must not exceed the service factor stamped on the motor nameplate The total airflow must not be less than that required for operation of the electric heaters or the furnace If an economizer is installed check the unit operating balance with the economizer at full outside air and at minimum outside air Upon completion of the air flow balancing we recommend replacing the variable pitched motor shea...

Страница 12: ...g drive Recheck set screws and belt tension after 24 hours service NOTE Future adjustments should be made by loosening the belt tension and increasing or decreasing the pitch diameter of the sheave by half or full turns as required Readjust belt tension before starting drive C B VL VM NOTE Do not operate sheave with flange projecting beyond the hub end REFRIGERATION SYSTEM The unit is equipped wit...

Страница 13: ...mperature drops too low For 25 ton models The 25 ton units are equipped with a control that shuts off one condenser fan when the outdoor temperature is 44 F or below This is to assist low ambient cooling down to 24 An optional Low Ambient kit LAKT05 is required below 24 which will enable reliable cooling to occur to a minimum ambient temperature of zero F It is recommended that all single speed mo...

Страница 14: ...AIR FILTER INSTALLED IN THE RETURN AIR SYSTEM Every application may require a different frequency of replace ment of dirty filters Filters must be replaced at least every three 3 months during operating seasons Dirty filters are the most common cause of inadequate heating or cooling performance Filter inspection should be made at least every two months more often if necessary because of local cond...

Страница 15: ... 9570 4 08 9197 3 82 8702 3 51 0 6 9038 3 82 8460 3 46 7949 3 14 0 8 8171 2 93 7630 3 70 7068 2 79 1 0 7901 2 85 7203 3 42 1 2 7344 4 35 DCC240 STANDARD BELT DRIVE includes 2 speed models at high speed ESP In H2O TURNS OPEN 0 1 2 3 4 5 6 DCC180 STANDARD BELT DRIVE includes 2 speed models at high speed ESP In H2O TURNS OPEN 0 1 2 3 4 5 6 CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP 0 2 1...

Страница 16: ...BHP CFM BHP CFM BHP CFM BHP CFM BHP 1 0 9090 5 79 8297 5 06 7479 3 62 1 2 8774 5 60 7914 4 83 6989 4 07 1 4 8471 5 43 7549 4 63 1 6 8209 6 14 7194 4 45 1 8 7967 6 02 6883 5 01 2 0 6594 4 87 DCC240 HIGH STATIC BELT DRIVE ESP In H2O TURNS OPEN 0 1 2 3 4 5 6 DCC180 HIGH STATIC BELT DRIVE ESP In H2O TURNS OPEN 0 1 2 3 4 5 6 CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP 0 6 11409 7 12 0 8 103...

Страница 17: ...URE DROP SCFM 4500 5000 5500 6000 6500 7000 7500 8000 8500 9000 9500 10000 In WG 0 15 0 18 0 22 0 27 0 32 0 37 0 42 0 48 0 55 0 61 0 69 0 76 Airflow Pressure Drop of Downflow Economizer for 15 to 25 Ton Rooftop Units 100 Return Air ...

Страница 18: ... 3 3 37 6 45 EHK4 31 34 6 3 3 52 8 60 EHK4 46 52 0 3 3 74 5 80 EHK4 60 69 3 3 3 78 8 90 26 4 35 EHK7 31 28 9 41 4 45 EHK7 46 43 4 59 5 60 EHK7 60 57 8 63 1 70 2 6 29 0 35 EHK7 31 28 9 2 6 44 6 45 EHK7 46 43 4 2 6 62 8 70 EHK7 60 57 8 2 6 66 3 70 57 6 Standard Belt Drive 3 00 4 20 28 8 43 2 57 6 28 8 43 2 57 6 DCC180XXX7B 575 3 60 9 0 78 0 9 0 78 0 3 0 33 0 67 Standard Belt Drive High Speed 3 00 4 ...

Страница 19: ...3 5 50 EHK4 31 34 6 51 5 60 EHK4 46 52 0 73 3 80 EHK4 60 69 3 77 6 90 EHK4 75 86 6 94 9 110 3 3 46 8 60 EHK4 31 34 6 3 3 55 6 60 EHK4 46 52 0 3 3 77 4 80 EHK4 60 69 3 3 3 81 7 90 EHK4 75 86 6 3 3 99 0 110 28 8 43 2 57 6 72 0 28 8 43 2 57 6 72 0 1 0 33 0 85 Standard Belt Drive 5 00 6 60 28 8 43 2 57 6 72 0 DCC240XXX4V 460 3 60 16 0 140 0 16 0 140 0 28 8 43 2 57 6 72 0 1 0 33 0 85 High Static Belt D...

Страница 20: ... 5 185 173 200 175 EHK3 75 54 1 72 0 150 173 7 2 6 5 185 207 200 225 53 1 70 EHK4 31 34 6 55 0 70 EHK4 46 52 0 76 8 80 EHK4 60 69 3 81 1 90 EHK4 75 86 6 98 4 110 3 3 56 4 70 EHK4 31 34 6 3 3 59 1 70 EHK4 46 52 0 3 3 80 9 90 EHK4 60 69 3 3 3 85 2 90 EHK4 75 86 6 3 3 103 110 53 8 70 EHK4 31 34 6 55 9 70 EHK4 46 52 0 77 6 80 EHK4 60 69 3 81 9 90 EHK4 75 86 6 99 2 110 3 3 57 1 70 EHK4 31 34 6 3 3 60 0...

Страница 21: ...MENSIONS B C D A B C D A VERTICAL DISCHARGE TOP VIEW 21 60 7 48 22 NOTE 15 20 ton models have 3 fans 25 ton models have 2 fans Model A B C D 15 Ton 20 Ton 133 1 2 88 7 32 50 9 32 5 5 32 25 Ton 133 1 2 88 7 32 53 9 32 5 5 32 ...

Страница 22: ...POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH Wiring is subject to change Always refer to the wiring diagram on the unit for the most up to date wiring WIRING DIAGRAMS DCC180 DCC240 208 230 460 575 3 60 1 SPEED APPENDIX D WIRING DIAGRAMS ...

Страница 23: ...UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH Wiring is subject to change Always refer to the wiring diagram on the unit for the most up to date wiring DCC180 DCC240 208 230 460 575 3 60 1 SPEED WIRING DIAGRAMS ...

Страница 24: ...unit for the most up to date wiring HIGH VOLTAGE DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH WIRING DIAGRAMS DCC180 DCC240 208 230 460 575 3 60 2 SPEED ...

Страница 25: ...UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH Wiring is subject to change Always refer to the wiring diagram on the unit for the most up to date wiring WIRING DIAGRAMS DCC180 DCC240 208 230 460 575 3 60 2 SPEED ...

Страница 26: ...ELAY BC EBTDR PLM OPTIONAL HIGH VOLTAGE BLOWERRELAY COMPRESSORCONTACTOR RELAY CCR COMPRESSORCONTACTOR CONDENSERMOTOR COMPRESSO R ECONO MIZER EVAPORATOR MOTOR HIGHPRESSURESWITCH LOW PRESSURESWITCH POWER DISTR IBUTIONBLOCK FEMALEPLUG CONNECTO R LOW VOLTAGE TERMINALBLOCK1 CONT ROL TRANSFOR MER LINEVOLTAGE 24VAC CC CM COMP ECON EM HPS LPS PB PLF TB1 TR1 COMPONENT LEGEND LOW VOLTAGE LIN E VOLTAGE FIELD...

Страница 27: ...IS UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH Wiring is subject to change Always refer to the wiring diagram on the unit for the most up to date wiring WIRING DIAGRAMS DCC300 208 230 460 575 3 60 1 SPEED ...

Страница 28: ...ECON PLM TO ECON PLF 3 TB3 LOW VOLTAGE TERMINAL BLOCK 4 TERMINALS FOR 24VAC PWR RD BK BR WIRE AND 6 TERMINALS FOR 24VAC COM BL WIRE 4 CONNECTIONS SHOWN ARE FOR 1 STAGE HEAT OPERATION WHEN 2 STAGE OPERATION IS REQUIRED REMOVE WH JUMPER WIRE CONNECTING W2 TO W1 ON TB1 5 IF OPTIONAL SMOKE DETECTOR IS INSTALLED REMOVE RD JUMPER WIRE CONNECTING S1 TO S2 ON TB1 AND MAKE THE FOLLOWING WIRE CONNECTIONS RD...

Страница 29: ...29 WIRING DIAGRAMS FOR MODELS WITH DDC CONTROLS For complete information and installation instructions for models with DDC controls see manual DK DDC TGD XXX ...

Страница 30: ...LAME SENSE PLM MALE PLUG CONNECTO R L1 L2 L3 T1 T2 T3 COMP 1 BM L1 L2 L3 T1 T2 T3 RD GY BL YL RD BL BK OR RD YL BK OR GY OR RD OR RD YL BK CCAS1 BC1 BC 2 CC1 PB CCH1 GR L1 L2 L3 GR 5 GND L2 L3 L1 L1 L2 L3 LINE VOLTAGE RD 7 L1 L2 L3 T2 T3 CB2 LOW SPEED L1 L2 L3 T1 T2 T3 CB1 HIGH SPEED L1 L2 L3 T1 T2 T3 RD BK RD BK OR LINE VOLTAGE TR1 4 2 3 BK OR RD OR BK BK RD OR OR OR K B Y G BK BK CF1 CF3 BR PU P...

Страница 31: ...ING DIAGRAM DCC 180 240 B DDC SPC TMP SUPPLY AIR TMP SPC HUM COMP PRESS 1 BLOWER STAGE 1 COMP PRESS 2 SPC SLIDE ADJ RMT STRT STP t 0140L05762 A NOTES 1 REPLACEMENT WIRE MUST BE SAME SIZE AND TYPE OF INSULATION AS ORIGINAL AT LEAST 105 C USE COPPER CONDUCTORS ONLY USE N E C CLASS 2 WIRE FOR ALL LOW VOLTAGE FIELD CONNECTIONS IF OPTIONAL SMOKE DETECTOR IS INSTALLED REMOVE RED JUMPER WIRE CONNECTIONS ...

Страница 32: ...TMP SUPPLY AIR TMP SPC HUM COMP PRESS 1 BLOWER STAGE 1 COMP PRESS 2 SPC SLIDE ADJ RMT STRT STP t 0140L05824 A NOTES 1 REPLACEMENT WIRE MUST BE SAME SIZE AND TYPE OF INSULATION AS ORIGINAL AT LEAST 105 C USE COPPER CONDUCTORS ONLY USE N E C CLASS 2 WIRE FOR ALL LOW VOLTAGE FIELD CONNECTIONS IF OPTIONAL SMOKE DETECTOR IS INSTALLED REMOVE RED JUMPER WIRE CONNECTIONS TB1 XS TO TB1 ES DISCHARGE AIR TEM...

Страница 33: ...7 B V DDC GR GREEN WIRE CODE BL BLUE PU PURPLE PK PINK WH WHITE BK BLACK RD RED BR BROWN OR ORANGE YL YELLOW GY GRAY BLOWER CONTACTOR BC COMPRESSOR CONTACTOR COMPRESSOR ECONOMIZER HIGH PRESSURE SWITCH POWER DISTRIBUTION BLOCK FEMALE PLUG CONNECTOR TERMINAL BLOCK 24V SIGNAL CC COMP ECON HPS PB PLF TB COMPONENT LEGEND CIRCUIT BREAKER CB GND BCS BLOWER CURRENT SWITCH CFS CLOGGED FILTER SWITCH DAT DIS...

Страница 34: ... tension and alignment per installation instructions Check refrigerant piping for rubbing and leaks Repair if necessary Check unit wiring to ensure it is not in contact with refrigerant piping or sharp metal edges Check all electrical connections and terminals Tighten as needed Verify that the crankcase heaters have been energized for 24 hours Verify the scroll compressor s are rotating in the rig...

Страница 35: ...r Amps Blower Amps Condenser Fan Amps ELECTRICAL Total External Static Pressure Blower Wheel RPM TEMPERATURES Outdoor Air Temperature Return Air Temperature Cooling Supply Air Temperature Discharge Circuit 1 Heating Supply Air Temperature PRESSURES Gas Inlet Pressure Gas Manifold Pressure Suction Circuit 1 Suction Circuit 2 Discharge Circuit 2 Superheat Orifice System Superheat Orifice System Subc...

Страница 36: ...36 2013 2015 2017 5151 San Felipe St Suite 500 Houston TX 77056 www daikincomfort com Our continuing commitment to quality products may mean a change in specifications without notice ...

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