2011-02 air-cooled scroll condensing units-range extension

1

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Air Cooled Scroll Condensing units-Range Extension

Thane has been supplying Air-cooler scroll condensing unit, models ACUS2-012M,ACUS2-028M and ACUS3-042M with R22 refrigerants. As a range extension up to 90TRcapacity 3 new models are added nos ACUYS2-052, ACUYS2-070, ACUYS2-090 with R22refrigerant & 6 new models ACUS2-012MR2, ACUS2-028MR2, ACUS3-042MR2,ACUYS2-052ER2, ACUYS2-070ER2, ACUYS2-090ER2 with R407C refrigerant.

Models from 12TR to 42TR are designed in modular cabinet construction & 52TR to 90TRare in tandem construction. Microprocessor controller introduced for enhanced features(digital display, alarms management, user-friendly etc.)

• Nomenclature of condensing units has been revised as per Annexure-I.

• Technical Specification of new units is given in Annexure-II.

• All condensing units will be provided with Microprocessor Controller with two line

LCD display. Room temperature will be displayed as default. The controller has

current transducer, overload protection based on current is provided for compressor

safety and inbuilt Single Phasing / Phase Reversal (SPPR) protection in the control

panel are standard feature of the condensing units.

• Modular Scroll condensing units from 12TR to 42TR are supplied with Bluestar

Controllers (Samcon make).

• Tandem Condensing units from 52TR to 90TR are supplied with Carel make

controller. These controllers provide BMS compatibility with optional additional cards.

Division : WADA MANUFACTURING Product: Air-Cooled Scroll Condensingunits

Ref: RD/IB-2011-02 Supersedes: Date: 24.08.11

INFORMATION BULLETIN

2

• All the sheet metal parts are made of G.I and are powder coated (pure polyester) in

broken white shade.

• Compressors have standard brazed connections at suction and discharge. ¼”

service valves are provided for evacuation and pressure readings on discharge and

suction lines.

• Interlock with the AHU to be connected in the controller terminals as shown in wiring

diagram.

• Main Electrical Isolator Switch is provided as standard feature in tandem condensing

units.

• General arrangement drawing is provided in Annexure-III

• Wiring diagram is provided in Annexure-IV

•••• Spares list is provided is per Annexure-V

Optional Features:

• ‘Pre-coated Fins’ (epoxy coated) can be offered for mildly corrosive coastal

environments.

• Special ‘Thermo guard’ coating can be offered for severe coastal and severe

industrial environments.

Enclosures:

1. Annexure I Nomenclature

2. Annexure II Technical Specification.

3. Annexure III General Arrangement Drawing.

4. Annexure-IV Wiring Diagram.

5. Annexure-V Spares list.

3

ANNEXURE – I

NOMENCLATURE

AAAA CCCC UUUU SSSS 2222 YYYY–––– XXXXXXXX XXXX R2R2R2R2

Air-cooled For R407c

Condensing M-ModularE-Extended Range

Unit Nominal CapacityIn TR.

Scroll

No of RefrigerantCircuits.

Tandem

4

ANNEXURE – II

Technical specifications: Modular Condensing Units - R407C

S.No DESCRIPTION UNITS ACUS2-012MR2

ACUS2-028MR2

ACUS3-042MR2

1 Nominal Cooling Capacity kW (TR) 38.7 (11) 87.9 (25) 131.9 (37.5)

2 Nominal DimensionsLength

mm(inch)

1120 2234 3355

Width mm(inch)

1147 1147 1147

Height mm(inch)

1685 1685 1685

3 Net Weight / Unit (Approx.) Kg. 260 624 936

4 Refrigerant R-407C

5 Power Supply V/PH/Hz 380 / 420V, 3Ph, 50Hz

6 Total Power Consumption kW 12.0 27.6 41.4

7 Compressor Type Hermetic Scroll Hermetic Scroll HermeticScrollQuantity No. 2 2 3

8 Condenser (Fin & TubeType) Qty.

No. 2 4 6

Tube Material Inner GroovedCopper Tube

Inner GroovedCopper Tube

Inner GroovedCopper Tube

Tube size (OD) Inch 3/8” 3/8” 3/8”

Face Area Sq.Mt.(Sq. ft)

1.86 (20 ) 3.72 (40 ) 5.57 ( 60 )

Rows Deep No 3 3 3

9 Condenser Fan MotorQty.

No. 1 2 3

Type T.E, PadMounted

T.E, PadMounted

T.E, PadMounted

Speed RPM 910 910 910

Full Load Current Amps 1.63 1.63 1.63

Power Kw (HP) 0.56 (0.75) 0.56 (0.75) 0.56 (0.75)

Class of Insulation F F F

10 Fan Blade Qty. No. 1 2 3

Dia. mm(Inch)

660 (26”) 660 (26”) 660 (26”)

11 Refrigerant Connections No. 2 Each 2 Each 3 Each

Liquid Line Size Inch 1/2” 5/8” 5/8”

Suction Line Size Inch 7/8” 1-3/8” 1-3/8”

Rating Conditions:The ratings are based on 7.2 OC (45 OF) evaporating and 35 OC condenser air-over temperature.

5

Technical specifications: Tandem Condensing Units - R-22

S.No DESCRIPTION UNITS ACUS2Y-052E

ACUS2Y-070E

ACUS2Y-090E

1 Nominal cooling cap kW (TR) 182.8 (52) 246.1 (70) 316.4 (90)

2 Nominal dim. length mm 2980 2980 2980

Width mm 2040 2040 2040

Height mm 2460 2460 2460


4 Refrigerant R-22

5 Power Supply V/PH/Hz 400V, 3Ph, 50Hz


7 Compressor Type Hermeticscroll

HermeticScroll

HermeticScroll

Qty No. 4 4 4

8 Condenser (Fin & Tube Type) Qty No. 4 4 4

Tube Material InnerGroovedCooper

InnerGroovedCooper

InnerGroovedCooper

Tube Size (O.D) mm 9.52 9.52 9.52

Face Area Sq. Mt.(Sq. Ft.)

8.24 (88.7) 8.24 (88.7) 8.24 (88.7)

Row Deep No. 2 3 4

9 Condenser Fan Motor Qty. No. 2 4 4


T.E, PadMounted

T.E, PadMounted

Speed RPM 910 910 910

Power kW (HP) 1.9 (2.5) 1.9 (2.5) 1.9 (2.5)

10 Fan Dia mm (inch) 915 (36) 915 (36) 915 (36)

Qty. No. 2 4 4


a) Suction Line Inch 1 5/8" 2-5/8" 2-5/8"

b) Liquid Line Inch 7/8" 1-1/8" 1-1/8"


6

Technical specifications: Tandem Condensing Units - R-407C

S.No DESCRIPTION UNITS ACUS2Y-052ER2

ACUS2Y-070ER2

ACUS2Y-090ER2

1 Nominal cooling cap kW (TR) 173.7 (49.4) 233.8 (66.5) 291.1(82.8)

2 Nominal dim. length mm 2980 2980 2980

Width mm 2040 2040 2040

Height mm 2460 2460 2460


4 Refrigerant R-407C

5 Power Supply V/PH/Hz 400V, 3Ph, 50Hz


7 Compressor Type Hermeticscroll

HermeticScroll

HermeticScroll

Qty No. 4 4 4

8 Condenser (Fin & Tube Type) Qty No. 4 4 4

Tube Material InnerGroovedCooper

InnerGroovedCooper

InnerGroovedCooper

Tube Size (O.D) mm 9.52 9.52 9.52

Face Area Sq. Mt.(Sq. Ft.)

8.24 (88.7) 8.24 (88.7) 8.24 (88.7)

Row Deep No. 3 3 4

9 Condenser Fan Motor Qty. No. 2 4 4


T.E, PadMounted

T.E, PadMounted

Speed RPM 910 910 910

Power kW (HP) 1.9 (2.5) 1.9 (2.5) 1.9 (2.5)

10 Fan Dia mm (inch) 915 (36) 915 (36) 915 (36)

Qty. No. 2 4 4


a) Suction Line Inch 1 5/8" 2-5/8" 2-5/8"

b) Liquid Line Inch 7/8" 1-1/8" 1-1/8"


7

ANNEXURE – VI

General Arrangement Drawings:Models : ACUS2-012MR2, ACUS2-028MR2, ACUS3-042MR2

8

Models: ACUS2Y-052E/052ER2, ACUS2Y-070E/070ER2, ACUS2Y-090E/R2

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9

ANNEXURE – VII

Electrical Wiring DiagramsModels: ACUS2-012M / 012 MR2

10

Models : ACUS2-028M / 028 MR2

11

Models : ACUS2-042M / 042 MR2

12

Models : ACUS2Y-052E / 052 ER2

No.

No.

60

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13

Models : ACUS2-070E / 090E / 070 ER2/ 090ER2

No.

No.

O/L1

O/L2

O/L3

O/L4

O/L5

14

ANNEXURE – VIII

Spares List

MODEL:- ACUS2-012MR2Sr.No. COMPONENT ITEM CODE Qty1 COMPRESSOR SCROLL- ZR81 KCE-TFD CMSCA675K3301 22 CRANKCASE HEATER FOR ZR81 HTFL-BL070004-00 23 FAN MOTOR- 3/4 HP, 3 PHASE, 910 RPM MOAC-F00902-00 14 FAN BLADE-26" DIA, 4 LOBES, 5/8" BORE DIA (AL) BFAX-ALF002-00 15 SHUT OF VALVE, BRASS-1/2", RATCHET OPER. VASF-01T001-00 26 FILTER DRIER UDK164/EK164 RCDR-048F002-00 27 VALVE ANGLE 1/4 IN X 1/4 IN FBAN-GT004-00 28 MOISTURE INDICATOR-1/2" RCMI-12001-00 29 LOW PRESSURE SWITCH-LCB_DA80 RCPR-LCB-DA80-00 210 HIGH PRESSURE SWITCH-450PSIG SPPC-T011-00 211 SUCTION ACCUMULATOR: 2/3 HP RCAC-HC00001-00 212 COND COIL-1-14FPI-3R MODULAR COCD1031436001 113 COND COIL-2-14FPI-3R MODULAR COCD1031436002 114 CONTROLLER 2 COMPR WITH MP EACOZ0170 1

Models : ACUS2-028MR2, ACUS2-042MR2Sr.No COMPONENT ITEM CODE

Qty-28MR2

Qty-42MR2

1 COMPRESSOR SCROLL - SZ185-4 CMSCB154L3201 2 32 CRANKCASE HEATER FOR SM/SZ185-4 HTFL-BL100005-00 2 33 FAN MOTOR- 3/4 HP, 3 PHASE, 910 RPM MOAC-F00902-00 2 34 FAN BLADE-26" DIA, 4 LOBES, 5/8" BORE DIA (AL) BFAX-ALF002-00 2 35 SHUT OF VALVE, BRASS-5/8, RATCHET OPERATED VASF-12T001-00 2 36 FILTER DRIER UDK305/DN305 RCDR-058F001-00 2 37 MOISTURE INDICATOR-5/8" RCMI-16001-00 2 38 LOW PRESSURE SWITCH-LCB_DA80 RCPR-LCB-DA80-00 2 29 HIGH PRESSURE SWITCH-450PSIG SPPC-T011-00 2 210 COND COIL-1-14FPI-3R MODULAR COCD1031436001 2 311 COND COIL-2-14FPI-3R MODULAR COCD1031436002 2 312 CONTROLLER 2 COMPR WITH MP EACOZ0170 1 013 CONTROLLER 3 COMPR WITH MP EACOZ0180 0 114 VALVE ANGLE 1/4 IN X 1/4 IN FBAN-GT004-00 4 6

15

Spares List

Models: ACUS2Y-052E / ER2

SrNo. DESCRIPTION ITEM CODE

Qty052E

Qty052ER2

1 COND COIL LH 48 TH66.5FL2R COCD-4021648000-00 2 0

2 COND COIL RH 48TH66.5FL2R COCD-4021648001-00 2 0

3 COND COIL LH- 66.5"FLx48"FHx3R X16 FPI COCD-4031648000-00 0 2

4 COND COIL RH- 66.5"FLx48"FHx3R X16 FPI COCD-4031648001-00 0 2

5 SURGE DRUM CAP 1 3/8 IN FTEC-BRC14001-00 2 2

6 COMPRESSOR SCROLL - SZ184-4 CMSCB154L3201 4 4

7 CRANKCASE HEATER SM/SZ185 HTFL-BL100005-00 4 4

8 7/8 IN BALL VALVE ABV7A VABA-13T001-00 2 2

9 FILTER DRIER-UDK 417 S RCDR-078F001-00 2 2

10 MOISTURE INDICATOR-7/8 ODF HMI-1TT7 RCMI-22001-00 2 2

11 LOW PRESSURE CONTROL -35 PSIG RCPR-LCB-DA80-00 2 2

12 HI PR SWITCH(SAGINO.)450 AUT SPPC-T011-00 2 2

13 Fan MOTOR-2.5 HP-910RPM HIND MOAC-025046-00 2 2

14 SPRING ISOLATORSCS82-640BLUE HASI-CS8264000 4 4

15 CAREL- PCO3 SET-SCROLL-4/SCRW-1 ECCO-CA007-00 1 1

Models: ACUS2Y-070E / ER2SrNo. DESCRIPTION ITEM CODE Qty1 Fan MOTOR-2.5 HP-910RPM HIND MOAC-025046-00 42 COND COIL LH- 66.5"FLx48"FHx3R X16 FPI COCD-4031648000-00 2

3 COND COIL RH- 66.5"FLx48"FHx3R X16 FPI COCD-4031648001-00 2

4 COMPRESSOR SCROLL - SY240-4 CMSCB144L3300 4

5 FILTER DRIER-EK/UDK 759 S RCDR-098F001-00 2

6 MOISTURE INDICATOR-SA19S 1-1/8 IN RCMI-28001-00 2

7 SOLENOID VALVE-EVR25 RCSL-EVR25-00 2

8 LOW PRESSURE CONTROL-35 PSIG RCPR-LCB-DA80-00 2

9 HI PR SWITCH(SAGINO.)450 AUT SPPC-T011-00 2

10 MOTOR-2.5 HP-910RPM HIND MOAC-025046-00 4

11 CAREL- PCO3 SET-SCROLL-4/SCRW-1 ECCO-CA007-00 1

12 SOLENOID COIL-EVR3/EVR6 RCSC-EVR3-00 2

13 36 IN FAN BIRD WING 5 BLADE BFAX-ALF003-00 4

14 SPRING ISOLATORSCS82-640BLUE HASI-CS8264000 4

15 CRANKCASE HEATER-130W-SY-300 HTFL-BL130007-00 4

16

Spares List

Models: ACUS2Y-090E / ER2SrNo. DESCRIPTION ITEM CODE

1 COND COIL 4R-48TH-66.5 FL-LH COCD-4041448000-00 2

2 COND COIL 4R-48TH-66.5 FL-RH COCD-4041448001-00 2

3 COMP-SCROLL-SY 300-4 CMSCB250L31201 4

4 CRANKCASE HEATER-130W-SY-300 HTFL-BL130007-00 4

5 FILTER DRIER-EK/UDK 759 S RCDR-098F001-00 2

6 MOISTURE INDICATOR-SA19S 1-1/8 IN RCMI-28001-00 2

7 SOLENOID VALVE-EVR25 RCSL-EVR25-00 2

8 LOW PRESSURE CONTROL-35 PSIG RCPR-LCB-DA80-00 2

9 HI PR SWITCH(SAGINO.)450 AUT SPPC-T011-00 210 MOTOR-2.5 HP-910RPM HIND MOAC-025046-00 4

11 CAREL- PCO3 SET-SCROLL-4/SCRW-1 ECCO-CA007-00 1

12 SPRING ISOLATORSCS82-640BLUE HASI-CS8264000 4

13 SOLENOID COIL-EVR3/EVR6 RCSC-EVR3-00 2

2011-02 air-cooled scroll condensing units-range extension

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