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ARAH STANDARD TYPE

AIR HANDLING UNIT Standard SPEC
Rep. No. ARAH - 150 ARAH - 200 ARAH - 250 ARAH - 300 ARAH - 350 ARAH - 400 ARAH - 450 ARAH - 500 ARAH - 550 ARAH - 600
Air volume ㎥/hr ㎥/min 9000 150 12000 200 15000 250 18000 300 21000 350 24000 400 27000 450 30000 500 33000 550 36000 600
Constant Pressure mmAq 80 80 80 80 80 80 80 80 80 80
Ventilator #DS QTY #3½ 1 #3½ 1 #4 1 #4 1 #4½ 1 #4½ 1 #5 1 #5 1 #5 1 #5½ 1
Electric Motor Kw 3.7 5.5 7.5 7.5 11 11 11 15 15 15
COOL ING COIL 4 Stan -dard Kcal/hr 45000 60000 77000 91000 110000 121000 142000 160000 162000 172000
Range " 20000 ~45000 48000 ~60000 65000 ~77000 79000 ~91000 98000 ~110000 109000 ~121000 130000 ~142000 148000 ~160000 150000 ~162000 160000 ~172000
6 Stan -dard " 62000 84000 105000 124000 147000 169000 176000 205000 226000 250000
Range " 46000 ~62000 61000 ~84000 78000 ~105000 92000 ~124000 120000 ~147000 122000 ~169000 143000 ~176000 165000 ~205000 163000 ~226000 173000 ~250000
8 Stan -dard " 75000 100000 120000 149000 175000 192000 215000 245000 273000 297000
Range " 63000 ~75000 85000 ~100000 106000 ~120000 125000 ~149000 148000 ~175000 170000 ~192000 177000 ~215000 210000 ~245000 227000 ~273000 255000 ~279000
HEA TING COIL 1 Stan -dard " 46000 60000 74000 89000 104000 120000 135000 150000 165000 180000
Range " 20000 ~46000 48000 ~60000 62000 ~74000 77000 ~89000 92000 ~104000 108000 ~120000 123000 ~135000 138000 ~150000 153000 ~165000 168000 ~180000
2 Stan -dard " 84000 112000 139000 167000 196000 224000 252000 280000 308000 336000
Range " 46000 ~84000 65000 ~112000 75000 ~139000 90000 ~167000 105000 ~196000 125000 ~224000 136000 ~252000 155000 ~280000 166000 ~308000 185000 ~336000
COIL Cross section ㎡ 0.93 1.24 1.54 1.85 2.16 2.47 2.78 3.09 3.4 3.7
QTY " 1 1 1 1 1 1 1 2 2 2
No. of layers PASS 24 32 32 32 40 40 40 24 24 24
Effective length - 1050 1050 1250 1550 1450 1650 1850 1700 1850 2050
FILTER 24"x24" L x Col. 1.5x2 2x2 2x2.5 2x3 2.5x3 2.5x3 2.5x3 3x3 3x3 3x4
AIR HANDLING UNIT Standard SPEC
Rep. No. ARAH - 650 ARAH - 700 ARAH - 750 ARAH - 800 ARAH - 900 ARAH - 1000 ARAH - 1100 ARAH - 1200 ARAH - 1300 ARAH - 1400
Air volume ㎥/hr ㎥/min 39000 650 42000 700 45000 750 48000 800 54000 900 60000 1000 66000 1100 72000 1200 78000 1300 84000 1400
Constant Pressure mmAq 80 80 80 80 80 80 80 80 80 80
Ventilator #DS QTY #5½ 1 #6 1 #6 1 #6 1 #7 1 #7 1 #8 1 #8 1 #8 1 #8 1
Electric Motor Kw 19 19 19 22 22 30 30 30 37 37
COOL ING COIL 4 Stan -dard Kcal/hr 196000 216000 232000 250000 280000 310000 342000 381000 412000 434000
Range " 184000 ~196000 204000 ~216000 220000 ~232000 238000 ~250000 268000 ~280000 298000 ~310000 330000 ~342000 369000 ~381000 400000 ~412000 422000 ~434000
6 Stan -dard " 272000 293000 316000 334000 380000 400000 436000 484000 525000 575000
Range " 197000 ~272000 217000 ~293000 233000 ~316000 255000 ~334000 285000 ~380000 315000 ~400000 343000 ~436000 382000 ~484000 413000 ~525000 435000 ~575000
8 Stan -dard " 323000 353000 375000 400000 430000 485000 531000 587520 637000 691000
Range " 273000 ~323000 294000 ~353000 317000 ~375000 335000 ~400000 385000 ~430000 405000 ~485000 437000 ~531000 485000 ~587520 526000 ~637000 576000 ~691000
HEA TING COIL 1 Stan -dard " 194000 209000 225000 239000 269000 299000 329000 359000 389000 419000
Range " 182000 ~194000 197000 ~209000 213000 ~225000 227000 ~239000 257000 ~269000 287000 ~299000 317000 ~329000 347000 ~359000 377000 ~389000 407000 ~419000
2 Stan -dard " 363000 391000 419000 447000 503000 558000 615000 672000 728000 784000
Range " 195000 ~363000 210000 ~391000 226000 ~419000 240000 ~447000 270000 ~503000 300000 ~558000 330000 ~615000 360000 ~672000 390000 ~728000 420000 ~784000
COIL Cross section ㎡ 4 4.32 4.63 4.94 5.56 6.17 6.8 7.41 8.02 8.64
QTY " 2 2 2 2 2 2 2 2 2 2
No. of layers PASS 24 24 24 24 24 24 32 32 32 32
Effective length - 2200 2400 2550 2700 3050 3400 2800 6050 3300 3550
FILTER 24"x24" L x Col. 3x4 3x4 3x5 3x5 3x5 3x6 4x5 4x5 4x6 4x6

Standard Heat Capacity calculation condition

1. Inlet ambient air temp. : DB 27.8℃ WB 20.8℃(Cooling coil)
2. Inlet ambient air temp. : DB 11℃ (Steam coil)
3. Coil pass wind-velocity : 2.7 m/s
4. Cold water temperature difference bet. In & outlet : 5℃
5. Cold water temperature difference bet. In & outlet : 2kg/㎠

ARAH-T STANDARD TYPE

Electric Heat exchanger and return fan internal type
Rep. No. ARAH -T150 ARAH - T200 ARAH - T250 ARAH - T300 ARAH - T350 ARAH - T400 ARAH - T450 ARAH - T500 ARAH - T550 ARAH - T600
Inflow air volume (SUPPLY) ㎥/hr ㎥/min 9000 150 12000 200 15000 250 18000 300 21000 350 24000 400 27000 450 30000 500 33000 550 36000 600
Constant Pressure mmAq 80 80 80 80 80 80 80 80 80 80
Blower (AIR FOIL) #DS QTY #3 ½ 1 #3 ½ 1 #4 1 #4 1 #4 ½ 1 #4 ½ 1 #5 1 #5 1 #5 1 #5 ½ 1
Electric motor Kw 3.7 5.5 7.5 7.5 11 11 11 15 15 15
Vent. air vol.(RETURN) ㎥/hr ㎥/min 8550 142.5 11400 190 14250 237.5 17100 285 19950 332.5 22800 380 25650 427.5 28500 475 31350 522.5 34200 570
Constant Pressure mmAq 30 30 30 30 30 30 30 30 30 30
Exhauster (SIROCCO) #DS QTY #2 ½ 1 #3 1 #3 ½ 1 #3 ½ 1 #4 1 #4 ½ 1 #4 ½ 1 #4 ½ 1 #5 1 #5 1
Electric motor Kw 2.2 3.7 3.7 5.5 5.5 5.5 7.5 7.5 11 11
Exhaust air vol. ㎥/hr 2700 3600 4500 5400 6300 7200 8100 9000 9900 10800
Electric Heat exchanger Ømm Ø900 Ø1100 Ø1300 Ø1300 Ø1500 Ø1500 Ø1900 Ø1900 Ø1900 Ø1900
COOL ING COIL 4 Standard Kcal/hr 45000 60000 77000 91000 110000 121000 142000 160000 162000 172000
  Range " 20000 ~45000 48000 ~60000 65000 ~77000 79000 ~91000 98000 ~110000 109000 ~121000 130000 ~142000 148000 ~160000 150000 ~162000 160000 ~172000
  6 Standard " 62000 84000 105000 124000 147000 169000 176000 205000 226000 250000
  Range " 46000 ~62000 61000 ~84000 78000 ~105000 92000 ~124000 120000 ~147000 122000 ~169000 143000 ~176000 165000 ~205000 163000 ~226000 173000 ~250000
  8 Standard " 75000 100000 120000 149000 175000 192000 215000 245000 273000 297000
  Range " 63000 ~75000 85000 ~100000 106000 ~120000 125000 ~149000 148000 ~175000 170000 ~192000 177000 ~215000 210000 ~245000 227000 ~273000 255000 ~279000
HEAT ING COIL 1 Standard " 46000 60000 74000 89000 104000 120000 135000 150000 165000 180000
Range " 20000 ~46000 48000 ~60000 62000 ~74000 77000 ~89000 92000 ~104000 108000 ~120000 123000 ~135000 138000 ~150000 153000 ~165000 168000 ~180000
2 Standard " 84000 112000 139000 167000 196000 224000 252000 280000 308000 336000
Range " 46000 ~84000 65000 ~112000 75000 ~139000 90000 ~167000 105000 ~196000 125000 ~224000 136000 ~252000 155000 ~280000 166000 ~308000 185000 ~336000
COIL Cross section ㎡ 0.93 1.24 1.54 1.85 2.16 2.47 2.78 3.09 3.4 3.7
QTY " 1 1 1 1 1 1 1 2 2 2
No. of layers PASS 24 32 32 32 40 40 40 24 24 24
Effective length - 1050 1050 1250 1550 1450 1650 1850 1700 1850 2050
FILTER 24"x24" L x Col. 1.5x2 2x2 2x2.5 2x3 2.5x3 2.5x3 2.5x3 3x3 3x3 3x4
Electric Heat exchanger and return fan internal type
Rep. No. ARAH -T650 ARAH -T700 ARAH -T750 ARAH -T800 ARAH -T900 ARAH -T1000 ARAH -T1100 ARAH -T1200 ARAH -T1300 ARAH - T1400
Inflow air volume (SUPPLY) ㎥/hr ㎥/min 39000 650 42000 700 45000 750 48000 800 54000 900 60000 1000 66000 1100 72000 1200 78000 1300 84000 1400
Constant Pressure mmAq 80 80 80 80 80 80 80 80 80 80
Blower (AIR FOIL) #DS QTY #5½ 1 #6 1 #6 1 #6 1 #7 1 #7 1 #8 1 #8 1 #8 1 #8 1
Electric motor Kw 19 19 19 22 22 30 30 30 37 37
Vent. air vol.(RETURN) ㎥/hr ㎥/min 37050 617.5 39900 665 42750 712.5 45600 760 51300 855 57000 950 62700 1045 68400 1140 74100 1235 79800 1330
Constant Pressure mmAq 30 30 30 30 30 30 30 30 30 30
Exhauster (SIROCCO) #DS QTY #5½ 1 #5½ 1 #5½ 1 #6 1 #6 1 #6½ 1 #6½ 1 #7 1 #7 1 #7 1
Electric motor Kw 11 11 11 15 15 15 19 19 19 27
Exhaust air vol. ㎥/hr 11700 12600 13500 14400 16200 18000 19800 21600 23400 25200
Electric Heat exchanger Ømm Ø1900 Ø1900 Ø2100 Ø2100 Ø2100 Ø2400 Ø2400 Ø2600 Ø2600 Ø2900
COOL ING COIL 4 Standard Kcal/hr 196000 216000 232000 250000 280000 310000 342000 381000 412000 434000
Range " 184000 ~196000 204000 ~216000 220000 ~232000 238000 ~250000 268000 ~280000 298000 ~310000 330000 ~342000 369000 ~381000 400000 ~412000 422000 ~434000
6 Standard " 272000 293000 316000 334000 380000 400000 436000 484000 525000 575000
Range " 197000 ~272000 217000 ~293000 233000 ~316000 255000 ~334000 285000 ~380000 315000 ~400000 343000 ~436000 382000 ~484000 413000 ~525000 435000 ~575000
8 Standard " 323000 353000 375000 400000 430000 485000 531000 587520 637000 691000
Range " 273000 ~323000 294000 ~353000 317000 ~375000 335000 ~400000 385000 ~430000 405000 ~485000 437000 ~531000 485000 ~587520 526000 ~637000 576000 ~691000
HEAT ING COIL 1 Standard " 194000 209000 225000 239000 269000 299000 329000 359000 389000 419000
Range " 182000 ~194000 197000 ~209000 213000 ~225000 227000 ~239000 257000 ~269000 287000 ~299000 317000 ~329000 347000 ~359000 377000 ~389000 420000 ~784000
2 Standard " 363000 391000 419000 447000 503000 558000 615000 672000 728000 784000
Range " 195000 ~363000 210000 ~391000 226000 ~519000 240000 ~447000 270000 ~503000 300000 ~558000 330000 ~615000 360000 ~672000 390000 ~728000 420000 ~784000
COIL Cross section ㎡ 4 4.32 4.63 4.94 5.56 6.17 6.8 7.41 8.02 8.64
QTY " 2 2 2 2 2 2 2 2 2 2
No. of layers PASS 24 24 24 24 24 24 32 32 32 32
Effective length - 2200 2400 2550 2700 3050 3400 2800 3050 3300 3550
FILTER 24"x24" L x Col. 3x4 3x4 3x5 3x5 3x5 3x6 4x5 4x5 4x6 4x6

Standard Heat Capacity calculation condition

1. Inlet ambient air temp. : DB 27.8℃ WB 20.8℃(Cooling coil)
2. Inlet ambient air temp. : DB 11℃ (Steam coil)
3. Coil pass wind-velocity : 2.7 m/s
4. Cold water temperature difference bet. In & outlet : 5℃
5. Cold water temperature difference bet. In & outlet: 2kg/㎠

ARAH DIMENSION

motor-type
HORIZONTAL TYPE - MOTOR Internal type
MODEL Dimensions
A B C D E F G DAMPER SIZE
ARAH-150H 3150 1300 1500 1000 750 1400 100 300 x 1200
ARAH-200H 3200 1500 1500 1050 750 1400 100 400 x 1200
ARAH-250H 3300 1500 1700 1050 750 1500 100 450 x 1400
ARAH-300H 3300 1500 2000 1050 750 1500 100 450 x 1700
ARAH-350H 3550 1800 2000 1100 750 1700 100 500 x 1700
ARAH-400H 3550 1800 2100 1100 750 1700 100 550 x 1800
ARAH-450H 3700 1800 2300 1100 750 1850 100 550 x 2000
ARAH-500H 3900 2200 2150 1300 750 1850 100 650 x 1800
ARAH-550H 3900 2200 2300 1300 750 1850 100 650 x 2000
ARAH-600H 4050 2200 2600 1300 750 2000 100 650 x 2300
ARAH-650H 4050 2200 2650 1300 750 2000 100 700 x 2300
ARAH-700H 4250 2200 2850 1300 750 2200 125 700 x 2500
ARAH-750H 4250 2200 3200 1300 750 2200 125 650 x 2800
ARAH-800H 4250 2200 3200 1300 750 2200 125 700 x 2800
ARAH-900H 4550 2200 3500 1300 750 2500 125 700 x 3200
ARAH-1000H 4550 2200 3900 1300 750 2500 125 700 x 3600
ARAH-1100H 5200 2800 3300 1500 900 2800 125 900 x 3000
ARAH-1200H 5200 2800 3600 1500 900 2800 125 900 x 3300
ARAH-1300H 5200 2800 3800 1500 900 2800 125 900 x 3500
ARAH-1400H 5200 2800 4100 1500 900 2800 125 900 x 3800
return-type
HORIZONTAL TYPE - RETURN FAN Internal type
MODEL Dimensions
A B C D E F G H J DAMPER SIZE
ARAH-150HR 4950 1300 1500 1200 600 1000 750 1400 100 300 x 1200
ARAH-200HR 5250 1500 1500 1400 700 1000 750 1400 100 400 x 1200
ARAH-250HR 5500 1500 1700 1550 700 1000 750 1500 100 450 x 1400
ARAH-300HR 5500 1500 2000 1550 700 1000 750 1500 100 450 x 1700
ARAH-350HR 6000 1800 2000 1650 800 1100 750 1700 100 500 x 1700
ARAH-400HR 6100 1800 2100 1750 800 1100 750 1700 100 550 x 1800
ARAH-450HR 6250 1800 2300 1750 800 1100 750 1850 100 550 x 2000
ARAH-500HR 6450 2200 2150 1750 900 1200 750 1850 100 650 x 1800
ARAH-550HR 6650 2200 2300 1950 900 1200 750 1850 100 650 x 2000
ARAH-600HR 6800 2200 2600 1950 900 1200 750 2000 100 650 x 2300
ARAH-650HR 7100 2200 2650 2050 1000 1300 750 2000 100 700 x 2300
ARAH-700HR 7300 2200 2850 2050 1000 1300 750 2200 125 700 x 2500
ARAH-750HR 7300 2200 3200 2050 1000 1300 750 2200 125 650 x 2800
ARAH-800HR 7450 2200 3200 2200 1000 1300 750 2200 125 700 x 2800
ARAH-900HR 7750 2200 3500 2200 1000 1300 750 2500 125 700 x 3200
ARAH-1000HR 7850 2200 3900 2300 1000 1300 750 2500 125 700 x 3600
ARAH-1100HR 8700 2800 3300 2300 1200 1500 900 2800 125 900 x 3000
ARAH-1200HR 8900 2800 3600 2500 1200 1500 900 2800 125 900 x 3300
ARAH-1300HR 8900 2800 3800 2500 1200 1500 900 2800 125 900 x 3500
ARAH-1400HR 8900 2800 4100 2500 1200 1500 900 2800 125 900 x 3800
combination-type
COMBINATION TYPE
MODEL Dimensions
A B C D E F G H DAMPER SIZE
ARAH-150C 2500 2550 1500 1000 1500 1200 1350 100 300 x 1200
ARAH-200C 2550 2850 1500 1050 1500 1500 1350 100 400 x 1200
ARAH-250C 2650 2950 1700 1050 1600 1500 1450 100 450 x 1400
ARAH-300C 2650 2950 2000 1050 1600 1500 1450 100 450 x 1700
ARAH-350C 2900 3350 2000 1100 1800 1800 1550 100 500 x 1700
ARAH-400C 2900 3350 2100 1100 1800 1800 1550 100 550 x 1800
ARAH-450C 3050 3500 2300 1100 1950 1800 1700 100 550 x 2000
ARAH-500C 3250 3900 2150 1300 1950 2200 1700 100 650 x 1800
ARAH-550C 3250 3900 2300 1300 1950 2200 1700 100 650 x 2000
ARAH-600C 3400 4050 2600 1300 2100 2200 1850 100 650 x 2300
ARAH-650C 3400 4050 2650 1300 2100 2200 1850 100 700 x 2300
ARAH-700C 3600 4150 2850 1300 2300 2200 1950 125 700 x 2500
ARAH-750C 3600 4150 3200 1300 2300 2200 1950 125 650 x 2800
ARAH-800C 3600 4150 3200 1300 2300 2200 1950 125 700 x 2800
ARAH-900C 3900 4400 3500 1300 2600 2200 2200 125 700 x 3200
ARAH-1000C 3900 4400 3900 1300 2600 2200 2200 125 700 x 3600
ARAH-1100C 4400 5300 3300 1500 2900 2800 2500 125 900 x 3000
ARAH-1200C 4400 5300 3600 1500 2900 2800 2500 125 900 x 3300
ARAH-1300C 4400 5300 3800 1500 2900 2800 2500 125 900 x 3500
ARAH-1400C 4400 5300 4100 1500 2900 2800 2500 125 900 x 3800
heat-type
HORIZONTAL TYPE - Heat exchanger Internal type
MODEL Dimensions
A B C D E F G H J DAMPER SIZE
ARAH-T150H 4850 1300 1500 2250 750 1400 1400 Ø900 100 300 x 1200
ARAH-T200H 4850 1500 1500 2250 750 1400 1600 Ø1100 100 400 x 1200
ARAH-T250H 4950 1500 1700 2250 750 1500 1800 Ø1300 100 450 x 1400
ARAH-T300H 5100 1500 2000 2400 750 1500 1800 Ø1300 100 450 x 1700
ARAH-T350H 5300 1800 2000 2400 750 1700 1950 Ø1500 100 500 x 1700
ARAH-T400H 5300 1800 2100 2400 750 1700 1950 Ø1500 100 550 x 1800
ARAH-T450H 5450 1800 2400 2400 750 1850 2300 Ø1900 100 550 x 2000
ARAH-T500H 5450 2200 2400 2400 750 1850 2300 Ø1900 100 650 x 1800
ARAH-T550H 5450 2200 2400 2400 750 1850 2300 Ø1900 100 650 x 2000
ARAH-T600H 5600 2200 2600 2400 750 2000 2300 Ø1900 100 650 x 2300
ARAH-T650H 5600 2200 2650 2400 750 2000 2300 Ø1900 100 700 x 2300
ARAH-T700H 5950 2200 2850 2550 750 2200 2300 Ø1900 125 700 x 2500
ARAH-T750H 5950 2200 3200 2550 750 2200 2550 Ø2100 125 650 x 2800
ARAH-T800H 5950 2200 3200 2550 750 2200 2550 Ø2100 125 700 x 2800
ARAH-T900H 6250 2200 3500 2550 750 2500 2550 Ø2100 125 700 x 3200
ARAH-T1000H 6250 2200 3900 2550 750 2500 2850 Ø2400 125 700 x 3600
ARAH-T110H 6800 2800 3300 2650 900 2800 2850 Ø2400 125 900 x 3000
ARAH-T1200H 6800 2800 3600 2650 900 2800 3050 Ø2600 125 900 x 3300
ARAH-T1300H 7000 2800 3800 2850 900 2800 3050 Ø2600 125 900 x 3500
ARAH-T1400H 7000 2800 4100 2850 900 2800 3350 Ø2600 125 900 x 3800
heatreturn-type
HORIZONTAL TYPE - Heat exchanger and return fan internal type
MODEL Dimensions
A B C D E F G H J K DAMPER SIZE
ARAH-T150HR 5450 1300 1500 1200 1650 750 1400 1400 Ø900 100 400 x 900
ARAH-T200HR 5800 1500 1500 1400 1800 750 1400 1600 Ø1100 100 500 x 900
ARAH-T250HR 6200 1500 1700 1550 1950 750 1500 1800 Ø1300 100 550 x 1100
ARAH-T300HR 6200 1500 2000 1550 1950 750 1500 1800 Ø1300 100 550 x 1400
ARAH-T350HR 6650 1800 2000 1650 2100 750 1700 1950 Ø1500 100 600 x 1400
ARAH-T400HR 6750 1800 2100 1750 2100 750 1700 1950 Ø1500 100 650 x 1500
ARAH-T450HR 7350 1800 2400 1750 2550 750 1850 2300 Ø1900 100 650 x 1700
ARAH-T500HR 7350 2200 2400 1750 2550 750 1850 2300 Ø1900 100 8000 x 1500
ARAH-T550HR 7550 2200 2400 1950 2550 750 1850 2300 Ø1900 100 800 x 1700
ARAH-T600HR 7700 2200 2600 1950 2550 750 2000 2300 Ø1900 100 750 x 2000
ARAH-T650HR 7800 2200 2650 2050 2550 750 2000 2300 Ø1900 100 800 x 2000
ARAH-T700HR 8000 2200 2850 2050 2550 750 2200 2300 Ø1900 125 800 x 2200
ARAH-T750HR 8300 2200 3200 2050 2850 750 2200 2550 Ø2100 125 700 x 2600
ARAH-T800HR 8450 2200 3200 2200 2850 750 2200 2550 Ø2100 125 750 x 2600
ARAH-T900HR 8750 2200 3500 2200 2850 750 2500 2550 Ø2100 125 750 x 2900
ARAH-T1000HR 9150 2200 3900 2300 3150 750 2500 2850 Ø2400 125 750 x 3200
ARAH-T110HR 9600 2800 3300 2300 3150 900 2800 2850 Ø2400 125 1000 x 2600
ARAH-T1200HR 9950 2800 3600 2500 3300 900 2800 3050 Ø2600 125 1000 x 2900
ARAH-T1300HR 9950 2800 3800 2500 3300 900 2800 3050 Ø2600 125 1000 x 3100
ARAH-T1400HR 10250 2800 5100 2500 3600 900 2800 3350 Ø2900 125 1000 x 3400

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