background image

 

7

PRE-INSTALLATION AND CODE REQUIREMENTS Continued 

 

Air Handler Evaporator Blower Performance 

 

 

External Static Pressure – Inches H

2

 

 

0.4 

0.6 

0.8 

1.0 

1.2 

1.4 

1.6 

Model 

CFM 

R.P.M.  B.P.H.  R.P.M. 

B.P.H. 

R.P.M. 

B.P.H. 

R.P.M.

B.P.H. 

R.P.M.

B.P.H. 

R.P.M. 

B.P.H.

R.P.M. 

B.P.H. 

 

400 780  0.2  900 0.2  1,030  0.2 1,150 0.2  1,240  0.3 1,320  0.3 1,410 0.3 

VCA/HCA 

500 840  0.2  960 0.2  1,060  0.2 1,170 0.2  1,260  0.3 1,330  0.3 1,430 0.4 

051 

600 870  0.2  990 0.2  1,090  0.2 1,190 0.3  1,270  0.3 1,350  0.3 1,440 0.4 

 

700 940  0.2 1,030 0.2  1,120  0.3 1,220 0.3  1,300  0.4 1,380  0.4 1,450 0.4 

 

500 720  0.2  840 0.2 

960  0.2 1,060 0.2 1,160 0.2 1,260 0.3 1,340 0.3 

VCA/HCA 

600 750  0.2  860 0.2 

980  0.2 1,080 0.2 1,770 0.3 1,270 0.3 1,350 0.3 

071 

700 800  0.2  890 0.2  1,000  0.2 1,090 0.3  1,190  0.3 1,280  0.4 1,360 0.4 

 

800 840  0.2  930 0.2  1,040  0.3 1,110 0.3  1,210  0.4 1,290  0.4 1,370 0.5 

 

900 890  0.3  970 0.3  1,070  0.3 1,150 0.4  1,230  0.5 1,300  0.5 1,380 0.5 

 

900 610  0.2  720 0.3 

820  0.3  910 0.3 990 

0.4 

1,050 

0.5 1,120 0.5 

VCA/HCA 

1,100 640  0.2  750 0.3 

840  0.3  930 0.4  1,020  0.4 1,080  0.5 1,140 

0.6 

101 

1,300 660  0.2  760 0.3 

850  0.4 950 

0.4 

1,030 

0.5 

1,090 

0.6 

1,160 

0.7 

 

1,500 680  0.3  780 0.3 870 

0.4 960 

0.5 

1,040 

0.6 

1,100 

0.7 – 

– 

 

1,100 650  0.2  770 0.3 

860  0.3 940 

0.4 

1,020 

0.5 

1,090 

0.6 

1,160 

0.6 

VCA/HCA 

1,400 700  0.3  800 0.3 880 

0.4 960 

0.5 

1,040 

0.7 

1,120 

0.7 

1,180 

0.8 

141 

1,700 740  0.4  820 0.5 

900 

0.6 

980 

0.7 

1,050 

0.8 

1,130 

0.8 

1,200 

0.9 

 

2,000 790  0.5  860 

0.6 

940 

0.7 

1,010 

0.8 

1,080 

0.9 

1,140 

1.0 – 

– 

 

1,500 480  0.3  590 0.3 

670  0.4  740 0.5  810 

0.6 860 

0.7 920 

0.8 

VCA/HCA 

2,000 510  0.4  600 0.5 680 

0.6 750 

0.6 820 

0.8 

870 

0.9 

930 

1.1 

201 

2,500 550  0.5  630 0.6 

690  0.7  760 

0.8 

830 

1.0 

880 

1.2 

940 

1.3 

 

3,000 580  0.7  650 

0.8 

720 

0.9 

780 

1.1 

840 

1.3 

890 

1.5 – 

– 

 

2,500 550  0.4  630 0.6 

690  0.7 760 

0.8  820 

1.0 880 

1.2 940 

1.3 

VCA/HCA 

3,000 580  0.7  650 0.8 

720  0.9  780 

1.1 

830 

1.3 

890 

1.4 

950 

1.6 

271 

3,500 630  0.9  690 

1.1 

740 

1.2 

800 

1.4 

850 

1.6 

910 

1.7 

960 

1.9 

 

4,000 

650 

1.2 

730 

1.4 

780 

1.5 

820 

1.7 

870 

1.8 – 

–  – 

– 

 

3,200 530  0.6  600 0.7 

660  0.8  720 1.0  780 

1.2 840 

1.3 900 

1.5 

VCA/HCA 

3,800 570  0.8  620 1.0 

680  1.2 750 

1.3  800 

1.5 850 

1.7 

910 

1.8 

361 

4,400 600  1.2  660 1.3 

720  1.5  770 

1.7 

820 

1.8 

870 

2.1 

920 

2.3 

 

5,000 

640 

1.6 

700 

1.7 

750 

1.8 

800 

2.1 

850 

2.4 

900 

2.6 

940 

2.7 

Notes: 

Unshaded areas for “S” Models. 

 

Light Gray shaded areas for “M” Models.

 

Dark Gray shaded areas for “L” Models.

 

Tables can be interpolated but not extrapolated.

 

 

 

 

 

 

 

 

 

Table 5 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

Содержание RCA051

Страница 1: ...3 11 4 RCA101 V HCA101 110 5 12 1 RCA141 V HCA141 142 3 11 5 RCA171 V HCA201 187 9 14 7 RCA201 V HCA201 217 0 14 6 RCA271 V HCA271 263 2 13 9 RCA361 V HCA361 311 6 13 3 RCA421 V HCA421 395 5 12 5 95...

Страница 2: ...s of the colors used Operational failure of this unit for any reason including but not limited to mechanical or electrical failure of devices internal or external to the unit loss of fuel such as natu...

Страница 3: ...rator at the air handling unit as possible The liquid line solenoid is factory installed on units with hot gas reheat Hot Gas Bypass Circuit Provided for capacity control by maintaining a constant suc...

Страница 4: ...rive sheaves connected to a 1725 rpm motor The blower has sealed ball bearings that do not require lubrication Blower Motor The blower motor operates at 1725 rpm The motor has sealed ball bearings tha...

Страница 5: ...lectric heater may be required Air Handler Model Heater kW Available V HCA051 1 9 V HCA071 1 12 V HCA141 1 25 V HCA201 5 39 V HCA271 5 50 V HCA361 10 60 Minimum 80 CFM per kW Table 4 UNIT LOCATION Con...

Страница 6: ...unit support at mounting location Install proper electrical power service and disconnect switch Provide drainage as necessary Maintain minimum clearance for airflow into and out of unit Inspection of...

Страница 7: ...1 030 0 5 1 090 0 6 1 160 0 7 1 500 680 0 3 780 0 3 870 0 4 960 0 5 1 040 0 6 1 100 0 7 1 100 650 0 2 770 0 3 860 0 3 940 0 4 1 020 0 5 1 090 0 6 1 160 0 6 VCA HCA 1 400 700 0 3 800 0 3 880 0 4 960 0...

Страница 8: ...8 DIMENSIONS...

Страница 9: ...9 DIMENSIONS Continued...

Страница 10: ...10 DIMENSIONS...

Страница 11: ...11 DIMENSIONS Continued...

Страница 12: ...LA MCA Max Fuse Size 208 230 1 60 4 4 6 15 208 230 3 60 2 0 3 15 460 3 60 1 0 2 15 1 2 380 415 3 50 1 5 2 15 208 230 1 60 5 4 7 15 208 230 3 60 2 8 4 15 460 3 60 1 4 2 15 3 4 380 415 3 50 2 1 3 15 208...

Страница 13: ...conjunction with the control for Hot Gas Reheat A remote system switch such as a timeclock or interlock may be used to energized the controls Once it is established that supply voltage is within the u...

Страница 14: ...14 TYPICAL FIELD WIRING DIAGRAM...

Страница 15: ...r handler is installed at a higher elevation than the compressor provide a vertical loop in the suction line adjacent to the air handler to a point at least to the top of the evaporator coil Do not in...

Страница 16: ...ic acid also decomposes the compressor lubrication oil causing sludge Great care should be exercised in keeping moisture out of the refrigeration system when installing tubing because an extremely sma...

Страница 17: ...17 FIELD WIRING DIAGRAM...

Страница 18: ...ove 70 75 degrees F Reduce the evaporator load lower entering airflow until the suction pressure lowers to the point at which bypass is desired 115 PSIG If the hot gas bypass was de energized to stop...

Страница 19: ...er is applied to the high pressure control and the adjustable time delay The time delay begins when power is applied to the timer After the time delay closes the circuit continues through the low pres...

Страница 20: ...er in a commercial split system New system must be evacuated as outlined on page 14 to remove air and non condensables in the system The liquid line drier will trap any moisture left in the system Sys...

Страница 21: ...d inlet clearances and for possible air re circulation Check high side equalized pressure reading with equivalent outdoor temperature Check calibration of switch Check discharge and liquid line pressu...

Страница 22: ...on of low ambient head pressure control Suction Pressure Too Low Refrigerant undercharge Blower running backwards Loose blower pulley or belts Defective or improperly adjusted expansion valve Dirty fi...

Страница 23: ...ilter Check superheat and adjust TXV check bulb Check compressor for proper operation See above high discharge pressure Check external static pressure Supply Air Temperature Too Low Airflow is too low...

Страница 24: ......

Страница 25: ...__________ WB _________ Design CFM ________________ Outdoor Air Inlet Temperature _____________ DB__________ WB _________ Outdoor Fan Discharge Air Temperature__________ DB ________ Suction Pressure _...

Страница 26: ...26 NOTES...

Страница 27: ...27 NOTES...

Страница 28: ...28...

Отзывы: