Bryant TSTATBBN2S01-C Manual de instalación descargar pdf (Pagina 28)

Page 28

Table 13. Unit operating pressures and temperatures

Table 11. Water Temperature Change Through Heat Exchanger

Table 12. Water Pressure Drop Table

Water Circuits Headered Together

Water Circuits

Water Flow Rate (GPM)

One Circuit Active Both Circuits Active

Not Headered

Together

Rise (Clg) Drop (Htg) Rise (Clg) Drop (Htg) Rise (Clg) Drop (Htg)

For Closed Loop: Ground Source or 4.5 - 6 ¡F

2 - 4 ¡F 9 - 12 ¡F 4 - 8 ¡F 9 - 12 ¡F 4 - 8 ¡F

Cooler/Boiler systems at 3 gpm/ton

For Open Loop: Ground Water systems

10 - 13 ¡F 5 - 8 ¡F 20 - 26 ¡F 10 - 17 ¡F 20 - 26 ¡F 10 - 17 ¡F

at 1.5 gpm/ton

Delta-T

Delta-TDelta-T Delta-TDelta-T

Rev.: 1/30/01M

Single Circuit Both Circuits Both Circuits w/ access manifold

Model GPM Pressure Drop (psi) GPM Pressure Drop (psi) GPM Pressure Drop (psi)

30¡F 50¡F 70¡F 90¡F 30¡F 50¡F 70¡F 90¡F 30¡F 50¡F 70¡F 90¡F

2 1.2 1.1 1.0 0.9 4 1.2 1.1 1.0 0.9 4 1.8 1.7 1.6 1.5

3 2.1 1.9 1.8 1.7 6 2.1 1.9 1.8 1.7 6 3.2 3.0 2.8 2.6

036 4 3.4 3.1 2.9 2.7 8 3.4 3.1 2.9 2.7 8 4.9 4.6 4.3 4.0

6 6.6 6.2 5.7 5.4 12 6.6 6.2 5.7 5.4 12 9.4 8.7 8.1 7.6

3 0.6 0.6 0.5 0.5 6 0.6 0.6 0.5 0.5 6 1.6 1.5 1.4 1.3

042 4 0.9 0.9 0.8 0.8 8 0.9 0.9 0.8 0.8 8 2.2 2.1 1.9 1.8

5 1.3 1.2 1.1 1.1 10 1.3 1.2 1.1 1.1 10 2.9 2.7 2.5 2.4

7 2.3 2.1 2.0 1.9 14 2.3 2.1 2.0 1.9 14 4.5 4.2 3.9 3.7

3 0.6 0.6 0.5 0.5 6 0.6 0.6 0.5 0.5 6 1.5 1.4 1.3 1.2

048 4 0.9 0.9 0.8 0.8 8 0.9 0.9 0.8 0.8 8 2.2 2.0 1.9 1.8

6 1.8 1.7 1.5 1.4 12 1.8 1.7 1.5 1.4 12 3.9 3.6 3.4 3.2

8 2.9 2.7 2.5 2.3 16 2.9 2.7 2.5 2.3 16 6.0 5.6 5.2 4.9

4 0.9 0.9 0.8 0.8 8 0.9 0.9 0.8 0.8 8 2.0 1.9 1.8 1.6

060 5 1.3 1.2 1.1 1.1 10 1.3 1.2 1.1 1.1 10 2.8 2.6 2.5 2.3

7 2.3 2.1 2.0 1.9 14 2.3 2.1 2.0 1.9 14 4.8 4.5 4.2 3.9

10 4.2 3.9 3.6 3.4 20

4.2 3.9 3.6 3.4 20 8.8

8.2 7.6 7.1

4 0.9 0.9 0.8 0.8 8 0.9 0.9 0.8 0.8 8 1.9 1.8 1.7 1.6

072 6 1.8 1.7 1.5 1.4 12 1.8 1.7 1.5 1.4 12 3.7 3.5 3.2 3.0

8 2.9 2.7 2.5 2.3 16 2.9 2.7 2.5 2.3 16 6.0 5.6 5.2 4.9

12 5.7 5.3 4.9 4.6 24 5.7 5.3 4.9 4.6 24 12.3 11.5 10.6 10.0

Rev.: 10/31/00B

Cooling** - without HWG active Heating - without HWG active

Entering Water Suction Discharge Water Air Suction Discharge Water Air

Water Flow Pressure Pressure Super- Sub- Temp Temp* Pressure Pressure Super- Sub- Temp Temp*

Temp ¡F GPM/ton PSIG PSIG heat cooling Rise ¡F Drop ¡F DB PSIG PSIG heat cooling Drop ¡F DB Rise ¡F

1.5 75-85 90-105 25-40 12-20 21-24 21-26 34-39 167-186 12-16 1-4 7.6-8.4 14-20

30 2.3 74-84 80-95 25-40 11-18 13-16 21-26 37-43 172-191 12-16 1-4 4.8-5.6 16-22

3.0 73-83 70-85 25-40 10-16 6-11 21-26 40-46 177-196 12-16 1-4 3.4-4.2 16-22

1.5 75-85 125-155 12-20 10-18 20-23 20-25 50-60 180-210 10-17 1-5 10.8-11.9 23-29

50 2.3 74-84 120-142 12-20 9-16 12-15 20-25 53-62 185-215 10-17 1-5 6.7-8.1 24-30

3.0 73-83 115-138 12-20 8-14 8-12 20-25 55-65 190-220 10-17 1-5 5.1-5.9 25-31

1.5 75-85 179-198 9-16 8-15 19-22 19-24 71-82 205-230 14-19 1-5 14.0-15.2 28-34

70 2.3 74-84 168-186 9-16 8-14 12-17 19-24 73-85 210-238 14-19 1-5 9.0-10.2 30-37

3.0 73-83 158-175 9-16 8-12 7-12 19-24 76-88 215-242 14-19 1-5 6.7-7.9 31-38

1.5 75-85 229-251 9-17 8-15 18-21 17-23 85-95 220-260 18-28 2-5 14.4-16.6 32-39

90 2.3 74-84 218-241 9-17 8-14 10-14 17-23 90-100 225-265 18-28 2-5 10.8-12.4 33-41

3.0 73-83 208-230 9-17 8-12 6-11 17-23 95-105 230-270 18-28 2-5 7.2-8.3 35-42

1.5 77-87 280-320 8-15 10-25 17-20 15-20

110 2.3 76-86 270-310 8-15 10-24 9-13 15-20

3.0 75-85 260-300 8-15 10-22 5-10 15-20

HWG should be disabled for accurate chart comparison.

*Based on Nominal 400 cfm per ton airflow and 70¡F EAT htg and 80/67¡F EAT cooling.

**Cooling air and water numbers can vary greatly with changes in humidity.

Subcooling is based upon the head pressure at compressor service port.

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Bryant TSTATBBN2S01-C Manual de instalación Pagina 28

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