Carrier 48HC 04-28 Controls, Start-Up, Operation And Troubleshooting page 139

APPENDIX D — ENERGYX
5000
4500
4000
3500
3000
2500
2000
1500
1000
500
0
0.00 0.50 1.00
Fig. F — 12.5 Ton SRT Unit ERV Supply and Exhaust Fan Performance Curves
9000
8000
7000
6000
5000
4000
3000
2000
1000
0
0.00 0.50 1.00
Fig. G — 15 and 17.5 Ton Unit ERV Supply Exhaust Fan Performance Curves
®
EXHAUST FAN PERFORMANCE (cont)
1.50 2.00 2.50
1.50 2.00 2.50
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ECONOMIZER MODE
ERV MODE
3.00 3.50 4.00
O)
2
3.00 3.50 4.00
O)
2
4.50 5.00
ECONOMIZER MODE
ERV MODE
4.50 5.00