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Legend and Notes for Tables 10A and 10C
LEGEND
Bhp — Brake Horsepower Input to Fan
ESP — External Static Pressure
NOTES:
1. Maximum allowable fan speed is 1200 rpm for all sizes.
2. Fan performance is based on deductions for wet coil, clean
2---in. filters, and unit casing. See table at right for factory---sup-
plied filter pressure drop.
3. Refer to fan motor and drive tables for additional data.
FACTORY--SUPPLIED PRESSURE DROP — ENGLISH
UNIT
AIRFLOW
(Cfm)
PRESSURE DROP
(in. wg)
40RUA*07
40RUQ*07
850 0.05
1150 0.08
1450 0.11
40RUA*08
40RUQ*08
40RUS*08
2,250 0.07
3,000 0.11
3,750 0.15
40RUA*12
40RUQ*12
40RUS*12
3,000 0.11
4,000 0.17
5,000 0.23
40RUA*14
40RUS*14
3,750 0.06
5,000 0.10
6,250 0.13
40RUA*16
40RUQ*16
40RUS*16
4,500 0.08
6,000 0.12
7,500 0.17
Legend and Notes for Tables 10B and 10D
LEGEND
ESP — External Static Pressure
NOTES:
1. Maximum allowable fan speed is 20 r/s for all sizes.
2. Fan performance is based on deductions for wet coil, clean
51---mm filters, and unit casing. See table at right for factory---
supplied filter pressure drop.
3. Refer to fan motor and drive tables for additional data.
FACTORY--SUPPLIED PRESSURE DROP — SI
UNIT
AIRFLOW
(L/s)
PRESSURE DROP
(Pa)
40RUA*07
40RUQ*07
850 13
1150 20
1450 28
40RUA*08
40RUQ*08
40RUS*08
1000 17
1400 27
1800 38
40RUA*12
40RUQ*12
40RUS*12
1450 28
1900 42
2350 56
40RUA*14
40RUS*14
1750 15
2350 24
2950 33
40RUA*16
40RUQ*16
40RUS*16
2100 20
2800 30
3500 42
40RU