HEIL FEM4X Installation Instructions Manual page 15

INSTALLATION INSTRUCTIONS
Table 2 − Air Delivery Performance Correction Component Pressure Drop (in. wc)
500
UNIT SIZE
18 0.034
FEM4P24 —
FEM4X24 & REM4X24 —
30 —
36 —
42 —
48 —
60 —
FEM4X, FEM4P, REM4X
1800 − 3600
HEATER
ELEMENTS
kW
0 0
1 3, 5
2 8, 10
3 9, 15
4 20
496 01 5503 00
at Indicated Airflow (Dry to Wet Coil)
600 700 800 900 1000
0.049 0.063 — —
0.049 0.063 0.076 0.089
0.026 0.038 0.049 0.059
— — 0.049 0.059 0.070
— — — — 0.070
— — — —
— — — —
— — — —
Table 3 − Electric Heater Static Pressure Drop (in. wc)
EXTERNAL STATIC
PRESSURE
CORRECTION
+.02
+.01
0
–.02
–.04
Specifications are subject to change without notice.
Fan Coils: FEM4X, FEM4P, REM4X
CFM
1100 1200 1300 1400
— — — — —
— — — — —
— — — — —
0.080 — — —
0.080 0.090 0.099 —
— — 0.049 0.056 0.063
— — — — 0.063
— — — — —
FEM4X, FEM4P, REM4X
HEATER
ELEMENTS
0
2
3
4
6 18, 24, 30
1500 1600 1700 1800
— — — —
— — — —
— — — —
— — — —
— — — —
0.070 — — —
0.070 0.076 0.083 0.090
— 0.049 0.054 0.059
4200 − 6000
EXTERNAL STATIC
PRESSURE
kW CORRECTION
0 +.04
8, 10 +.02
9, 15 0
20 –.02
–.10
1900 2000
— —
— —
— —
— —
— —
— —
— —
0.065 0.070
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