Minimum Airflow By Heater Capacity; Electric Heater Static Pressure Drop Factors - LG MFL65003102 Installation Manual

Minimum airflow by heater capacity

Capacity
(kBtu/h (RT))
18(1.5)
24(2.0)
30(2.5)
36(3.0)
42(3.5)
48(4.0)
54(4.5)
Do not use less than minimum airflow.
There is risk of fire or damage to the product.

Electric Heater Static pressure drop factors

Heater Capacity(kW)
0
5
10
15
20
If the electric heater has been installed, then the ESP value has to be set.
For every increase in static pressure by 0.01 inWC, the ESP value should be increased by 1.
If the setting ESP value is inappropriate, the provided safety device will turn off the heater according to
the airflow.
* in.wc = inch Water Column, inAq
Heater Capacity (kW)
5 10
380 Not available
480 480
630 630
780 780
1000 1000
1000 1000
1300 1300
Static pressure drop (in.wc)
0
– 0.01
– 0.02
– 0.04
– 0.06
Product Data
(Unit : CFM)
15 20
Not available Not available
Not available Not available
Not available Not available
Not available Not available
1000 1000
1000 1000
1300 1300
Installation Manual 33