Roberts Gorden HF 30 v4 Installation, Commissioning, Service & User Instructions page 26

CABINET HEATER
Fig 2.10 Air Flow v Static Pressure & Motor Current - HF40 v1
Graph
Graph of Air Flow v Static Pressure and Current.
HF4
Model HF40 v1 with 2.2kW motor and 95mm pulley.
300
250
200
150
100
50
0
2.0 2.2
3
Air Flow m /sec
Air flow v Static Pressure
Fig 2.11 Air Flow v Static Pressure & Motor Current - HF40 v2
Graph
Graph of air flow v staic pressure and current for model HF40 v2 with
HF5
400
350
300
250
200
150
100
50
0
2.2 2.4 2.6 2.8
3
Air Flow m /sec
Air Flow v Static Pressure :
Fan pulley 180mm.
2.4 2.6 2.8
4.0kW motor with 118mm pulley. Fan pulley 180mm
3.0 3.2 3.4 3.6 3.8
3.0 3.2 3.4
Air Flow v Motor Current
4.0 4.2 4.4 4.6 4.8 5.0
Air Flow v Motor Current
5.5
5
4.5
4
3.5
3
2.5
10
9.5
9
8.5
8
7.5
7
6.5
6