Circulator Characteristics; Hydraulic Graphs; Boiler Resistance Graph Vgh 299 Ch; Boiler Resistance Graph Vgh 399 Ch - Slant/Fin VGH-299-CH Installation And Service Manual

8

CIRCULATOR CHARACTERISTICS

Hydraulic graphs

8.1.1 B
OILER RESISTANCE GRAPH
30
25
20
15
10
5
0
0 5
8.1.2 B
OILER RESISTANCE GRAPH
35
30
25
20
15
10
5
0
0 5 10
VGH 299 CH
Resistance graph VGH 299 CH
35°F 25°F
10 15 20
Flowrate [gallons (US)/minute]
VGH 399 CH
Resistance graph VGH 399 CH
35°F 25°F
15 20 25
Flowrate [gallons (US)/minute]
E93.1601EN032.C VGH installation manual
20°F
Figure 8. 1
25 30
20°F
30 35 40
Figure 8. 2
29