Riello Array AR 500 SE - Appendix C - Head Available for the System

49
RECYCLING AND DISPOSAL
49
APPENDIX
APPENDIX
APPENDIX C - HEAD AVAILABLE FOR THE SYSTEM
HEAD AVAILABLE (NO GLYCOL)
Array ∆T = 36°F ∆T = 45°F
AR 399 SE 3,0 ft 10,0 ft
AR 500 SE 8,0 ft 20,0 ft
HEAD AVAILABLE (50% MAXIMUM GLYCOL)
Array ∆T = 36°F ∆T = 45°F
AR 399 SE 2,6 ft 8,5 ft
AR 500 SE 6,8 ft 17,0 ft
Array
Model
Boiler
Quantity
Combined
Max GPM
Common
Pipe Size
(Inch)
Max Equiva-
lent Length
of Pipe (ft)
AR 399 SE
1 25 3 1800
2 50 3 1200
3 75 3 650
4 100 3 350
Array
Model
Boiler
Quantity
Combined
Max GPM
Common
Pipe Size
(Inch)
Max Equiva-
lent Length
of Pipe (ft)
AR 500 SE
1 30 3 1700
2 60 3 900
3 90 3 400
4 120 3 60
Notes:
Max equivalent length of pipes must account for all pipes, valves,
ttings and a recommended strainer at boiler inlet.
Multiple boilers to be piped in reverse return layout.