Hydronics/Water Flow - Harsco Industrial SC-1500 Installation & Owner's Manual

Hydronics/Water Flow

The chart below represents the pressure drop (Ft of Head) versus the water flow rate (GPM) for the P-K
®
SONIC SC-1500 through SC-4000 boilers. This information is useful to help size an appropriate
circulation pump. Keep in mind this pressure drop represents the boiler only, additional consideration is
needed for any connecting piping, valves, strainers, couplings, flanges, etc.
®
P-K SONIC
Flow Boiler
Condition Operation
Maximum Flow High Fire
Minimum Flow High Fire
Minimum Flow Ignition
Minimum Flow Low Fire
Revised: June 2, 2017
Released: June 2, 2017
SC-1500 through SC-4000 Boilers: Minimum & Maximum Flow Rates
SC-1500
145 GPM
46 GPM
(Flow
Switch
Setting)
 HARSCO Industrial, Patterson-Kelley 2017
All Rights Reserved.
Technical Service 1.877.728.5351
Flow Rate
SC-2000 SC-3000
192 GPM 285 GPM
62 GPM 93 GPM
(Flow (Flow
Switch Switch
Setting) Setting)
1004905978 P-K SONIC NURO Installation and
®
P-K SONIC Gas Fired Boiler
Approximate
SC-4000
ΔT
384 GPM 20 °F
125 GPM
(Flow
60 °F
Switch
Setting)
Owners Manual (Rev F Jun-2017).docx
Page 104