Harsco Industrial SC-2000 Installation & Owner's Manual page 47

6.1.4 SC-3000 & SC-4000 Control Transformer Diagrams
Figure 6.1.4a SC-3000 & SC-4000: 208 VAC, three phase, 60
Figure 6.1.4b SC-3000 & SC-4000: 220-240 VAC, three phase, 60 hertz:
Harsco Industrial, Patterson-Kelley Technical Service 1.877.728.5351
Before making any electrical
hertz: connections to the boiler, verify
that the control transformer is
properly configured for the
applicable incoming power supply
to the boiler:



Improper configuration of the
control transformer could result in
serious injury or death.
47
Gas Fired Boiler
208V, three phase, 60Hz
220-240V, three phase, 60Hz
440-480V, three phase, 60Hz