- Location
- Placerville, CA, USA
- Occupation
- Retired PV System Designer
One additional clarification/suggestion:
Since the power for the makeup air fans is three phase/208, it might be economical to have the low power 120 relays controlling a single contactor rather than having three high power contactors with auxiliary contacts.
Tapatalk!
Since the power for the makeup air fans is three phase/208, it might be economical to have the low power 120 relays controlling a single contactor rather than having three high power contactors with auxiliary contacts.
Tapatalk!