Operation
Name
Purpose
Load
Operates designated
Shed
loads normally; turns off
loads in severe conditions
Gen
Starts generator to
Alert
charge batteries
Fault
Signals that the Radian
shut down due to error
Vent
Runs fan to vent batteries
Fan
while charging
Cool
Runs fan to cool Radian
Fan
DC
Turns on DC dump load
Divert
to prevent overcharging
GT
Signals disconnect of
Limits
grid-tied Radian due to
AC conditions
Source
Signals that the Radian
Status
accepted an AC source
AC
Turns on AC dump load
Divert
to prevent overcharging
42
Table 4 AUX Mode Functions
Triggers
Start
High Vdc
Low Vdc
Error present
High Vdc
Internal sensor
> 60°C
High Vdc
GIP parameters
not met
AC source accepted
High Vdc
AC source accepted
Settable Points
Stop
Low Vdc
High temp
Low output Vac
High input Aac
High Vdc
Error cleared
None
Below high Vdc
Internal sensor < 49°C
None
Low Vdc
GIP parameters met
None
AC source
None
disconnected
Low Vdc
High output load
High temperature
Low & high Vdc
On & Off delay
Low & high Vdc
On & Off delay
High Vdc
Off delay
Low & high Vdc
On & Off delay
Low & high Vdc
On & Off delay
900-0161-01-01 Rev B