Catch Power SOLAR RELAY Installation & User Manual page 21

INSTALLATION – Configuration – Voltage Control
In order to configure the Solar Relay to use Export Control mode follow these
steps.
1) Setup one of the four system overrides to be Voltage Controlled.
2) Configure the Voltage Control parameters as described below.
Example:
A site has 6kw of solar, and a
4.8kW resistive hot water system.
The site suffers voltage problems,
so we are trying to keep voltages
below 255V.
Settings:
Minimum on Time:
Above Threshold:
Above Time:
Below Threshold:
Below Time:
Minimum On Time: Specifies the minimum
time the load must stay on once it has been
turned on.
Above Threshold: The voltage at which the
Solar Relay will turn the load on.
Above Time: The number of minutes the
Above Threshold needs to occur before the
load turns on.
Below Threshold: The voltage at which the
Solar Relay will turn the load off.
Below Time: The number of minutes the
Below Threshold needs to occur before the
load turns off.
0
255
5
252
5
CATCH Power SOLAR RELAY – Installation Manual - Page 21