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Power Shed Mode Functional Description
On power up with the power shed function enabled all four output channels are initially
enabled, channel one to four LED’s should be illuminated. Circuitry internal to
the MicroPAC monitors the amount of current drawn from the MicroPAC and is
proportional to the customer load.
If the load falls into category 1,
the following will be observed.
After 5 seconds output 4 will turn off, after 10 seconds output 3 will turn off,
after 15 seconds output 2 will turn off.
If the customer load falls into category 2,
the following will be observed.
After 5 seconds output 4 will turn off, after 10 seconds output 3 will turn off,
output 1 and 2 will remain on.
If the customer load falls into category 3,
the following will be observed.
After 5 seconds output 4 will turn off, output 1, 2 and 3 will remain on.
If the customer load falls into category 4, all output will remain on.
Output 1
Output 2
Output 3
Output 4
Off
Off
Off
Off
Off
Off
Off
On
On
On
On
5 sec
5 sec
5 sec
10 sec
15 sec
Category 1
Output 1
Output 2
Output 3
Output 4
Off
Off
Off
Off
Off
Off
On
On
On
On
5 sec
5 sec
10 sec
Category 2
Output 1
Output 2
Output 3
Output 4
Off
On
On
On
On
5 sec
Category 3
Output 1
Output 2
Output 3
Output 4
On
On
On
On
Category 4
Off
Off
Off
Off
Off
Off
Off
Off
Figure 4.
Power Shed
