Forum Discussion
westom
Dec 04, 2018Explorer
Mile High wrote:
Kind of splitting hairs on the chart I guess - I see a couple more things PI does that SG does not, but I see SG handles higher spikes.
The PI has higher spike protection. But this is still being ignored. Does not matter how massive the spike protection if the outgoing path to earth does not exist. If that connect to earth is missing, then the spike is simply connected into RV appliances.
That effective transient number is only useful when the connection from that protector to earth ground is low impedance. That is why protectors attached (locked) to the pole are effective from that anomaly called a surge.
Campground protectors are for surges such as Hi/Lo Voltage Shutdown, Open Neutral, Reverse Polarity, Miswired Pedestal, and Ground Fault. Some compressors do not have and need that Time Delay. Other surges such as Max Spikes are irrelevant if a low impedance connection to earth does not exist. None report a missing or high impedance earth ground connection. Consumer must verify that exists so that the PI and SG can protect from that anomaly called a surge.
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