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Old 01-10-2022, 10:07 AM   #4
DutchmenSport
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Join Date: Oct 2018
Location: Anderson
Posts: 2,587
M.O.C. #22835
Wellplayedsir,

I've been searching the internet for your model, and all I'm coming up with is the Surge Guard 41260-001 is a transfer switch, designed to switch the electric "in" from shore power to a generator and back again.

What kind of camper do you have?

If this is the right device, the problem is not with your surge protector, it's with your transfer switch.

The red key you described turns on and off the battery, as does the other switch. They have nothing to do with in-coming 120 volt AC power. These disconnects the battery from "house" and the power converter, and the other switchs turn the battery off leading to your "inverter" to run a residential refrigerator when disconnected from shore power.

I think you might be confusing things here.

A surge protector, used to watch dog incoming electricity, will trip when the incoming electricity has anomalies. (And EMS is truly better though).

Most surge protectors and EMS systems do not play nice with generators because the protectors do not recognize a ground and will error, thus preventing electric flow to the camper. However, there are ways to wire the generator so the EMS and the Surge Protectors detects a ground and then they work just fine.

A transfer switch, switches incoming electricity (the source) from shore power or an on-board generator. The transfer switch detects which source the power is coming from and switches over to that source when the other is absent (for example a power outage).

It sound like you might also have another transfer switch on your camper, if you have an inverter for the refrigerator.

Under normal conditions and plugged into shore power, your refrigerator will run from shore power electricity. But, if there is a power loss, or you unplug your camper from shore power, something else happens.

Your 12 volt house battery has a separate feed that goes to your inverter. The inverter switches 12 volt DC (battery) to 120 volt AC. The output (AC) from the inverter goes to a transfer switch. If there is a shore power electric disconnect the transfer switch will switch the AC power (incoming from shore power) to the AC (incoming now), from the inverter from the battery), and will continue to run the refrigerator.

It sound to me like you might have had a power surge of some sort and the Surge Guard did what it was suppose to do. It killed power to the camper. But when it did, something else happened. It froze the (AC in) on the transfer switch. It's now stuck thinking you should be running a generator.

Here's a thought. If you do have a generator, unplug from shore power and turn the generator on. Let it run for a few minutes, then power down. Now plug into shore power again. See if that resets the AC incoming transfer switch.

Surge Protectors and EMS systems do reset themselves. Your problem is elsewhere if this simple step does not work.

However, if you do not have a generator, then all this rambling does not apply. Good luck.
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