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Slownsy's avatar
Slownsy
Explorer
Jul 18, 2016

Cable and fuses for Magnum MSH 3012 M inverter

Has desidet to bye this Inverter for ouer FW running microwave, laser printer etc, as it can also pover share when running air conditioning of generater, also has 125A charger for the 4/6V batteries i...
pianotuna's avatar
pianotuna
Nomad III
Jul 19, 2016
Hi,

The Magnum does "load support" for starting heavy draws such as the air conditioner. I went with thicker cable myself. I fused at 375 amps, one for each of my two battery banks.

I have seen a load of 276 amps. (by accident. I was testing and forgot I had the water heater on electric).

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