[RE-wrenches] Magnum Frequency Shift

[Mark Frye]

On.

On 6/12/2020 7:27 PM, Jay wrote:
> Hi Mark
>
> Is this off grid or on?
>
> Jay
>
>> On Jun 12, 2020, at 7:09 PM, Mark Frye <markf at berkeleysolar.com> wrote:
>>
>> 
>>
>> I see.
>>
>> What you say about the frequency shift being slow makes me again 
>> doubt the value of even using it in my application.
>>
>> I have a controller that can regulate the AC dump load. That same 
>> controller has a high limit switch which I could use to cut the AC 
>> feed to the GT inverters. But then both functions are in the same 
>> device. On the other hand, it is a very reliable device so....perhaps 
>> sufficient.
>>
>> On 6/12/2020 6:37 PM, Bradley Bassett wrote:
>>> I have a relay on the XW+ Aux and also frequency shift which is 
>>> usually slower, so the relay usually cuts out first. I also have a 
>>> DC coupled array feeding the system.
>>>
>>> Brad
>>>
>>> On Fri, Jun 12, 2020 at 4:34 PM Mark Frye <markf at berkeleysolar.com 
>>> <mailto:markf at berkeleysolar.com>> wrote:
>>>
>>>     Yes an elite group within an elite group.
>>>
>>>     So the SB240 does not have frequency shift /wattage control. How
>>>     are you implementing charge control in stand alone mode?
>>>
>>>     On 6/12/2020 4:28 PM, Bradley Bassett wrote:
>>>>     Wow! Someone else with SMA SB240's, I have 12 of them that I've
>>>>     AC coupled to an XW+5548. They are very solid performers.
>>>>
>>>>     Brad
>>>>     AEE Solar
>>>>
>>>>     On Fri, Jun 12, 2020 at 3:39 PM Mark Frye
>>>>     <markf at berkeleysolar.com <mailto:markf at berkeleysolar.com>> wrote:
>>>>
>>>>         Hello,
>>>>
>>>>         I have a small array of 8 - SMA SB240 microinverters on the
>>>>         roof. Peak
>>>>         power out of the array has never exceeded 1800 W.
>>>>
>>>>         I am adding a Magnum MS-PAE 4448 with a 315 AH flooded Lead
>>>>         Calcium
>>>>         battery bank.
>>>>
>>>>         Cheers
>>>>
>>>>         On 6/12/2020 12:31 PM, Chris Schaefer wrote:
>>>>         > G'Day Mark,
>>>>         >
>>>>         > Which grid tied inverter are you attempting to AC couple
>>>>         with. I
>>>>         > apologize if you already called it out in the thread.
>>>>         >
>>>>         > Christopher
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