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I ordered the cheap 12k from powerjack and got something else

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(@robertm)
Estimable Member
Joined: 3 years ago
Posts: 205
 
Posted by: @steve
Looks like your pump is about half the size of mine

I have trouble starting a refrigerator, and a 1/2hp 115V motor unless a small load is already running on the inverter. I didn't know this trick until recently, and haven't tried it with the well pump.


   
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(@steve)
Estimable Member
Joined: 2 years ago
Posts: 212
Topic starter  

That is a logic board issue

My Upower dropps out for a sec starting just about any motor loads but the Plus Energy doesn't

I was kinda thinking it could be related to lower DC surge current due to higher input voltage 


   
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(@sid-genetry-solar)
Member Admin
Joined: 4 years ago
Posts: 2883
 
Posted by: @steve
I was kinda thinking it could be related to lower DC surge current due to higher input voltage

Surge ability will actually be HIGHER with higher input voltage...as even with the same amperage limit, an increase of voltage (volts * amps) will result in higher wattage.


   
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(@steve)
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Joined: 2 years ago
Posts: 212
Topic starter  

That was my logic

Just wasn't sure if the power Jack logic boards compensated for it 


   
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(@sid-genetry-solar)
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Joined: 4 years ago
Posts: 2883
 
Posted by: @steve
Just wasn't sure if the power Jack logic boards compensated for it

Ha.  No, nothing of the sort.


   
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(@steve)
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Joined: 2 years ago
Posts: 212
Topic starter  

This just got more interesting........

Just ran the tracking number and it shows 2 packages with same label 

One returned to sender due to duplicate 


   
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(@robertm)
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Joined: 3 years ago
Posts: 205
 
Posted by: @steve
2 packages with same label

The returned inverter was your 12K?


   
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(@steve)
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Joined: 2 years ago
Posts: 212
Topic starter  

That's what I'm thinking

I have no way to find out 


   
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(@steve)
Estimable Member
Joined: 2 years ago
Posts: 212
Topic starter  

This is funny

When Jack gave me the tracking number he listed description as 12K-LF-SP-48V/110V/220V-AMG, ASL2, no lcd, no charger

Thats the ASL2 in the 12K


   
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(@steve)
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Joined: 2 years ago
Posts: 212
Topic starter  

Helen just told me she left the company

427388119_Screenshot_20220802-1847542.thumb.jpg.a07e8f06e6f45a1e7693d46195cced87.jpg

 


   
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(@dickson)
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Joined: 4 years ago
Posts: 1047
 

Helen just told me she left the company

Helen  was transfer to handle  returned  inverter  and remanufactured  inverter according to her personal email to me .  She   longer handle  complaint  for PJ in China .      I  can not show  her email .   I hope you can still return your inverter  and  get  a complete refund  .    Do not  exchange for an inverter with the AMG2.0  transformer .    No  way to know if the transformer  has  a  ASL5.0  as PJ will put any transformer in the case .    Thank you for all your information  as this show me that PJ  do not know who is in charge but I trust Helen .      


   
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(@steve)
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Joined: 2 years ago
Posts: 212
Topic starter  

Considering how little I paid for it I'm thinking of just keeping it

Now that I know that they were sending me an ASL2 either way there's no point in getting it exchanged and with proper tuning and cooling this thing should perform quite well

Correct resonance will increase efficiency reducing heat, I'm just a bit surprised they didn't figure that out on the design level as it's been done on E frame inverters for decades (tuning them was part of my job)


   
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(@steve)
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Joined: 2 years ago
Posts: 212
Topic starter  

If only I could get a bigger transformer.....that fits in the case


   
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(@dickson)
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Joined: 4 years ago
Posts: 1047
 

If only I could get a bigger transformer.....that fits in the case

My 8000kw PJ has a ASL5.0  and a ASL5.0 will fit in yours .  PJ put the ASL5.0  in the AMG 16000kw .     Helen also sell  inverter  parts on ebay  but have to go thru  ebay message   or contact seller .   


   
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(@robertm)
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Joined: 3 years ago
Posts: 205
 
8 hours ago, dickson said:

If only I could get a bigger transformer.....that fits in the case

My 8000kw PJ has a ASL5.0  and a ASL5.0 will fit in yours .  PJ put the ASL5.0  in the AMG 16000kw .     Helen also sell  inverter  parts on ebay  but have to go thru  ebay message   or contact seller .   

Are the larger transformers AMG? Does it matter? Did Helen run off with Ray Jungle Power? The timing is suspicious.


   
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