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SOLD! - Synapse 600W pure sine wave inverter - 12V

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Item: Synapse 600W pure sine wave inverter - 12V

Age: Brand new - never used

Price: R1650

Payment Method Accepted: Cash or EFT

Warranty: None but item is brand new

Packaging: Original packing. Comes with cables and software to connect the unit to PC/laptop

Condition: Brand new, never used

Location: Jhb, near Eastgate Shopping Centre

Reason: Got a Victron from a forum member :)

Shipping: At your risk and expense. The unit is quite heavy...

Collection: Preferred.

Link pulled off internet: Synapse UPS 600W 12V DC Inverter | SP-Energy

 
 
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Edited by GreenMan

  • GreenMan changed the title to SOLD ! - Synapse 600W pure sine wave inverter - 12V
  • 3 weeks later...
  • GreenMan changed the title to Back up for sale - Synapse 600W pure sine wave inverter - 12V
  • Author

This unit works well with a 12V lithium battery (a friend has been using his inverter with a Hubble 120AH LiFePo4 for more than a year) as you can change settings for charge voltage and for the low voltage cut-off. 

  • GreenMan changed the title to SOLD! - Synapse 600W pure sine wave inverter - 12V
On 2023/02/10 at 4:13 PM, GreenMan said:

This unit works well with a 12V lithium battery (a friend has been using his inverter with a Hubble 120AH LiFePo4 for more than a year) as you can change settings for charge voltage and for the low voltage cut-off. 

Hi there! I've been looking for info on using this unit with a Lithium battery. Do you know which settings to change to what?

2 hours ago, neethro said:

Hi there! I've been looking for info on using this unit with a Lithium battery. Do you know which settings to change to what?

Refer to settings 17 and 18 and adjust to the lithium battery you are using. 

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  • Author

And change inverter cut-out voltage to 12V or whatever is > than your battery's BMS turn-off voltage.

If not the BMS turns off then the inverter won't turn on and the battery won't charge (obviously). 

If this happens you need to apply a voltage across the battery from e.g. a normal car battery charger (isolated for safety - or disconnect the inverter AC in). This will wake up the BMS and the inverter can then turn on. 

This is a problem with some "trolley" inverters which are meant for lead acid batteries and on which you cannot change the settings.
So when voltage drops too low the BMS cuts out and the inverter won't turn on as it needs the battery voltage in order to turn on.
This happens with the Ellies inverter - seen this first hand. Not sure about the Mecers.

  • 2 years later...

In the manual for this inverter it states the following:

This unit’s output does not have built-in Earth Leakage protection, this must be installed separately by an electrician

Is this required? and did anyone here actually do this? 

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