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Author Topic: 12kW L2 Chargers  (Read 3641 times)

ultrarnr

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12kW L2 Chargers
« on: March 06, 2019, 05:42:38 AM »

Has anyone ever seen or heard of L2 chargers that can charge at 12kW? Are they in development? What about Europe? Just curious about what drove Zero to develop this option. Thanks.
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remmie

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Re: 12kW L2 Chargers
« Reply #1 on: March 06, 2019, 06:27:32 AM »

In Europe (and everywhere there are type 2 mennekes plug chargers) it is 3 phase with either 16, 32 or 63 Amps per phase. So 11 kW, 22kW or even 43kW total

In the Netherlands :
lots and lots of 11kW stations (typically at least 10 within a 10 km radius)
lots of 22 kW stations
fast chargers with 43kW AC are less common but still you will find at least 3 within a 50 km radius (at least here in the Netherlands)

So the 12kW charger by Zero can charge at 75-80% of its full capacity on a 11kW station if I judge the wiring correctly (2x 3kW charger on 2 of the 3 phases and 1x 6kW charger on the third phase). So at 11kW charging station "only" 9 kW (3x3kW) or maybe 9.8 (3+3+3.7) and at 22kW or 43kW stations the full 12kW can be used
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Current : Red Premium Zero SR/F (ordered May 25, delivered August 23 2019) with Rapid charger for 12kW charging
Former : White Zero SR 2018 ZF14.4 kWh (17.500 km)
Former : Black Zero SR 2014 ZF11.4 kWh (25.000 km)
SR's outfitted with Homemade "Supercharger" 6x eltek Flatpack S (12 kW)

aaronzeromoto

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Re: 12kW L2 Chargers
« Reply #2 on: March 06, 2019, 06:33:46 AM »

Thank you for starting this thread.  I am very interested to see what experiences people have both with higher power home EVSE and how many support higher power in the wild today.  It's my understanding that 90% of the charging infrastructure in the US is Level 2, but I can't quantify how many offer higher power.  I do know that many of the EVSE in Europe along freeways offer higher power.  But real experiences from people in the world would be very helpful. 

Here are a few links of interest:

https://store.clippercreek.com/level2/level2-40-to-80

https://emotorwerks.com/store/residential/juicebox-pro-75-smart-75-amp-evse-with-24-foot-cable

Regards,
aaronzeromoto
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@aaronzeromoto
Zero Motorcycles
Director of Customer Experience

2018 Zero DSR + 6kW Charge Tank
2016 Zero FXS
2015 Zero DS + 2.5 kW Charge Tank
2014 Zero SR + Power Tank
2013 Zero DS ZF11.4, Zero FX ZF5.7 and Zero XU 2.8
2007 Yamaha V Star

MVetter

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Re: 12kW L2 Chargers
« Reply #3 on: March 06, 2019, 10:08:30 AM »

I have alerted Terry to this thread. Prepare to harvest data.
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Electric Terry

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Re: 12kW L2 Chargers
« Reply #4 on: March 06, 2019, 10:35:15 AM »

I've used about 5000 J1772's (3300 alone according to ChargePoint, stat pic below) in the last 8 years (sometimes 4 at a time) and I've seen just 1 J1772 station that can do 12 kW located in Tucson, AZ (pic attached, and FB link below) but it is no longer on the map.  About 1 in 100 will do 8 kW, but 99% are 7 kW or less, and almost all Blink stations are about 5.5 kW or less.

But I've seen quite a few Tesla stations do over 16 kW.

And the easiest way to get 12 kW or more, (I have many times pulled 24 kW or higher), is using multiple J1772's at the same time.  I've used thousands of locations with 2 J plugs or more, many have 4 or more.

https://www.facebook.com/ElectricTerry/photos/a.487822534646889/510584192370723/?type=3&theater



When viewing the pic attachments, slide the viewer all the way to the right to see the whole pic
« Last Edit: March 06, 2019, 10:40:11 AM by Electric Terry »
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100,000+ all electric miles on Zero Motorcycles - 75,000+ on a 2012 Zero S and 35,000+ miles on a 2015 Zero SR
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MVetter

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Re: 12kW L2 Chargers
« Reply #5 on: March 06, 2019, 10:56:37 AM »

Terry you really need to check out those EVGo stations I told you about. They advertise 7.4 but here's one putting out 10.6.
« Last Edit: March 06, 2019, 11:08:49 AM by MVetter »
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Electric Terry

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Re: 12kW L2 Chargers
« Reply #6 on: March 06, 2019, 11:07:26 AM »

46 Amps lol!! (and it says 30 amps (rated max) below that hahahaha)  I will check them out! 
« Last Edit: March 06, 2019, 11:10:17 AM by Electric Terry »
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100,000+ all electric miles on Zero Motorcycles - 75,000+ on a 2012 Zero S and 35,000+ miles on a 2015 Zero SR
http://www.facebook.com/electricterry
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https://twitter.com/electricterry

MrBlc

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Re: 12kW L2 Chargers
« Reply #7 on: March 06, 2019, 01:54:15 PM »

This thread has made me curious as well..
How is Zero solving this?
In .no the only option when using type1 (or J1772) connector is 1-phase 230V up to 32 A, which equates to 7 kW.

All public charging stations are however equipped with Mennekes Type 2 connnectors, of which if possible, some support 3 phase 400V 32A outputting 22 kW.
So.. if J1772 connector is the only possible connector setup for Zero bikes, it severely limits their potential for all of .no (and other scandinavian countries)

..Not to mention people having to have a Mennekes to J1772 cable with them wherever they go in addition to the Schuko to J1772 setup..
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MVetter

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Re: 12kW L2 Chargers
« Reply #8 on: March 06, 2019, 02:10:34 PM »

The new SR/F offers a Mennekes Type 2 inlet for the EU version of the bike. The J1772 is generally for North America.
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Doug S

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Re: 12kW L2 Chargers
« Reply #9 on: March 06, 2019, 09:17:01 PM »

It is pretty annoying. Just as the J1772 seems to be coming into widespread availability, it's almost too underpowered and obsolete to be of any use.

I remember vividly waiting for CA 85 to open up when I was living in San Jose. It passed literally a block from my home and where I worked, so it was just perfect for me. Everybody thought it was going to really help relieve congestion all around. The day it opened, I eagerly jumped on it...and sat in a virtual parking lot all the way to work.

A day late and a dollar short.
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There's no better alarm clock than sunlight on asphalt.

NEW2elec

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Re: 12kW L2 Chargers
« Reply #10 on: March 06, 2019, 09:59:30 PM »

I guess you have to hit the road the the chargers you have not the chargers you want.

The j1772 is only a stop gap for now and they work fine for home use but not for long trips in there intended form use.
The troubling aspect of DC charging as one EVA owner pointed out was that for now it was more costly than gas for the mileage traveled with a pay station.
Maybe I missed it but where did Zero say the 12kw option would for sure only have one inlet?  The current charge tank has a j1772 inlet on the top so why can't the one for the SRF?
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Fran K

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Re: 12kW L2 Chargers
« Reply #11 on: March 06, 2019, 10:25:09 PM »

…….The j1772 is only a stop gap for now and they work fine for home use but not for long trips in there intended form use.
The troubling aspect of DC charging as one EVA owner pointed out was that for now it was more costly than gas for the mileage traveled with a pay station.
…..
"for now"  Now there is no road tax on recharging is there?  In this state I believe there is a percent tax at the wholesale level for liquid fuels and then the per gallon both state and federal.

But from what I read on here if you have to pay to recharge the cost benefits in the advertising are quite questionable.   Then at least with gas or diesel you can pay in cash and say no I do not participate in your bonus plan to save a few cents a gallon and keep track of what one does.
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ultrarnr

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Re: 12kW L2 Chargers
« Reply #12 on: March 06, 2019, 10:51:51 PM »

Doug S, You are spot on. I have had dual Elcon chargers for my Zero SR for several years and thought they were awesome. They finally allowed you to go on extended road trip on the SR. Sure charge times were as long as two hours but despite that I made several trips out to western NC and had a great time. But then last spring I bought an Energica Eva and got to experience CCS charging with 20-30 minute charge times. I made a trip out to western NC in July in which most (but not all) of my charging was CCS. Needless to say I have no desire to do another road trip with the SR again. Faster charging is like a very addictive drug, the more of it you get the more you want and you never want to stop getting more.
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MVetter

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Re: 12kW L2 Chargers
« Reply #13 on: March 07, 2019, 12:13:39 AM »

This is what we try to explain to our customers, yet many of them insist on the 6.6kW unit instead of the 9.9.
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MrBlc

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Re: 12kW L2 Chargers
« Reply #14 on: March 07, 2019, 12:25:43 AM »

The new SR/F offers a Mennekes Type 2 inlet for the EU version of the bike. The J1772 is generally for North America.

Are you certain of this? I cannot find any information supporting it..
I tried looking at this picture to get details, but it's too grainy..
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