[RE-wrenches] Surrette L-16 battereis

Ray Walters ray at solarray.com
Mon Dec 28 22:04:14 PST 2015


The HUP is a smaller footprint than L16s because it is a taller 
battery.  We've moded quite a few battery boxes just by raising them and 
adding a strip of wood at the bottom.

R.Ray Walters
CTO, Solarray, Inc
Nabcep Certified PV Installer,
Licensed Master Electrician
Solar Design Engineer
303 505-8760

On 12/28/2015 7:39 AM, Drake wrote:
> For  the time being, we replaced the failed Trojan L-16 E to keep the 
> the bank going. We are investigating different options, including the 
> Deka batteries. A limiting factor is the footprint of his battery 
> bank. It is in a vented enclosure in his living space. To expand the 
> footprint would mean major construction. This may be required at some 
> point.
>
> Drake
>
> At 09:38 PM 12/27/2015, you wrote:
>> Following up on this earlier thread, Drake...
>> Now previously knowing these system details, my advice no longer 
>> applies, simply because FLA industrial cells don't generally come 
>> that small. This is a small bank. If his array is large enough to 
>> properly charge a larger bank (the MX60 can handle around 3,200W at 
>> 48Vnom), smaller industrial cells would work. The smallest HUP 48V 
>> system is rated at 845 A-hr and retails for just over $12K, about 
>> what he planned for his nickel-irons.
>> Any updates since this thread?
>> Allan
>>
>> *Allan Sindelar*
>> allan at sindelarsolar.com <mailto:allan at sindelarsolar.com>
>> NABCEP Certified PV Installation Professional
>> NABCEP Certified Technical Sales Professional
>> New Mexico EE98J Journeyman Electrician
>> Founder (Retired), Positive Energy, Inc.
>> *505 780-2738 cell*
>>
>>
>> On 12/16/2015 6:17 AM, Drake wrote:
>>> Thanks for all the helpful responses.
>>>
>>> The battery bank is composed of 8 Trojan L-16E batteries in series 
>>> with around 2.6 kW of PV on an older 48 V Outback system with one 
>>> VFX 3648 and one MX-60. I did not install the system, but I did 
>>> supply the faltering bank of replacement L-16s.
>>>
>>>
>>> At 12:37 PM 12/15/2015, you wrote:
>>>> Drake,
>>>> Your request is missing specifics so my answer can only be generic. 
>>>> Get away from all L16s. Go to one string of industrial cells. There 
>>>> are numerous well-respected brands. I would put HUPs at about the 
>>>> top. www.hupsolarone.com <http://www.hupsolarone.com>. Spend some 
>>>> time on this website and it will become more clear.
>>>> Allan
>>>>
>>>> *Allan Sindelar*
>>>> allan at sindelarsolar.com <mailto:allan at sindelarsolar.com>
>>>> NABCEP Certified PV Installation Professional
>>>> NABCEP Certified Technical Sales Professional
>>>> New Mexico EE98J Journeyman Electrician
>>>> Founder (Retired), Positive Energy, Inc.
>>>> *505 780-2738 cell*
>>>>
>>>>
>>>> On 12/15/2015 9:07 AM, Drake wrote:
>>>>> Hello Wrenches,
>>>>>
>>>>> Even after my clients have learned to maintain their batteries 
>>>>> properly, the Trojan L-16 batteries continue to crater, one cell 
>>>>> at a time. One client is considering spending $12,000 on a nickel 
>>>>> - iron battery bank he found on the web. This seems like a 
>>>>> ridiculously large investment, but he is feeling desperate. We 
>>>>> urgently need another option from the Trojan L-16s.
>>>>>
>>>>> How are the Surrette L-16s holding up? Would you recommend them as 
>>>>> worth the extra investment?
>>>>>
>>>>> What is the best battery to use in an off grid system these days.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> Drake
>>>>>
>>>>> Drake Chamberlin
>>>>> /Athens Electric LLC
>>>>> OH License 44810
>>>>> CO License 3773
>>>>> NABCEP Certified Solar PV
>>>>> 740-448-7328
>>>>> /http://athens-electric.com/
>>>>>
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