[RE-wrenches] Generator interface relay
drake.chamberlin at redwoodalliance.org
drake.chamberlin at redwoodalliance.org
Tue Jul 8 06:25:59 PDT 2025
A 240 V coil, block relay works for this. Connect the coil wires to the
output L1 and L2 of the generator. Run the AC input between the common
and the N/C terminal. When the generator starts, the relay opens and the
power is off.
_Drake Chamberlin_
_Athens Electric LLC_
_Ohio Electrical Contractor's License 44810_
_NABCEP Certified PV Installation Professional_
---
On 2025-07-07 21:49, Jeremy Rodriguez via RE-wrenches wrote:
> The GT inverter does not have this function. I just need a relay to
> drop L1 or L2 to the inverter when the generator starts.
>
> Jeremy Rodriguez
> Solar Installation / Design
>
> All Solar, Inc.
> 1453 M St.
> Penrose Colorado 81240
>
> Sent by Jeremy's iPhone. Sorry for typos and shorthand.
>
>> On Jul 7, 2025, at 3:25 PM, Darryl Thayer via RE-wrenches
>> <re-wrenches at lists.re-wrenches.org> wrote:
>
> I am confused does you GT have a drop grid function?
>
> On Mon, Jul 7, 2025, 4:07 PM Ryan Harkins via RE-wrenches
> <re-wrenches at lists.re-wrenches.org> wrote:
>
> PSP Products! SAK-60 model for up to 60A. Easy setup, detects
> frequency of generator, and drops the inverter out for you. Doesn't
> require direct wiring to the gen.
>
> <SAK-60-Angle-Shadow-scaled.jpeg>
>
> SAK-60 Wireless Load Management [1]
> pspproducts.com [1]
>
> Ryan Harkins
> NABCEP Certified PV Installation Professional(tm) /
> Project Manager
>
> <Screen Shot 2013-04-12 at 2.33.51 PM.png>
>
> Synergy Renewable Systems, LLC
> PO Box 58
> Stoughton, WI 53589
> PH: (608) 712-7862
>
> See our new website!
> www.synergyrenewablesystems.com [2]
>
> On Jul 7, 2025, at 3:33 PM, Jeremy Rodriguez via RE-wrenches
> <re-wrenches at lists.re-wrenches.org> wrote:
>
> Wrenches
> What are you using to drop AC to a GT inverter when a generator starts
> up?
> I have a 40A rated contactor in place but it failed after 18 months.
> The generator is not close to the inverters , so I ran a grid reference
> circuit to the inverter location and installed the contactor there.
>
> Jeremy Rodriguez
> Solar Installation / Design
> All Solar, Inc.
> 1453 M St.
> Penrose Colorado 81240
>
> Sent by Jeremy's iPhone. Sorry for typos and shorthand.
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<SAK-60-Angle-Shadow-scaled.jpeg>
<Screen Shot 2013-04-12 at 2.33.51 PM.png>
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Links:
------
[1]
https://www.pspproducts.com/load-management/sak-60-wireless-load-management/
[2] http://www.synergyrenewablesystems.com
[3] http://re-wrenches.org
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