[Bldg-sim] Modelling LG VRF Systems in eQUEST

[Syed Safiuddin Hussaini]

Thanks so much Bill !



Syed Hussaini, PE, CEM

Energy Engineer





On Tue, Nov 18, 2025 at 1:55 PM Bill Bishop <William.J.Bishop at imegcorp.com>
wrote:

> Hi Syed,
>
>
>
> See attached BDLLIB.dat file I compiled 6 years ago. I believe I started
> with the file that comes with the eQUEST DOE-2.2 installation and
> customized it to add all the curves I had from LG. The LG data starts on
> line 27146 through the end of the file at line 30324 and includes curves I
> compiled from three or four sources for LG equipment lines MultiV3, MultiV4
> and MultiV5.
>
>
>
> Regards,
>
> ~Bill
>
>
>
> *William Bishop*, PE, CEM, LEED AP, ASHRAE (BEMP, BEAP, CDP)
> Associate Principal | Project Executive | Sustainability & Energy
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> *From:* Bldg-sim <bldg-sim-bounces at lists.onebuilding.org> *On Behalf Of *Syed
> Safiuddin Hussaini via Bldg-sim
> *Sent:* Tuesday, November 18, 2025 3:21 PM
> *To:* bldg-sim at lists.onebuilding.org; Julien Lafond <jlafond at altanova.io>
> *Subject:* [Bldg-sim] Modelling LG VRF Systems in eQUEST
>
>
>
> *External Email: *Treat links and attachments with caution.
>
> Hi all,
>
> I’m currently modeling an LG VRF system in eQUEST and need the
> *BDLLIB.DAT* file referenced in the VRF guide below:
>
>
> https://legacy.lghvac.com/resource-service?filename=VRF-EM-eQUEST-ModelingGuide_US.pdf
> <https://legacy.lghvac.com/resource-service?filename=VRF-EM-eQUEST-ModelingGuide_US.pdf&utm_source=chatgpt.com>
>
> Could you please provide the *LG BDLLIB.DAT* file used to obtain the
> performance curves for the LG ARUM and ARUN series VRF systems?
>
> Thank you in advance for your help.
>
> Best regards,
> Syed Hussaini, P.E., C.E.M.
> Senior Energy Engineer
>
>
>
>
>
> )+1 480-512-9739
> +*shussaini at altanova.io <jlafond at altanova.io>*
>
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