conventional radar ? probably ... but one of the hype people going regarding sophisticated AESA radar is exactly this reason, they are harder to recognized by RWR, even PESA is already quite a hassle for RWR.
perhaps Sokor reasoning are due to "Redundance", they probably think where the scenario all or some battery banks suddenly shorted or had electrical problem to the point where crew are deemed not safe to check on submarine battery compartment section, they could use the AIP to power the subs and...
the philippines LPD just has started steel cutting, while the FMP already had the keel module, i guess the FMP would ended up in the graving dock first.
i wonder if there was any hydra like figure such as soeharto on wagner that will fill the power vacuum immediately, heard the passenger onboard were also wagner top chain of command.
"now you shut up"
https://kemlu.go.id/portal/en/read/5108/berita/indonesian-vice-foreign-minister-and-vanuatu-foreign-minister-conduct-ground-breaking-of-port-vila-airport-vip-building-renovation-grant-project
AH140 keel ?
https://www.pal.co.id/2023/08/publikasi/news-berita/tinjau-pt-pal-indonesia-bappenas-optimis-industri-pertahanan-nasional-mampu-wujudkan-indonesia-emas/
i wonder how they will secure the f-16 operation and delivery to ukraine, those thing would absolutely be the russian priority target, the russian are on bliss since ukraine barely demonstrate any air superiorty , air denial capabilty since now and rely mostly on GBAD, once those falcon...
their defense are bare minimum, so many CIWS, manually operated manpads (NK-6 just like those on myanmar frigates), and those are pre cold war main gun.....
there's no need to dive deeper, 100-300 meter is more or less common operating depth of submarine, non magnetic steel on 212 construction could also gain advantage against MAD sensor from maritime patrol aircraft.