Makina Ogwiritsa Ntchito Pakhomo Amathandizira mabizinesi kulandira aliyense mosavuta. Makasitomala ambiri amakonda zitseko izi chifukwa amapereka zolowera zopanda manja komanso zotuluka. Mabizinesi amasangalala ndi mtengo wotsika wamagetsi, chitetezo chokhazikika, komanso mawonekedwe amakono. Ogwira ntchitowa amakwaniritsanso miyezo yokhazikika yofikira ndipo amagwira ntchito bwino m'malo otanganidwa.
- Makasitomala amapeza zitseko zodziwikiratu kukhala zosavuta kuposa zamanja
- Mabizinesi amapulumutsa mphamvu pochepetsa kutenthetsa ndi kuziziritsa kutayika
- Zida zachitetezo ndi kutsata ADA zimapindulitsa ogwiritsa ntchito onse
Zofunika Kwambiri
- Ogwiritsa ntchito zitseko zolowera okhakonza zolowera kukhala zosavutandi zotetezeka kwa aliyense, kuphatikiza anthu olumala ndi omwe amanyamula katundu.
- Zitsekozi zimapulumutsa mphamvu potsegula pokhapokha ngati zikufunika, kuthandiza mabizinesi kuchepetsa ndalama zotenthetsera ndi kuziziziritsa.
- Kuchita popanda kukhudza kumapangitsa ukhondo ndi chitetezo, pamene mapangidwe amakono amapanga chithunzi cholandirira ndi akatswiri.
Makina Ogwiritsa Ntchito Pakhomo Loyenda Kuti Apezeke Bwino komanso Kutsata kwa ADA
Kulandira Makasitomala Onse
Mabizinesi amakumana ndi zovuta zambiri akamagwiritsa ntchito zitseko zamanja. Anthu ena sangathe kutsegula zitseko zolemera chifukwa chakuti ali ndi mphamvu zochepa kapena amagwiritsa ntchito njinga za olumala. Ogwira ntchito yaunamwino ndi ogwira ntchito yobereka nthawi zambiri amanyamula katundu wolemera, zomwe zimapangitsa kutsegula zitseko kukhala zovuta kwambiri. Zogwirira zitseko zachikale ndi njira zapansi zimatha kupangitsa anthu kuyenda. Zitseko zapamanja nthawi zina sizimakwaniritsa malo komanso zofunikira za anthu olumala.
Makina Ogwiritsa Ntchito Pakhomokuthetsa mavutowa. Amagwiritsa ntchito masensa kuti azindikire munthu akayandikira. Khomo limatsegulidwa ndi manja osavuta kapena dinani batani. Ntchitoyi yopanda kukhudza imathandiza aliyense, kuphatikiza anthu omwe ali ndi nkhawa kapena ukhondo. Machitidwe amakono ali ndi zinthu monga:
- Ma infrared ndi ma microwave sensors omwe amazindikira anthu kapena zinthu ndikuyimitsa chitseko ngati pakufunika
- Mabatani otuluka osakhudza komanso zowongolera zopanda zingwe
- Miyezo yachitetezo ndi makatani opepuka kuti mupewe ngozi
- Kuthamanga kwapang'onopang'ono ndikuyambira / kuyimitsa kofewa kuti mudutse bwino
Izi zimathandiza anthu kuyenda momasuka komanso mosatekeseka m'malo monga zipatala, mabwalo a ndege, ndi malo ogulitsira.
Kukwaniritsa Zofunikira Zamalamulo
Mabizinesi amayenera kutsatira lamulo la American Disabilities Act (ADA) kuti apewe chindapusa ndi milandu. Makina Ogwiritsa Ntchito Pakhomo amathandizira kukwaniritsa malamulowa. Tebulo ili pansipa likuwonetsa momwe machitidwewa amathandizira kutsata kwa ADA:
ADA Zofunika / Mbali | Kufotokozera |
---|---|
M'lifupi Womveka Wochepa | Pafupifupi mainchesi 32 kuti mufike panjinga ya olumala |
Maximum Opening Force | Osapitilira mapaundi 5 kuti agwiritse ntchito mosavuta |
Nthawi Yotsegula ndi Yotsegula | Khomo limatsegulidwa osachepera 3 masekondi ndipo amakhala otseguka kwa masekondi osachepera asanu |
Zomverera zachitetezo | Dziwani ogwiritsa ntchito ndikuletsa chitseko kuti chitseke |
Ma Actuators Opezeka | Kankhani mabatani kapena masensa mafunde pa mainchesi 15-48 kuchokera pansi |
Kuyika ndi Kusamalira Moyenera | Kuyika bwino komanso kuwunika pafupipafupi kumapangitsa kuti zitseko zizikhala zotetezeka komanso zovomerezeka |
Kuphatikiza ndi Security Systems | Imagwira ntchito ndi njira zolowera pomwe ikupezeka |
Kulephera kutsatira malamulo a ADA kungayambitse chindapusa cha feduro mpaka $75,000 pakuphwanya koyamba ndi $150,000 kwa ena am'tsogolo. Milandu, zilango zowonjezera za boma, ndi kuwononga mbiri kungawonongenso bizinesi. Automatic Sliding Door Operators amathandiza mabizinesi kupewa ngozizi ndikupanga malo olandirira aliyense.
Makina Ogwiritsa Ntchito Pakhomo Pang'onopang'ono Amakulitsa luso la Makasitomala
Kulowa Ndi Kutuluka Mosavutikira
Makasitomala akufuna kulowa ndikusiya bizinesi popanda vuto. Makina Ogwiritsa Ntchito Pakhomo Loyenda Amapangitsa izi zotheka. Makinawa amagwiritsa ntchito masensa oyenda kapena kukankha mabatani, kotero kuti anthu safunikira kukhudza chitseko. Izi zimathandiza aliyense, makamaka amene amanyamula zikwama, zokankha, kapena oyendetsa njinga za olumala. Panthawi yotanganidwa, zitseko zimatha kukhala zotseguka kuti anthu ambiri adutse mwachangu. Izi zimalepheretsa mizere ndikupangitsa magalimoto kuyenda.
- Kuchita popanda manja kumatanthauza kuti palibe kukankha kapena kukoka.
- Anthu olumala kapena mphamvu zochepa akhoza kulowa mosavuta.
- Zitseko zimakhala zotseguka panthawi ya kuchuluka kwa magalimoto, kuletsa zolepheretsa.
- Kulowa kosagwira kumathandiza kuti majeremusi asafalikire, zomwe ndizofunikira m'zipatala ndi m'masitolo.
Zowoneka Zabwino Kwambiri
Polowera ndi chinthu choyamba chomwe makasitomala amawona. Automatic Sliding Door Operators amapatsa bizinesi mawonekedwe amakono komanso olandirika. Magalasi akuluakulu amalowetsa kuwala kwachilengedwe, zomwe zimapangitsa kuti malowa azikhala owala komanso otseguka. Zitseko zimagwira ntchito mwakachetechete komanso bwino, kusonyeza kuti bizinesi imasamala za chitonthozo ndi khalidwe.
Phindu Gulu | Kufotokozera |
---|---|
Kufikika Kwambiri | Zitseko zotsetsereka zimachotsa zotchinga za anthu olumala, omwe amanyamula katundu, kapena oyenda pansi. |
Malo Oitanira | Amapanga mawonekedwe otseguka, owoneka bwino, komanso akatswiri omwe amakopa ogula. |
Kuwala Kwachilengedwe | Magalasi akuluakulu amawonjezera kuwala kwachilengedwe, zomwe zimapangitsa kuti malo azikhala olandirika. |
Kuchita Mwachangu | Zitseko zotsetsereka zimagwira ntchito molumikizana, zabwino malo ochepa. |
Mawonekedwe Owonjezera | Mapangidwe amakono amawongolera maonekedwe onse ndi chizindikiro cha malo ogulitsa. |
Bizinesi yomwe imagwiritsa ntchitozitseko zodziwikiratuimasonyeza kuti imayamikira kumasuka komanso kalembedwe. Makasitomala amazindikira izi ndipo nthawi zambiri amakhala olandirika komanso omasuka.
Ogwiritsa Ntchito Pakhomo Pang'onopang'ono Amathandizira Kuchita Bwino Kwa Mphamvu ndi Kupulumutsa Mtengo
Kuchepetsa Kutentha ndi Kuzizira Kutaya
Mabizinesi nthawi zambiri amataya mphamvu zitseko zikakhala zotseguka kwa nthawi yayitali. Ogwiritsa ntchito zitseko zolowera amathandizira kuthetsa vutoli. Zitsekozi zimagwiritsa ntchito masensa anzeru kuti atsegule pokhapokha wina akayandikira ndikutseka mwachangu anthu akadutsa. Izi zimachepetsa nthawi zitseko kukhala zotseguka komanso kuti mpweya wamkati usatuluke. Mitundu yambiri imagwiritsa ntchito magalasi otsekedwa ndi mafelemu olimba a zitseko kuti kutentha kusasunthike kapena kutuluka. Zitseko zina zimakhala ndi zowuma kawiri komanso zokutira zapadera zomwe zimakulitsa kutsekeka. Zinthu zimenezi zimathandiza kuti nyumbayi ikhale yotentha m’nyengo yozizira komanso m’chilimwe.
- Zitseko zimatseguka ndikutseka mwachangu, ndikuchepetsa kusinthana kwa mpweya.
- Magalasi otsekedwa ndi mafelemu amalepheretsa kutentha.
- Masensa anzeru komanso makonda osinthika amawongolera kugwiritsa ntchito zitseko.
- Zosindikizira zoyenera komanso zochotsera nyengo zoyimitsa ndikutayikira.
Kuwunika kwa msika kukuwonetsa kuti ogwiritsa ntchito zitseko zongolowera amathandizira kuti kutentha kwa m'nyumba kukhale kokhazikika. Phinduli limakhala lofunika kwambiri chifukwa nyumba zambiri zimatsatira miyezo yobiriwira ndikugwiritsa ntchito machitidwe apamwamba oyendetsera nyumba.
Ndalama Zochepa Zothandizira
Ogwiritsa ntchito zitseko zotsetsereka amathandizira mabizinesi kusunga ndalama pamabilu amagetsi. Mwa kusunga mpweya wotentha kapena wozizira mkati, zitsekozi zimachepetsa kufunika kwa mpweya kapena kutentha. Zitseko zimagwiritsa ntchito mphamvu zochepa kuti zitsegule ndi kutseka, choncho sizimawonjezera ndalama zambiri za magetsi. Pakapita nthawi, mabizinesi amawona kutsika kwa ndalama zomwe amalipira chifukwa nyumbayo imagwiritsa ntchito mphamvu zochepa kuti ikhale yabwino. Kusindikiza kwabwinoko pakati pa malo amkati ndi akunja kumatanthauzanso kuti dongosolo la HVAC siliyenera kugwira ntchito molimbika.
Langizo: Kusamalira nthawi zonse ndi kuyika koyenera kumathandiza kuti zitseko izi zizigwira ntchito bwino, zomwe zimapangitsa kuti asunge ndalama zambiri.
Ngakhale ndalama zenizeni zomwe zasungidwa zimatha kusiyana, mabizinesi ambiri amawona kutsika kwamphamvu kwakugwiritsa ntchito mphamvu komanso mtengo wake akakhazikitsa makina olowera pakhomo.
Ogwiritsa Ntchito Pakhomo Loyenda Mwadzidzidzi Amawonjezera Chitetezo ndi Ukhondo
Ntchito Yopanda Kukhudza
Kulowa mopanda kukhudza kumathandiza kuti malo onse azikhala aukhondo komanso otetezeka. Anthu akapanda kugwira zogwirira zitseko, amapewa kufalitsa majeremusi. Zitseko zoyenda-sensor ndi machitidwe otsegula-kutsegula amalola ogwiritsa ntchito kulowa ndi kutuluka popanda kukhudzana. Ukadaulo uwu ndiwofunikira m'malo monga zipatala, ma eyapoti, ndi malo ogulitsira. Akatswiri a zamakampani amati zitseko zosagwira zimachepetsa kukhudzana kwa manja ndi malo, yomwe ndiyo njira yaikulu yofalitsira majeremusi. Zitseko zina zimakhala ndi zokutira zothira majeremusi kuti majeremusi asafalikire pamwamba.
Kafukufuku wachipatala akuwonetsa kuti kukhazikitsa zitseko zosasunthika m'malo azachipatala zimathamatenda otsika omwe amapezeka m'chipatala ndi 30%. Zitsekozi zimachepetsanso kuchuluka kwa nthawi zomwe anthu amakhudza malo ndi 40%. Bungwe la World Health Organisation ndi CDC amalimbikitsa kuti zitseko ziziyenda zokha kuti zithandizire kupewa matenda. Zitseko zotsetsereka zimathandizanso kuti mpweya uziyenda pang'ono kusiyana ndi zitseko zozungulira, zomwe zimathandiza kuti majeremusi asafalikire mumlengalenga.
Zindikirani: Ukadaulo wopanda kukhudza tsopano ukuyembekezeredwa m'maofesi ndi m'masitolo ambiri. Anthu amamva kukhala otetezeka komanso omasuka ngati sakuyenera kukhudza malo omwe amagawana nawo.
Kuchepetsa Kuopsa kwa Ngozi
Zitseko zoyenda zokha zimathandiza kupewa ngozi zambiri zomwe zimachitika nthawi zambiri. Zida zachitetezo monga zowonera zoyenda, mizati yachitetezo, komanso kuthamanga kwapang'onopang'ono kumateteza anthu kuti asavulale. Makinawa amaimitsa kapena kukhotetsa chitseko ngati awona munthu kapena chinachake mnjira. Izi zimalepheretsa kuvulala kwa clamping, kutsekereza zala, ndi kugundana.
- Masensa a infrared amayimitsa chitseko ngati wina wathyola mtengo.
- Ma microwave ndi masensa akupanga amazindikira zinthu zomwe zikuyenda kapena akadali.
- M'mphepete mwachitetezo ndi masensa olumikizana amakhudzidwa ndi kukanikiza ndikuyimitsa chitseko.
Ntchito yotsutsa-clamping ndi chinthu china chofunikira chachitetezo. Imaletsa chitseko kutseka ngati iwona chopinga, kusunga anthu ndi zinthu zotetezeka. Mipata yokwanira bwino ya zitseko imathandizanso kupewa kuvulala kwa zala. Izi zimagwirira ntchito limodzi kuti malo omwe anthu onse azikhala otetezeka kwa aliyense, kuphatikiza ana ndi olumala.
Ogwiritsa Ntchito Pakhomo Pang'onopang'ono Amapereka Zithunzi Zamakono Zokongola komanso Zaukadaulo
Zowoneka bwino, Zamakono
Akatswiri opanga amavomereza kuti zitseko zongoyenda zokha zimapanga njira yokopa komanso yokongola. Zitsekozi zimachotsa zotchinga pakati pa msewu ndi bizinesi, zomwe zimapangitsa kuti anthu azitha kulowa mosavuta. Zitseko zimatseguka ndikutseka mwakachetechete, zomwe zimawonjezera chidwi komanso zimapangitsa kuti khomo likhale lolandiridwa. Mabizinesi ambiri amasankha zitseko izi chifukwa amapereka mawonekedwe oyera, ocheperako omwe amagwirizana ndi zomangamanga zamakono.
- Zomaliza makonda komanso mawonekedwe ang'onoang'ono amalola kuti zitseko zigwirizane ndi kalembedwe kalikonse.
- Magalasi a magalasi onse amalowetsa kuwala kwachilengedwe, kupangitsa kuti danga likhale lotseguka komanso lowala.
- Njanji zolemetsa ndi machubu achitsulo zimatsimikizira kuti zitseko zimakhala zolimba komanso zowoneka bwino, ngakhale zitagwiritsidwa ntchito kwambiri kapena nyengo yoyipa.
- Mapangidwe ang'onoang'ono amateteza malo apansi ndikupangitsa kuti polowera azikhala bwino.
Mabizinesi ambiri amasankhanso magwiridwe antchito osagwira komanso mawonekedwe anzeru. Zosankha izi zimakulitsa ukhondo ndi chitonthozo pamene zikuwonjezera kumverera kwamakono.
Kukulitsa Kuzindikira kwa Brand
Polowera bizinesi imapanga momwe makasitomala amawonera mtundu. Anthu akaona zitseko zongoyenda zokha, nthawi zambiri amaganiza kuti bizinesiyo ndi yamakono komanso imasamala za makasitomala ake. Makasitomala ambiri amakhala olandirika komanso otetezeka akaona zitseko zimenezi, makamaka m’malo otanganidwa kwambiri monga masitolo kapena zipatala. Mabizinesi omwe amaika zitseko zongoyenda okha nthawi zambiri amalandila ndemanga zabwino ndikuwona alendo ambiri.
- Kulowa kosasunthika, kopanda kukhudza kumawonetsa tsatanetsatane komanso ukatswiri.
- Zinthu zachitetezo, monga masensa oyenda, zimalimbitsa chidaliro komanso chidaliro.
- Kufikika kwa aliyense, kuphatikiza makolo omwe ali ndi ma strollers ndi anthu olumala, kukuwonetsa kuphatikizidwa.
- Zitseko zosamalidwa bwino zimasonyeza kudalirika ndi chisamaliro.
Khomo lamakono lingathandize bizinesi kuti iwoneke bwino ndikusiya malingaliro okhalitsa, abwino.
Makina Ogwiritsa Ntchito Pakhomo Pang'onopang'ono Amathandizira Kasamalidwe Kabwino ka Magalimoto Akuyenda
Kusamalira High Foot Traffic
Malo otanganidwa monga malo ogulitsira, ma eyapoti, ndi nyumba zamaofesi amawona anthu mazana kapena masauzande tsiku lililonse. Zitseko zotsetsereka zimathandiza malowa kusamalira makamu akuluakulu popereka mipata yayikulu kuti mudutsemo mosavuta. Makina ambiri amatha kutseguka mbali imodzi kapena zonse ziwiri, zomwe zimalola anthu kulowa ndi kutuluka nthawi imodzi. Mapulogalamu owongolera amalola ogwira ntchito kusintha momwe zitseko zimatsegukira ndi kutseka mwachangu, komanso nthawi yomwe amakhala otseguka. Kusinthasintha uku kumapangitsa kuti anthu aziyenda bwino komanso mosatekeseka.
- Zitseko zotsetsereka zimagwira ntchito bwino m'malo olimba komanso malo omwe mumakhala anthu ambiri.
- Iwokuchepetsa nthawi zitseko kukhala otseguka, zomwe zimathandiza kusunga mphamvu.
- Mapangidwe ang'onoang'ono komanso olimba amawapangitsa kukhala oyenera malo otanganidwa.
- Kukhazikitsa mwachangu kumatanthauza kuchepa kwa mabizinesi.
Langizo: Kuwunika chitetezo chatsiku ndi tsiku ndi zizindikiro zomveka bwino zimathandiza kuti zitseko zizigwira ntchito moyenera komanso moyenera.
Njira zabwino zothanirana ndi kuchuluka kwa anthu okwera pamapazi ndi monga kuyang'anira chitetezo nthawi zonse, kusunga zowongolera pansi, ndi kuphunzitsa ogwira ntchito kuti awone zovuta msanga. Kufufuza kwapachaka ndi oyendera ovomerezeka kumathandizanso kuti zitseko zikhale zotetezeka komanso zodalirika.
Kupewa Bottlenecks
Kulowera komwe kuli anthu ambiri kungachedwetse bizinesi ndi kukhumudwitsa makasitomala. Zitseko zoyenda zokha zimagwiritsa ntchito masensa osagwira kuti anthu alowe ndikutuluka osayima. Kuchita bwino kumeneku kumalepheretsa mizere ndipo kumapangitsa kuti magalimoto aziyenda, ngakhale panthawi yotanganidwa. Zitseko zina zimatha kukhazikitsidwa kuti zitheke kulowa ndi kutuluka, zomwe zimachepetsa kuchulukana kwambiri. Mapangidwe otsetsereka amasunga malo ndikupewa kutsekereza malo olowera.
- Njira ziwiri zoyendetsera magalimoto zimathandizira kuyenda kosalekeza.
- Zomverera zimatsegula zitseko mwachangu munthu akayandikira.
- Mapangidwe oteteza malo amaonetsetsa kuti zolowera zimveke bwino.
Zitseko zongoyenda zokha zimagwira ntchito yofunika kwambiri kuti polowera mabizinesi asapanikizidwe. Ntchito yawo yopanda manja ndiamazilamulira mwanzeruthandizani aliyense kulowa ndi kutuluka mosavuta.
Ogwiritsa Ntchito Pazitseko Zokhawokha Amapereka Kukonza Kochepa komanso Mtengo Wanthawi Yaitali
Chokhalitsa ndi Chodalirika
Mabizinesi amafunikira zitseko zomwe zimagwira ntchito tsiku lililonse popanda mavuto. Zotsegulira zitseko zongolowera zimagwiritsa ntchito ma mota amphamvu ndi zida zolimba. Makinawa amatha kugwiritsidwa ntchito kwambiri m'malo monga mahotela, ma eyapoti, ndi malo ogulitsira. Chojambulacho chimaphatikizapo masensa otetezera chitetezo ndi lamba-ndi-pulley dongosolo lomwe limachepetsa kuvala. Zitsanzo zambiri zimakhala ndi mbali zolimbana ndi nyengo, choncho zimagwira ntchito bwino nyengo zosiyanasiyana. Kuyeretsa nthawi zonse ndi kufufuza kosavuta kumapangitsa kuti zitseko ziziyenda bwino. Ogwiritsa ntchito ambiri amapeza kuti zitsekozi zimakhala zaka zambiri popanda khama lochepa.
Langizo: Konzani zoyendera mwachizolowezi kuti muzindikire zazing'ono zisanakhale zovuta zazikulu.
Zotsika mtengo pakanthawi
Kuyika ndalama pazitseko zotsegula zokha kumapulumutsa ndalama pakapita nthawi. Zitsekozi zimagwiritsa ntchito ma motors opatsa mphamvu omwe amachepetsa mphamvu zamagetsi. Ntchito yopanda kukhudza imachepetsa kuwonongeka kuchokera kukugwira pafupipafupi. Zigawo zoyenda zochepa zimatanthauza kuti pali mwayi wochepa wosweka. Mabizinesi amawononga ndalama zochepa pokonzanso ndikusintha zina. Zitseko zimathandizanso kusunga ndalama zotenthetsera ndi kuziziritsa potseka zolowera mwamphamvu. Pakapita nthawi, ndalamazo zimawonjezeka.
Kuyang'ana mwachangu zabwino zake:
Pindulani | Kufotokozera |
---|---|
Mitengo Yotsika Yokonza | Kuwonongeka kochepa kumatanthauza ndalama zochepa zomwe zimagwiritsidwa ntchito. |
Kupulumutsa Mphamvu | Ma motors ogwira ntchito amagwiritsa ntchito magetsi ochepa. |
Moyo Wautumiki Wautali | Mbali zolimba zimatha zaka zambiri. |
Kuchepetsa Nthawi Yopuma | Kuchita zodalirika kumapangitsa kuti bizinesi iziyenda bwino. |
Kusankha zotsegulira zitseko zongolowera zimapatsa mabizinesi njira yanzeru, yokhalitsa.
Automatic Sliding Door Operators amathandizira mabizinesi kupititsa patsogolo kupezeka, chitetezo, komanso ukhondo. Akatswiri amakampani amawunikira zabwino izi:
- Kulowa popanda manja kumathandizira kupewa matenda.
- Kufikira popanda zopinga kumathandiza aliyense, kuphatikizapo okalamba.
- Zosintha mwamakonda zimakulitsa mawonekedwe omanga.
- Kupulumutsa mphamvu kumathandizira zolinga zomanga zobiriwira.
Eni mabizinesi amapeza phindu lanthawi yayitali komanso chithunzi chamakono.
FAQ
Kodi oyendetsa zitseko zoyenda zokha amagwira ntchito bwanji?
Zomverera zimazindikira anthu pafupi ndi khomo. Theinjini ndi lamba dongosolosunthani chitseko chotsegula kapena kutseka. Chitetezo chimayimitsa chitseko ngati china chitchinga.
Kodi mabizinesi angakhazikitse kuti ma khomo otsetsereka?
Mahotela, mabwalo a ndege, zipatala, masitolo, ndi maofesi amagwiritsa ntchito machitidwewa. Amakwanira mitundu yambiri yolowera ndikuwongolera chitetezo komanso kusavuta.
Kodi oyendetsa zitseko zoyenda okha ndizovuta kuwasamalira?
Ogwiritsa ntchito ambiri amangofunika kuyeretsa kosavuta komanso kuwunika pafupipafupi. Zigawo zokhazikika komanso kapangidwe kanzeru zimathandizira kuchepetsa zosowa zokonzanso. Mabizinesi ambiri amapeza kukonza kosavuta komanso kotsika mtengo.
Nthawi yotumiza: Jul-21-2025