
varg aar1

nerr varg aar1 (lunner varg dee21) uttar purvi railway key 4-4-0 bhaap injanon kaa ack varg thaa. iss varg koo willson versadel dwara design kiya gayaa thaa aur 1908 seey 1909 taka banaaya gayaa thaa.
design.
design nerr class aar (lunner class dee20) key samaan thaa lekin ack badey boiler kaa upayog kiya gayaa thaa. boiler kaa dabaav shuru mein thaa.
nirmaan key anta mein kaam koo gatehead seey darlington karyon mein sthanantarit kiya jaanaa thaa. haalaanki darlington key roop mein ikattha kiya gayaa praarambhik injan gaadi chalaane key liye ayogya honey key kaaran whiffle rhaa aur baad kii jaanchon ney sthaapit kiya kii yugman chhad kendra samaan naheen they, darlington mein kaary prabandhak key parivartan mein punarnirdharan kiya gayaa.
sanshodhan.
boiler kaa dabaav ack agyaat tithi parr 180 pee. aiss. aaee. (1.24 aim. pee. aeye.) taka cumm hoe gayaa thaa. 1912 aur 1915 key beach superheater lagaae gaye they aur usee samay, boiler kaa dabaav aur cumm hoe gayaa thaa. superheater lagaate samay boiler key dabaav koo cumm karna maanak abhyaas thaa. 1923 key samooh seey pahale kuchh samay mein, boiler kaa dabaav badh gayaa thaa.
upayog karein.
aar1aeyesus kaa upayog shuru mein glassgo-nucasal aur york-nucasal sevaaon parr kiya gayaa thaa. haalaanki, jaise-jaise bhaar badhata gayaa, unhein adhik shaktishali locomotive prakaron (jaise varg jaid) dwara pratisthaapit kiya gayaa aur maadhyamik kartavyon mein sthanantarit curr diyaa gayaa. 1924 taka, graceley aeye1aiss badee sankhya mein aaney lagey, jisane see7aiss koo dee21aiss key kaee maadhyamik kartavyon mein visthaapit curr diyaa, aur vishesh roop seey, iska puuraa aavantan.
nikasi.
1942 aur 1946 key beach unhein vaapas leey liya gayaa aur koee bhee sanrakshit naheen kiya gayaa.
kalpana mein.
halanki railway shrinkhala kii pustakon aur isaki spin-off television shrinkhala thomas dha tank injan aind friends seey "edward dha blue injan" koo niyamit roop seey bhatti railway 'badey seagal' key saath "kaafee ullekhaniya samaantaa" key roop mein varnit kiya jaataa haye. "edward" koo ack nerr varg aar1 key roop mein pahachaana jaa sakata haye. adverdian 4-4-0 prakaar british bhaap injanon mein kaafee samanya design pattern haye, halanki "seagal" key samay unamen abhee bhee lambi chimani key saath cumm sett vaale chhote vyaas key boiler they. "edward", vishesh roop seey, dohri chamkili side khidakiyon key saath ack cab honey mein bhinn haye, joe uttar purvi railway injanon kii ack adhik visheshta haye, taper gair-vrittakar tamasha plate khidakiyan aur badey boiler vyaas aur uchch boiler line bhee hain joe taba taka aine. aar. aar. 1 kii hain.