240电缆直径粗 240平方电缆直径多少？
240\u5e73\u65b9\u7535\u7f06\u76f4\u5f84 240\u7684\u7535\u7f06\u76f4\u5f84\u662f\u591a\u5927240\u5e73\u65b9\u7684\u9ad8\u538b\u7535\u7f06\u662f\u6307240\u5e73\u65b9\u6beb\u7c733.14rr=240rr=79.73\u5e73\u65b9\u6beb\u7c73r=\u6839\u53f779.73=8.74\u6beb\u7c73\u76f4\u5f84=8.74X2=17.48\u6beb\u7c73
\u8ba1\u7b97\u65b9\u6cd5\uff1a
1\u3001 \u77e5\u9053\u7535\u7ebf\u7684\u5e73\u65b9\uff0c\u8ba1\u7b97\u7535\u7ebf\u7684\u534a\u5f84\u7528\u6c42\u5706\u5f62\u9762\u79ef\u7684\u516c\u5f0f\u8ba1\u7b97\uff1a\u7535\u7ebf\u5e73\u65b9\u6570\uff08\u5e73\u65b9\u6beb\u7c73\uff09\uff1d\u5706\u5468\u7387\uff083.14\uff09\u00d7\u7535\u7ebf\u534a\u5f84\uff08\u6beb\u7c73\uff09\u7684\u5e73\u65b9
2\u3001 \u77e5\u9053\u7535\u7ebf\u7684\u76f4\u5f84\uff0c\u8ba1\u7b97\u7535\u7ebf\u7684\u5e73\u65b9\u4e5f\u7528\u6c42\u5706\u5f62\u9762\u79ef\u7684\u516c\u5f0f\u6765\u8ba1\u7b97\uff1a\u7535\u7ebf\u7684\u5e73\u65b9\uff1d\u5706\u5468\u7387\uff083.14\uff09\u00d7\u7ebf\u76f4\u5f84\u7684\u5e73\u65b9\uff0f4\u7535\u7f06\u5927\u5c0f\u4e5f\u7528\u5e73\u65b9\u6807\u79f0\uff0c\u591a\u80a1\u7ebf\u5c31\u662f\u6bcf\u6839\u5bfc\u7ebf\u622a\u9762\u79ef\u4e4b\u548c\u3002\u7535\u7f06\u622a\u9762\u79ef\u7684\u8ba1\u7b97\u516c\u5f0f\uff1a0.7854 \u00d7 \u7535\u7ebf\u534a\u5f84\uff08\u6beb\u7c73\uff09\u7684\u5e73\u65b9 \u00d7 \u80a1\u6570\u598248\u80a1\uff08\u6bcf\u80a1\u7535\u7ebf\u534a\u5f840.2\u6beb\u7c73\uff091.5\u5e73\u65b9\u7684\u7ebf\uff1a0.7854 \u00d7\uff080.2 \u00d7 0.2\uff09\u00d7 48 = 1.5\u5e73\u65b9
3\u3001\u6210\u7f06\u5916\u5f84+\u5916\u88ab\u539a\u5ea6\u6210\u7f06\u5916\u5f84\uff1aK*D 2\u82af K=23\u82af K=2.164\u82af K=2.425\u82af K=2.76\u82af K=3.07\u82af K=3.0
1\u3001\u5355\u82af
\u975e\u94e0\u88c5\uff1a31.5mm
\u94e0\u88c5\uff1a38.8mm
2\u3001\u4e09\u82af
\u975e\u94e0\u88c5\uff1a55.9mm
\u94e0\u88c5\uff1a61.8mm
3\u3001\u4e09\u82af+1\u82af\uff08240x3+120\uff09
\u975e\u94e0\u88c5\uff1a60.1mm
\u94e0\u88c5\uff1a66.1mm
\u8fd9\u4e2a\u89c4\u683c\u7684\u7535\u7f06\u901a\u5e38\u8bbe\u5907\u5b89\u88c5\u5c31\u662f\u6309\u7535\u7f06\u622a\u9762\u79ef*2\u7684\u4f30\u7b97\uff0c240\u7535\u7f06\u5c3d\u91cf\u63a7\u5236\u5728500A\u7535\u6d41\u4ee5\u4e0b\uff0c\u4e24\u6839\u5c31\u662f1000\u4ee5\u4e0b\u3002
240\u5e73\u65b9mm\u7684\u7535\u7f06\u7ecf\u67e5\u7535\u7f06\u7535\u6d41\u5bf9\u7167\u8868,\u7535\u6d41\u4e3a490A\u3002\u4e09\u76f8\u7535\u7684\u529f\u7387\u56e0\u6570\u4ee50.85\u8ba1\u7b97\uff0c\u5219\u8be5\u7535\u7ebf\u80fd\u627f\u53d7\u7684\u6700\u5927\u529f\u7387\u4e3a\uff1aP=\u221a3\u00d7U\u00d7I\u00d7cos\u03c6=1.732\u00d7380\u00d7490\u00d70.85=274kW\u3002
\u6269\u5c55\u8d44\u6599\uff1a
\u7535\u7ebf\u7535\u7f06\u7528\u4ee5\u4f20\u8f93\u7535\uff08\u78c1\uff09\u80fd\uff0c\u4fe1\u606f\u548c\u5b9e\u73b0\u7535\u78c1\u80fd\u8f6c\u6362\u7684\u7ebf\u6750\u4ea7\u54c1\u3002
\u5e7f\u4e49\u7684\u7535\u7ebf\u7535\u7f06\u4e5f\u7b80\u79f0\u4e3a\u7535\u7f06\uff0c\u72ed\u4e49\u7684\u7535\u7f06\u662f\u6307\u7edd\u7f18\u7535\u7f06\u3002
\u5b83\u53ef\u5b9a\u4e49\u4e3a\uff1a\u7531\u4e0b\u5217\u90e8\u5206\u7ec4\u6210\u7684\u96c6\u5408\u4f53\uff1b\u4e00\u6839\u6216\u591a\u6839\u7edd\u7f18\u7ebf\u82af\uff0c\u4ee5\u53ca\u5b83\u4eec\u5404\u81ea\u53ef\u80fd\u5177\u6709\u7684\u5305\u8986\u5c42\uff0c\u603b\u4fdd\u62a4\u5c42\u53ca\u5916\u62a4\u5c42\uff0c\u7535\u7f06\u4ea6\u53ef\u6709\u9644\u52a0\u7684\u6ca1\u6709\u7edd\u7f18\u7684\u5bfc\u4f53\u3002
\u7535\u7ebf\u7535\u7f06\u4ea7\u54c1\u7edd\u5927\u591a\u6570\u662f\u622a\u9762(\u6a2a\u65ad\u9762)\u5f62\u72b6\u5b8c\u5168\u76f8\u540c(\u5ffd\u7565\u56e0\u5236\u9020\u800c\u4ea7\u751f\u7684\u8bef\u5dee)\u3001\u5448\u957f\u6761\u72b6\u7684\u4ea7\u54c1\uff0c\u8fd9\u662f\u7531\u4e8e\u5728\u7cfb\u7edf\u6216\u8bbe\u5907\u4e2d\u662f\u4f5c\u4e3a\u6784\u6210\u7ebf\u8def\u6216\u7ebf\u5708\u800c\u4f7f\u7528\u7684\u7279\u5f81\u6240\u51b3\u5b9a\u7684\u3002
\u6240\u4ee5\u7814\u7a76\u5206\u6790\u7ebf\u7f06\u4ea7\u54c1\u7684\u7ed3\u6784\u7ec4\u6210\uff0c\u53ea\u9700\u4ece\u5176\u622a\u9762\u6765\u89c2\u5bdf\u5206\u6790\u3002
\u7535\u7ebf\u7535\u7f06\u4ea7\u54c1\u7684\u7ed3\u6784\u5143\u4ef6\uff0c\u603b\u4f53\u4e0a\u53ef\u5206\u4e3a\u5bfc\u7ebf\u3001\u7edd\u7f18\u5c42\u3001\u5c4f\u853d\u548c\u62a4\u5c42\u8fd9\u56db\u4e2a\u4e3b\u8981\u7ed3\u6784\u7ec4\u6210\u90e8\u5206\u4ee5\u53ca\u586b\u5145\u5143\u4ef6\u548c\u627f\u62c9\u5143\u4ef6\u7b49\u3002\u6839\u636e\u4ea7\u54c1\u7684\u4f7f\u7528\u8981\u6c42\u548c\u5e94\u7528\u573a\u5408\uff0c\u6709\u7684\u4ea7\u54c1\u7ed3\u6784\u6781\u4e3a\u7b80\u5355\u3002
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1\u2014\u7535\u7ebf\u7535\u7f06
你要电缆中其中一根的线缆直径吧？这个貌似得有个国标不国标的说法吧。也一般来说，国标的是在23mm左右。
直径12厘米左右
绛旓細17.48mm銆傚湪涓夌浉380V鐨勭郴缁熷綋涓紝鍗曡姱240骞虫柟姣背鐨勯摐鐢电紗鍙互甯269鍗冪摝锛屼笁鑺240骞虫柟姣背鐨勯摐鐢电紗鍙互甯206鍗冪摝銆傚崟鑺240骞虫柟姣背閾滅數缂嗙殑鍙壙杞界殑鏈澶ф祦閲忎负510A锛岃屼笁鑺240骞虫柟姣背鐨勯摐鐢电紗鍙壙杞界殑鏈澶ф祦閲忎负392A銆
绛旓細鐢辨鍙緱240MM鐨勭數缂嗗叾鍗婂緞涓8.74MM锛岀洿寰勪负17.48MM銆2銆240骞虫柟mm鐨勭數缂嗙粡鏌ョ數缂嗙數娴佸鐓ц〃,鐢垫祦涓490A銆備笁鐩哥數鐨勫姛鐜囧洜鏁颁互0.85璁＄畻锛屽垯璇ョ數绾胯兘鎵垮彈鐨勬渶澶у姛鐜囦负锛歅=鈭3脳U脳I脳cos蠁=1.732脳380脳490脳0.85=274kW銆
绛旓細240骞虫柟鐨勭數鍔涚數缂嗘槸鎸囧叾闈㈢Н涓240骞虫柟姣背 璁惧崐寰勪负r姣背銆傞潰绉=r2脳3.14=240 r=8.74姣背 鐩村緞涓8.74脳2=17.48姣背 鐢电嚎鐢电紗鏄寚鐢ㄤ簬鐢靛姏銆侀氫俊鍙婄浉鍏充紶杈撶敤閫旂殑鏉愭枡銆傗滅數绾库濆拰鈥滅數缂嗏濆苟娌℃湁涓ユ牸鐨勭晫闄愩傞氬父灏嗚姱鏁板皯銆佷骇鍝佺洿寰勫皬銆佺粨鏋勭畝鍗曠殑浜у搧绉颁负鐢电嚎锛屾病鏈夌粷缂樼殑绉颁负瑁哥數绾匡紝鍏朵粬鐨...
绛旓細1KV鑰愬帇3*240+2*120鐨勬剰鎬濇槸3鏍240鐨勭嚎鍜2鏍120鐨勭嚎240銆傚氨鏄嚎鐨勬í鎴潰绉渾鐨勯潰绉=蟺r銆240鐨勫崐寰勬槸8.74120鐨勬槸6.188.74*3*2+6.18*2*2=52.44+24.72=77.16锛岃繖鏄墍鏈夐摐绾跨殑鐩村緞銆傚拰鐒跺悗鍔犱笂姣忓眰鐢电紗鐨勫寰銆傚ぇ绾﹀氨鏄180姣背宸﹀彸锛屽啀鍔犱笂5鑺數缂嗕腑闂存湁绌轰綑绌洪棿杩樻湁鎬荤嚎鐨勫灞傜粷缂樺眰灏...
绛旓細240鏄钩鏂规绫筹紝鎸囩殑鏄嚎绮椾负鎬诲叡240骞虫柟姣背锛30鏄寚鐨勯挗蹇冪殑骞虫柟姣背锛24鏄寚姝ょ嚎閾濋儴鍒24鑲★紝閽㈠績7鑲°傚崟鑺垎鏀數缂嗚鏍艰〃绀烘硶锛氬悓涓鍥炶矾鐢电紗鏍规暟*锛1*鏍囩О鎴潰锛夛紝 0.6/1KV 濡傦細4*(1*185)+1*95 0.6/1KV 澶氳姱鍚屾姢濂楀瀷鍒嗘敮鐢电紗瑙勬牸琛ㄧず娉曪細鐢电紗鑺暟脳鏍囩О鎴潰-T锛屽锛4脳25-T 璇︾粏...
绛旓細鍗曡姱240鐢电紗鐩村緞绾35.3mm锛屼笁鑺240鐢电紗鐩村緞64.7mm
绛旓細MYJV42 涓枃鍚嶇О涓虹叅鐭跨敤閾滆姱浜よ仈鑱氫箼鐑粷缂樼矖閽笣閾犺鑱氭隘涔欑儻鎶ゅ鐢靛姏鐢电紗锛岀數鍘嬬瓑绾т笉鍚岋紝鐩村緞涓嶅悓锛屽垎鍒涓嬶細MYJV42-0.6/1kv锛59.9mm MYJV42-1.8/3kv锛68.0mm MYJV42-3.6/6kv锛78.5mm MYJV42-6/6kv銆6/10kv锛82.0mm MYJV42-8.7/10kv锛88.0mm 浠ヤ笂涓鸿繎浼煎寰勶紝涓嶅悓鍘傚鍙兘鏈夌粏寰...
绛旓細涓嶅悓鐨勫巶瀹跺彲鑳芥湁涓嶅悓鐨勫昂瀵革紝缁欎綘涓涓弬鑰冨昂瀵革紝澶鐩村緞绾︿负28.8mm锛屽笇鏈涘浣犳湁鎵甯姪銆
绛旓細鏌ヨ鐢电紗鍘傚鐨勬牱鏈傚彲浠ユ壘鍑鸿鍨嬪彿鐢电紗鐨勫寰锛屾瘮濡俌JV22-1kV-4x240+1x150涓洪摖瑁呯數缂嗭紝澶栧緞杈冩棤閾犺鐨勫悓鍨嬪彿鐢电紗绮寰堝銆傚寰勫ぇ绾70~80mm宸﹀彸锛屽嵆7~8鍘樼背銆
绛旓細绾2.379鍏枻鑷2.719鍏枻閲嶃傚洜涓哄叾妯埅闈㈢Н杈冨ぇ锛屽嵆鐢电紗鐨鐩村緞鐩稿杈冨ぇ銆傞噸閲忓拰浣撶Н鎴愭姣旓紝鍥犳锛屽湪浼犺緭鐩稿悓鐢垫祦鐨勬儏鍐典笅锛岃緝绮楃殑鐢电嚎浼氭湁杈冧綆鐨勭數闃伙紝浠庤屽噺灏戜紶杈撹繃绋嬩腑鐨勮兘鑰椼傛澶栵紝240鐢电紗閫氬父鐢ㄤ簬浼犺緭澶х數娴侊紝鍥犳闇瑕佽緝绮楃殑绾垮緞鏉ョ‘淇濈數娴佺殑浼犺緭鏁堢巼銆傛墍浠ワ紝240鐢电紗涓绫崇害2.379鍏枻鑷2.719...
