240平方铝电缆能带多大负荷 240平方mm的电缆最大能承担多少千瓦负荷
185\u94dd\u82af\u7535\u7f06\u80fd\u5e26\u591a\u5927\u8d1f\u8377\uff1f185\u94dd\u7ebf365\u4e2a\u7535\u6d41\uff0c\u53ef\u4ee5\u8d1f\u8f7d166KW\u3002
\u5de5\u7a0b\u4e0a\uff0c\u4e00\u822c\u94dd\u82af\u7535\u7f06\u6bcf\u5e73\u65b9\u5141\u8bb8\u901a\u8fc7\u7684\u5b89\u5168\u7535\u6d41\u4e3a2A\u3001185\u5e73\u65b9\u7684\u94dd\u82af\u7ebf\u5141\u8bb8\u901a\u8fc7\u7684\u5b89\u5168\u7535\u6d41\u4e3a370A\u3002\u800c\u4e09\u76f8\u4ea4\u6d41\u529f\u7387\u7b49\u4e8e\u221a3\u00d7\u7535\u538b\u00d7\u7535\u6d41\u00d7\u529f\u7387\u56e0\u7d20(P=\u221a3UI.cos\u03c6)\u3002\u5982\u82e5\u529f\u7387\u7b49\u4e8e1\u5343\u74e6\uff0c\u7535\u538bU=380V\uff0c\u529f\u7387\u56e0\u6570\u4e3a0.9\uff0c\u8003\u8651\u53d1\u70ed\u3001\u673a\u68b0\u635f\u5931\u7b49\u6548\u7387\u03b7=0.9\u3002\u5b9e\u9645\u5de5\u7a0b\u4e2d\u8fd8\u9700\u8003\u8651\u7535\u673a\u7684\u8fc7\u8f7d\u80fd\u529b\u3001\u4e09\u76f8\u7535\u6d41\u7684\u4e0d\u5e73\u8861\u3001\u4f9b\u7ed9\u7535\u6e90\u7535\u538b\u7684\u4e0b\u964d\u7b49\u56e0\u7d200.96\uff0c\u5219\u7535\u6d41I=1000\u00f7\u221a3\u00f7380\u00f70.9\u00f70.9\u00f70.96\u22482A\uff0c\u4e5f\u5c31\u662f\u7535\u6d41\u5728\u4e00\u822c\u60c5\u51b5\u4e0b\u53ef\u6309\u6bcf1\u5343\u74e6\u76f8\u5f53\u4e8e2\u5b89\u57f9\u7684\u76f8\u7535\u6d41\u8003\u8651\u3002\u5219370A\u7684\u76f8\u7535\u6d41\u7684\u7535\u673a\u7684\u529f\u7387\u7ea6\u4e3a185\u5343\u74e6\u3002
\u4e25\u683c\u8bb2\u8fd9\u4e0e\u7535\u7ebf(\u7f06)\u7684\u957f\u5ea6\u3001\u538b\u964d\u8981\u6c42\u3001\u662f\u5426\u957f\u671f\u8fd0\u884c\u7684\u3001\u662f\u7a7a\u67b6\u8fd8\u662f\u57cb\u5730\u3001\u73af\u5883\u6e29\u5ea6\u7684\u9ad8\u4f4e\u3001\u5176\u91c7\u7528\u4ec0\u4e48\u7edd\u7f18\u6750\u6599\u3001\u6709\u6ca1\u6709\u7edd\u7f18\u5c42\u7b49\u7684\u8bf8\u591a\u56e0\u6b64\u76f8\u5173\u3002\u56e0\u4e3a\uff0c\u5f71\u54cd\u7535\u7ebf(\u7f06)\u5141\u8bb8\u7535\u6d41\u7684\u56e0\u7d20\u5f88\u591a\u3002\u7406\u8bba\u4e0a\u53ef\u6309\u53d1\u70ed\u6761\u4ef6\u9009\u62e9\u8ba1\u7b97\u3001\u6309\u5bb9\u8bb8\u7535\u538b\u635f\u5931\u9009\u62e9\u8ba1\u7b97\u3001\u6309\u7ecf\u6d4e\u7535\u6d41\u5bc6\u5ea6\u9009\u62e9\u8ba1\u7b97\u8fd9\u4e09\u79cd\u8ba1\u7b97\u65b9\u6cd5\u53bb\u786e\u5b9a\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
绛旓細2銆240骞虫柟鏋剁┖閾濆绾跨殑杞芥祦閲忓湪480A宸﹀彸锛鐢ㄤ簬10KV鐢靛帇绛夌骇鏃跺彲甯480KW锛岀敤浜400V鐢靛帇绛夌骇鏃讹紝鍙甫190KW宸﹀彸鐨勮礋鑽銆3銆佹牴鎹祴閲忥紝姝ｅ父鎯呭喌涓嬪湪480瀹夊乏鍙炽傝岃繖鏍风殑鐢电嚎涓鑸潵璇存槸閽堝楂樺帇鐢电嚎锛岃兘澶熻揪鍒10鍗冧紡銆傛牴鎹姛鐜囩殑璁＄畻鍏紡锛屽氨鍙互寰楀埌杩欐牱鐨勭數绾匡紝璐熻嵎鑳藉杈惧埌4800鍗冪摝銆4銆佸鏋滅數鍘嬫瘮杈冧綆锛屾瘮濡...
绛旓細240骞虫柟閾濊姱鐢电紗涓夌浉鍥涚嚎鍙礋鑽14.5鍗冪摝銆傛牴鎹笁鐩哥數鐩哥嚎鐢垫祦璁＄畻鍏紡 P=I脳U脳1.732脳cos桅锛汸-鍔熺巼(W)锛沀-鐢靛帇(380V)锛沜os桅-鍔熺巼鍥犵礌(0.85)锛汭-杞芥祦閲(A)锛涙煡涓嬭〃寰楀埌锛240骞虫柟閾濊姱绾跨殑鏈澶у畨鍏ㄨ浇娴侀噺I涓260A锛涘甫鍏ユ暟鎹甀=260A锛孶=380V 锛宑os桅=0.85锛涜绠楀緱锛240骞虫柟閾濊姱鍙壙鍙...
绛旓細8=181,鍒欏彲甯︽渶澶璐熻嵎涓1.38*345*0銆傝嫢绯荤粺鍔熺巼鍥犳暟鍙0240骞虫柟姣背鐨勯摑鑺嚎锛屽厑璁告埅娴侀噺涓345A.732*鐢靛帇*鐢垫祦*鍔熺巼鍥犳暟=1.8.732*0
绛旓細190鍗冪摝銆傛牴鎹煡璇㈠鏈綉鏄剧ず锛240骞虫柟閾濈數缂嗙殑杞芥祦閲忓湪480瀹夛紝鐢ㄤ簬10鍗冪摝鐢靛帇绛夌骇鏃跺彲甯480鍗冪摝锛岀敤浜400鐡︾數鍘嬬瓑绾ф椂锛屽彲甯190鍗冪摝鐨勮礋鑽枫
绛旓細280鍗冪摝銆傛牴鎹煡璇㈢敓娲荤櫨绉戠綉鏄剧ず锛240骞虫柟閾濊姱鐢电紗鍙互璐熻浇鐨勫姛鐜囦负280鍗冪摝锛屼笖鑳藉鎵胯浇鐨勭數娴侀噺鍦372瀹変箣闂淬傞摑鍚堥噾鐢靛姏鐢电紗閲囩敤鐗规畩杈婂帇鎴愬瀷鍨嬬嚎缁炲悎鐢熶骇宸ヨ壓鍜岄鐏鐞嗙瓑鍏堣繘鎶鏈殑鏂板瀷鏉愭枡鐢靛姏鐢电紗銆
绛旓細鏍规嵁涓婅〃璁＄畻鍏紡鐭ラ亾240骞虫柟鐨閾鑺鐢电紗鏍囧噯鎯呭喌涓480A鐨勭數娴侊紝涓鑸380V鐨勭數鍘嬩竴涓崈鐡﹂渶瑕2-2.5A鐨勭數娴侊紝鍦ㄦ牴鎹綘鐢电紗鐨勫煁璁炬柟娉曞強鐢电紗鐨勯暱搴︽渶鍚庣‘瀹鑳藉甫鍔ㄥ灏戝姛鐜囷紝鏈澶氭帶鍒跺湪240鍗冪摝涔嬪唴銆
绛旓細鍥炵瓟锛240閾鐢电紗鑳借浇360~420涔嬮棿銆240閾绾挎病鏈夎杩囥傚ぇ姒傚湪300~350鍚с
绛旓細涓鑸潵璇达紝240閾鑺數绾胯兘澶熸壙杞界殑鐢垫祦閲忓ぇ姒傚湪372瀹夊埌425瀹変箣闂达紱鍙互绠楀嚭瀹冪殑鍔熺巼绛変簬0.38涔樹互鐢垫祦閲忎箻浠1.732涔樹互0.85绛変簬280鍒237鍗冪摝涔嬮棿銆鐢电紗澶у皬涓鑳藉甫鍔熺巼鐨勫搴斿叧绯伙細1銆佸鏋滄槸閾滆姱绾匡紝绾垮緞涔樹互8锛屽氨鏄渶澶у畨鍏ㄧ數娴侊紝鐢垫祦涔樹互220浼忕數鍘嬶紝灏辨槸鏈澶ф壙鍙楀姛鐜囥傚4骞虫柟鐨勯摐鑺嚎锛屼箻浠8绛変簬32...
绛旓細YJV4*240+1*120閾鑺鐢电紗鍩嬪湴鏁疯鏃讹紝鎸佺画杞芥祦閲忎负300A锛孻JV4*240+1*120閾濊姱鐢电紗绌烘皵鏁疯鏃讹紝鎸佺画杞芥祦閲忎负260A锛屾寜姣忓崈鐡﹀伐浣滅數娴2A璁＄畻锛孻JV4*240+1*120閾濊姱鐢电紗鍩嬪湴鏁疯鏃讹紝鍙甫150Kw锛孻JV4*240+1*120閾濊姱鐢电紗绌烘皵鏁疯鏃讹紝鍙甫130Kw銆
绛旓細绛旓細240mm²脳4+120mm²脳1閾滅數缂嗚兘甯758.2鍗冪摝锛240mm²脳4+120mm²脳1閾濈數缂嗚兘甯530.7鍗冪摝銆傝В鏋愶細鏌ユ壘瀹炵敤浜旈噾鎵嬪唽锛屾瘡骞虫柟閾滅數缂嗗畨鍏ㄨ礋杞界數娴佹槸6A锛屽垯240骞虫柟閾绾挎昏礋杞界數娴 240脳6=1440A锛涜繖绉5鑺數缂嗗簲鐢ㄧ數璺槸涓夌浉鍔ㄥ姏鐢垫簮380V鐢靛帇锛屾牴鎹笁鐩哥數婧愬姛鐜囪绠楀叕寮忥細P=鈭3...
