65千瓦用多大的电缆 100千瓦负荷用多大电缆
65KW\u7684\u7528\u7535\u8d1f\u8377\u5e94\u8be5\u91c7\u7528\u591a\u5927\u7684\u7535\u7f06\u548c\u7a7a\u5f00\uff1f65KW\u7684\u7528\u7535\u8d1f\u8377\u5e94\u8be5\u91c7\u752825\u5e73\u65b9\u7684\u4e09\u82af\u7535\u7f06.\u603b\u7684\u7528150A,UPS\u7528120A.\u7535\u673a\u752825A.
\u5b9a\u4e491\uff1a\u7531\u4e00\u6839\u6216\u591a\u6839\u76f8\u4e92\u7edd\u7f18\u7684\u5bfc\u4f53\u548c\u5916\u5305\u7edd\u7f18\u4fdd\u62a4\u5c42\u5236\u6210\uff0c\u5c06\u7535\u529b\u6216\u4fe1\u606f\u4ece\u4e00\u5904\u4f20\u8f93\u5230\u53e6\u4e00\u5904\u7684\u5bfc\u7ebf\u3002
\u5b9a\u4e492\uff1a\u901a\u5e38\u662f\u7531\u51e0\u6839\u6216\u51e0\u7ec4\u5bfc\u7ebf\uff08\u6bcf\u7ec4\u81f3\u5c11\u4e24\u6839\uff09\u7ede\u5408\u800c\u6210\u7684\u7c7b\u4f3c\u7ef3\u7d22\u7684\u7535\u7f06\uff0c\u6bcf\u7ec4\u5bfc\u7ebf\u4e4b\u95f4\u76f8\u4e92\u7edd\u7f18\uff0c\u5e76\u5e38\u56f4\u7ed5\u7740\u4e00\u6839\u4e2d\u5fc3\u626d\u6210\uff0c\u6574\u4e2a\u5916\u9762\u5305\u6709\u9ad8\u5ea6\u7edd\u7f18\u7684\u8986\u76d6\u5c42\u3002\u7535\u7f06\u5177\u6709\u5185\u901a\u7535\uff0c\u5916\u7edd\u7f18\u7684\u7279\u5f81\u3002
\u5206\u7c7b
\u7535\u7f06\u6709\u7535\u529b\u7535\u7f06\u3001\u63a7\u5236\u7535\u7f06\u3001\u8865\u507f\u7535\u7f06\u3001\u5c4f\u853d\u7535\u7f06\u3001\u9ad8\u6e29\u7535\u7f06\u3001\u8ba1\u7b97\u673a\u7535\u7f06\u3001\u4fe1\u53f7\u7535\u7f06\u3001\u540c\u8f74\u7535\u7f06\u3001\u8010\u706b\u7535\u7f06\u3001\u8239\u7528\u7535\u7f06\u3001\u77ff\u7528\u7535\u7f06\u3001\u94dd\u5408\u91d1\u7535\u7f06\u7b49\u7b49\u3002\u5b83\u4eec\u90fd\u662f\u7531\u5355\u80a1\u6216\u591a\u80a1\u5bfc\u7ebf\u548c\u7edd\u7f18\u5c42\u7ec4\u6210\uff0c\u7528\u6765\u8fde\u63a5\u7535\u8def\u3001\u7535\u5668\u7b49\u3002
\u7535\u7f06\u6309\u7167\u5149\u4f0f\u7535\u7ad9\u7684\u7cfb\u7edf\u53ef\u5206\u4e3a\u76f4\u6d41\u7535\u7f06\u53ca\u4ea4\u6d41\u7535\u7f06\uff0c\u6839\u636e\u7528\u9014\u53ca\u4f7f\u7528\u73af\u5883\u7684\u4e0d\u540c\u5206\u7c7b\u5982\u4e0b\uff1a
1.\u76f4\u6d41\u7535\u7f06
(1)\u7ec4\u4ef6\u4e0e\u7ec4\u4ef6\u4e4b\u95f4\u7684\u4e32\u8054\u7535\u7f06\u3002
(2)\u7ec4\u4e32\u4e4b\u95f4\u53ca\u5176\u7ec4\u4e32\u81f3\u76f4\u6d41\u914d\u7535\u7bb1(\u6c47\u6d41\u7bb1)\u4e4b\u95f4\u7684\u5e76\u8054\u7535\u7f06\u3002
(3)\u76f4\u6d41\u914d\u7535\u7bb1\u81f3\u9006\u53d8\u5668\u4e4b\u95f4\u7535\u7f06\u3002
\u4ee5\u4e0a\u7535\u7f06\u5747\u4e3a\u76f4\u6d41\u7535\u7f06\uff0c\u6237\u5916\u6577\u8bbe\u8f83\u591a\uff0c\u9700\u9632\u6f6e\u3001\u9632\u66b4\u6652\u3001\u8010\u5bd2\u3001\u8010\u70ed\u3001\u6297\u7d2b\u5916\u7ebf\uff0c\u67d0\u4e9b\u7279\u6b8a\u7684\u73af\u5883\u4e0b\u8fd8\u9700\u9632\u9178\u78b1\u7b49\u5316\u5b66\u7269\u8d28\u3002
2.\u4ea4\u6d41\u7535\u7f06
(1)\u9006\u53d8\u5668\u81f3\u5347\u538b\u53d8\u538b\u5668\u7684\u8fde\u63a5\u7535\u7f06\u3002
(2)\u5347\u538b\u53d8\u538b\u5668\u81f3\u914d\u7535\u88c5\u7f6e\u7684\u8fde\u63a5\u7535\u7f06\u3002
(3)\u914d\u7535\u88c5\u7f6e\u81f3\u7535\u7f51\u6216\u7528\u6237\u7684\u8fde\u63a5\u7535\u7f06\u3002
\u6b64\u90e8\u5206\u7535\u7f06\u4e3a\u4ea4\u6d41\u8d1f\u8377\u7535\u7f06\uff0c\u6237\u5185\u73af\u5883\u6577\u8bbe\u8f83\u591a\uff0c\u53ef\u6309\u7167\u4e00\u822c\u7535\u529b\u7535\u7f06\u9009\u578b\u8981\u6c42\u9009\u62e9\u3002
\u9700\u898125\u5e73\u65b9\u7684\u7535\u7f06\u7ebf\u3002
\uff081\uff09\u8ba1\u7b97\u65b9\u6cd5\uff1a
\u6839\u636e\u4e09\u76f8\u7535\u76f8\u7ebf\u7535\u6d41\u8ba1\u7b97\u516c\u5f0f I=P\u00f7(U\u00d71.732\u00d7cos\u03a6)
P-\u529f\u7387(W);U-\u7535\u538b(380V);cos\u03a6-\u529f\u7387\u56e0\u7d20(0.85);I-\u76f8\u7ebf\u7535\u6d41(A)
\u5e26\u5165\u6570\u636eP=100kw\uff0cU=380V \uff1b
\u8ba1\u7b97\u5f97\uff0c\u76f8\u7ebf\u7535\u6d41I=178A
\uff082\uff09\u5728\u4e09\u76f8\u5e73\u8861\u7535\u8def\uff0c\u4e00\u822c\u94dc\u5bfc\u7ebf\u7684\u5b89\u5168\u8f7d\u6d41\u91cf\u4e3a5~8A/mm^2\u3002
178\u00f78=22.25mm^2\uff0c\u7535\u7f06\u6700\u8fd1\u7684\u89c4\u683c\u4e3a25mm^2
\u6269\u5c55\u8d44\u6599\uff1a
\u7535\u7f06\u7ebf\u9009\u8d2d\u8981\u70b9
1\u3001\u770b\u5305\u88c5\uff0c\u56fd\u6807\u7684\u7535\u7ebf\u5f80\u5f80\u505a\u90fd\u6bd4\u8f83\u597d\uff0c\u6574\u9f50\uff0c\u624b\u62ff\u4e0a\u53bb\u6709\u8d28\u91cf\u611f\u3002
2\u3001\u6253\u5f00\u5305\u88c5\u770b\u4e00\u4e0b\u91cc\u9762\u7684\u7535\u7ebf\uff0c\u56fd\u6807\u7684\u7535\u7ebf1.5---6\u5e73\u65b9\u7684\u7535\u7ebf\u8981\u6c42\u662f\u76ae\u539a\uff08\u7edd\u7f18\u539a\u5ea6\uff090.7mm\uff0c\u592a\u539a\u7684\u5c31\u662f\u975e\u6807\u7684\uff0c\u76f8\u5e94\u7684\u5b83\u7684\u5185\u82af\u5c31\u4e0d\u591f\uff0c\u7ebf\u76ae\u53ef\u4ee5\u7528\u529b\u7684\u626f\u4e00\u4e0b\uff0c\u4e0d\u5bb9\u6613\u626f\u7834\u7684\u4e00\u822c\u5c31\u662f\u56fd\u6807\u7684\u3002
3\u3001\u7528\u706b\u70e7\u4e00\u4e0b\uff0c\u79bb\u5f00\u540e5s\u5185\u7184\u706d\u7684\uff0c\u6709\u4e00\u5b9a\u963b\u71c3\u529f\u80fd\u7684\u4e3a\u56fd\u6807\u7ebf\u3002
4\u3001\u770b\u5185\u82af\uff0c\u5185\u82af\u7684\u6750\u8d28\uff08\u94dc\u8d28\uff09\u5149\u4eae\u5ea6\u8d8a\u9ad8\u94dc\u8d28\u8d8a\u597d\uff0c\u5e76\u4e14\u5149\u5ea6\u5300\uff0c\u6709\u5149\u6cfd\uff0c\u6ca1\u6709\u5c42\u6b21\u611f\u3002\u56fd\u6807\u8981\u6c42\u5185\u82af\u4e00\u5b9a\u8981\u7528\u65e0\u6c27\u94dc\u3002\u975e\u6807\u7684\u5982\u9ed1\u6746\u94dc\uff0c\u53ef\u80fd\u5b58\u5728\u4e8b\u6545\u9690\u60a3\u3002
5\u3001\u56fd\u5bb6\u89c4\u5b9a\u7535\u7ebf\u4e0a\u4e00\u5b9a\u8981\u6253\u6709\u4e00\u5b9a\u7684\u6807\u8bc6\uff0c\u6700\u5927\u4e0d\u4f1a\u8d85\u8fc7500mm\u90fd\u4f1a\u6709\u76f8\u540c\u7684\u6807\u8bc6\u6253\u51fa\u6765\uff0c\u4e0a\u9762\u4e00\u822c\u6709\u4ea7\u54c1\u7684\u5546\u6807\uff0c\u5382\u5bb6\u540d\u79f0\uff0c\u6267\u884c\u6807\u51c6\u7b49\u3002
\u53c2\u8003\u8d44\u6599\uff1a
\u767e\u5ea6\u767e\u79d1-\u7535\u7f06\u7ebf
给电机配电缆是技术活，要不是老电工提醒，很多学徒工都会栽跟头
绛旓細鏄崟鐩歌繕鏄笁鐩哥殑锛熺數鐑ょ鍩烘湰涓婃槸绾數闃荤數璺紝鍔熺巼鍥犳暟鍙互鍒0.9浠ヤ笂銆傚崟鐩220V鐨勮瘽锛岀數娴佹槸65000梅220梅0.9=328.3A锛屼笉闇瑕鑰冭檻鐢电紗闀垮害鐨勮瘽锛岀敤YJV-0.6/1KV-2*120mm2鐨勯摐鑺數缂嗭紙杞芥祦閲350A锛夛紝绌哄紑寰楃敤400A 涓夌浉鐨380V锛岀數娴佹槸65000梅380梅1.732梅0.9=109.7A锛屼笉闇瑕佽冭檻鐢电紗闀垮害鐨勮瘽锛...
绛旓細鍦ㄧ幇瀹炰腑瀹归噺杈惧埌65KW鐨鐢ㄦ埛鏄笉鍙兘浣跨敤鍗曠浉渚涚數鐨勶紙鍗虫墍璋撶殑220浼忎緵鐢碉級锛岄兘鏄娇涓夌浉鍥涚嚎鍒讹紙380浼忥級銆備笁鐩镐緵鐢靛閲忚揪65KW锛岀嚎寰勬渶灏50锛堥摐鑺35)锛涙渶浣抽厤缃70锛堥摐鑺50)銆
绛旓細棣栧厛锛屾寜鐓65KW鐨鍗曚竴璁惧锛屼笖涓轰綆鍘嬭绠楋細1銆佽绠楄礋鑽凤細Pjs=55.25 KW锛屽亣璁綾os a =0.82锛決js=41.443.38 KVA锛孖js=99.68A銆2銆佺數鍔涜緭閫佽窛绂讳负2km锛屽绾夸负閾滆姱銆傚悓鏃跺湪璁惧绔璁40KVAR鐢靛琛ュ伩瑁呯疆锛岄偅涔堬細閲囩敤3鏍姑150骞虫柟姣背閾鐢电紗骞惰仈鏃讹紝鐢靛帇闄嶈惤涓4.7 %锛屽嵆璁惧澶勭數鍘嬩负382V銆傜數鏈烘満...
绛旓細3X50骞虫柟鍗2X25骞虫柟閾滆姱缂銆
绛旓細鏈彁渚涚數鍘嬪拰鍔熺巼鍥犳暟锛屽亣璁剧數鍘380V锛屽姛鐜囧洜鏁0.8鐨勮瘽 鐢垫祦鏄65000/380/1.732/0.8=123.45A锛岃嫢涓嶈冭檻鍘嬮檷锛岀敤YJV-3*35mm2鐨勭數缂 浣嗘槸鐢变簬400绫抽暱锛闇瑕鑰冭檻鍘嬮檷锛屽亣璁惧厑璁稿帇闄嶆寜鐓5%锛堝嵆19V锛夎冭檻鐨勮瘽锛35mm2鐢电紗鐨勫伐浣滃帇闄嶈揪鍒颁簡31V锛屼笉婊¤冻瑕佹眰锛岄渶瑕佸鍔犵數缂嗘埅闈㈢Н锛400绫宠窛绂婚渶瑕佺敤YJV-0.6...
绛旓細鍥芥爣鐢电紗锛屾瘡骞虫柟鑳芥壙鍙楃殑鐢垫祦涓5A宸﹀彸銆65KW鐨棰濆畾鐢垫祦搴旇涓嶅埌140A锛堜笁鐩400V鐢靛帇锛夛紝鐢辨鏉ョ畻锛屽簲璇ユ槸30骞虫柟鐨勮冻浠ユ壙鍙椾簡銆
绛旓細鎸7%鍘嬮檷璁＄畻锛岄渶鐢134骞虫柟鐨勯摐鑺嚎锛屼絾鏃犳瑙勬牸锛屽彲鏀圭敤150骞虫柟鐨勩
绛旓細杩欎箞澶х殑鍔熺巼锛岃繕鍗曠浉銆傘傘傚埆鎶婂彉鍘嬪櫒鎷夌殑3鐩哥數鍘嬩弗閲嶄笉骞宠 浜嗐65000/220=295锛岃繖涔堝ぇ鐨勭數娴佹煡琛細鐢120鐨勯摐鑺鐢电紗銆
绛旓細钂歌溅380V鍔熺巼涓24KW 鍜岄潰鏈380V 鍔熺巼涓3KW 浠ヤ笅涓220V璁惧鍙戦叺绠 4KW 鍘嬮潰鏈3KW 鐢甸ゼ閾10KW 鐐哥 4KW 鏌滃彴3KW 缁炶倝鏈 3KW 寰尝鐐 2KW 淇濋櫓鏌3KW 鐑よ倝鏈6KW 鍏辫绾65KW宸﹀彸!鐢3*35+2鐨勯摐鐢电紗鍙互涔? 闇瑕澶氱矖鐨? 璺澶氬ぇ鐢垫祦, 璺濈澶х害70M 澶х害澶... 灞曞紑 GD...
绛旓細閾滅紗鎸5A/MM²锛岄摑缂3A/MM²璁＄畻鍗冲彲婊¤冻銆備竴鑸笁鐩哥數鏈烘瘡鍗冪摝鎸2A璁＄畻锛屼綘绔欐荤數娴130A锛岀數鏈哄惎鍔ㄧ數娴佽緝澶э紝瑕佺暀浣欓噺锛岄摐鐢50锛岄摑鐢70鍗冲彲銆
