十二点五千瓦的电机配多少平方铜线 三千瓦的电机用多少平方的铜线
5\u5343\u74e6\u7684\u7535\u673a\u9700\u8981\u591a\u5c11\u5e73\u7c73\u7684\u7ebf\u94dc\u82af\u7ebf\u6bcf\u5e73\u65b9\u6beb\u7c73\u80fd\u8d1f\u8f7d5\u81f38A\uff0c\u6240\u4ee5\u94dc\u7ebf\u75282.5\u5e73\u65b9\u8db3\u591f\u3002\u5e94\u8be5\u5148\u8ba1\u7b97\u8d1f\u8f7d\u6700\u5927\u7ebf\u7535\u6d41\uff0c\u518d\u6839\u636e\u7535\u7ebf(\u7f06)\u5141\u8bb8\u5b89\u5168\u8f7d\u6d41\u91cf\u9009\u62e9\u5408\u9002\u7684\u7ebf\u5f84\u3002\u4e09\u76f8\u5e73\u8861\u8d1f\u8f7d\u529f\u7387\u7684\u8ba1\u7b97\u516c\u662f:P=1.732IUcos\u03c6\u3002\u7531\u4e09\u76f8\u5e73\u8861\u8d1f\u8f7d\u529f\u7387\u516c\u5f0f\u53ef\u63a8\u51fa\u7ebf\u7535\u6d41\u516c\u5f0f:I=P/1732Ucosp\u3002\u5f0f\u4e2d:P\u4e3a\u8d1f\u8f7d\u529f\u7387U\u4e3a\u7ebf\u7535\u538b\u4e09\u76f8\u662f380Vcos\u662f\u8d1f\u8f7d\u529f\u7387\u56e0\u6570\uff0c\u4e00\u822c\u7535\u52a8\u673a\u53d60.75\u65e5\u5149\u706f\u53d60.5\u4f60\u76845.5kw\u8d1f\u8f7d\u7684\u7ebf\u7535\u6d41:I=P/1.732Ucosp=24000/1.732*380*0.75=24000/493.62=49A\u56e0\u4e3a\u7535\u673a\u7684\u542f\u52a8\u7535\u6d41\u662f\u989d\u5b9a\u5de5\u4f5c\u7535\u6d41\u76844~7\u500d\uff0c\u867d\u7136\u542f\u52a8\u65f6\u95f4\u5f88\u77ed\uff0c\u4f46\u4e3a\u4e86\u7535\u8def\u7684\u5b89\u5168\u8fd0\u884c\uff0c\u8fd8\u662f\u8981\u8003\u8651\u53d61.5~3\u500d\u7684\u542f\u52a8\u7535\u6d41\u3002
\u8ba1\u7b97\u7684\u56e0\u7d20\u592a\u591a\uff0c\u800c\u4e14\u590d\u6742\u3002
\u53ef\u4ee5\u67e5\u8868\u6216\u8005\u5229\u7528\u7ecf\u9a8c\u516c\u5f0f\uff0c\u5148\u4f30\u7b97\u603b\u7535\u6d41\uff0c\u6839\u636e\u7535\u6d41\u6765\u9009\u62e9\u5bfc\u7ebf\u3002
1mm2x8A=8A 2.5 mm2 BVV\u94dc\u5bfc\u7ebf\u5b89\u5168\u8f7d\u6d41\u91cf\u7684\u63a8\u8350\u503c2.5\u00d78A/mm2=20A 4 mm2 BVV\u94dc\u5bfc\u7ebf\u5b89\u5168\u8f7d\u6d41\u91cf\u7684\u63a8\u8350\u503c4\u00d78A/mm2=32A
\u4f603KW\u5927\u7ea66A\u7535\u6d41\uff0c\u94dc\u82af\u7ebf\u6700\u5c0f\u4e0d\u4f4e\u4e8e1mm2\u7ebf\uff0c\u5efa\u8bae\u4f7f\u75281.5mm2\u7ebf\u3002\u5982\u679c\u7528\u94dd\u82af\u7ebf\u5efa\u8bae\u5347\u7ea7\u75282.5mm2\u7ebf\u3002
绛旓細10mm²
绛旓細绛旓細1骞虫柟閾绾胯兘鎵垮彈3.2鍗冪摝鎴1.3鍗冪摝銆傝В鏋愶細1骞虫柟閾滅嚎鑳芥壙杞澶氬皯鍗冪摝锛熻鏍规嵁璐熻浇鐢靛櫒鐨勭數闃绘ц繘琛屽叿浣撳垎鏋愶紝濡傛灉鏄數鎰熸х數闃伙紝濡鐢垫満绛夛紝鍏剁數婧愪负380V锛屾牴鎹姛鐜囧叕寮忥細P=鈭3*U*I*cos蠄锛屽叾涓璓涓哄姛鐜囷紝鈭3=1.732涓轰笁鐩哥數鍊嶇巼锛孶涓虹數鍘嬶紝I涓虹數娴侊紝cos蠁涓哄姛鐜囧洜鏁帮紙涓鑸彇0.8锛夈傚鏋滄槸鐢...
绛旓細鍗冪摝鐨勭數鍔ㄦ満銆傗4鍔犲洓鈥,鏄4骞虫柟姣背鐨勯摑鑺粷缂樼嚎,绌跨鏁疯,鑳介厤鈥4鍔犲洓鈥濆崈鐡︾殑鐢靛姩鏈恒傚嵆鏈澶у彲閰8鍗冪摝( 浜у搧鍙湁鐩歌繎鐨7.5鍗冪摝)鐨勭數鍔ㄦ満銆傗6 鍚庡姞鍏濇槸璇翠粠6骞虫柟姣背寮濮,鍙婁互鍚庨兘鑳介厤鈥滃姞澶у叚鈥濆崈鐡︾殑鐢靛姩鏈恒傚嵆6骞虫柟姣背鍙閰12鍗冪摝,10骞虫柟姣背鍙厤16鍗冪摝,16骞虫柟姣背鍙厤22鍗冪摝銆...
绛旓細绾19kw銆傛帹瀵艰繃绋嬪涓嬶細鍏堣璇撮摐绾挎墍閫氳繃鐨勭數娴侊紝姝ｅ父鎯呭喌涓1骞虫柟姣背閾滅嚎鑳介氳繃鐢垫祦鏄6a锛岋紙鍥犱负鐜板湪鐨勯摐鐢电紗璐ㄩ噺涓嶆暍鎭淮锛屽缓璁彇1骞虫柟姣背閾滅嚎閫氳繃5a鐨勭數娴侊級閭ｄ箞浠ユ鏁板艰绠6骞虫柟姣背閾滅嚎閫氳繃鐨勫父鎬佺數娴佹槸36a銆備笁鐩380v鐢靛姩鏈p=1.732*u*i*cos蠁璁＄畻鍑虹數娴佸硷紝鍏朵腑鍔熺巼鍥犳暟cos蠁鍙栧0.8銆俻=1.732...
绛旓細鐢垫満鍩烘湰鏄1KW宸ヤ綔鐢垫祦2A銆傚绾挎埅闈㈢Н涓庣數娴佺殑鍏崇郴涓鑸摐绾垮畨鍏ㄨ绠楁柟娉曟槸锛2.5骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞28A銆4骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞35A銆6骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞48A銆10骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞65A銆16骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞91A銆25骞虫柟姣背閾...
绛旓細10. 25骞虫柟鐢电紗鍦380浼忕數鍘嬩笅鍙互鎵胯浇鐨鐡︾壒鍗冪摝鏁伴渶瑕佹牴鎹叿浣撶殑浣跨敤鐜鍜岀數娴佽繘琛岃绠椼11. 25骞虫柟鐨勯摐鐢电紗锛屾寜閫氬父鎯呭喌100瀹夊煿璁＄畻锛屼笁鐩革紝鍙壙杞界害45鍗冪摝鐢垫満銆12. 25骞虫柟鐢电紗鑳芥壙杞界殑鍗冪摝鏁板彇鍐充簬鐢电紗鐨勬潗璐ㄣ佹暦璁炬柟寮忓拰闀垮害绛夊洜绱犮13. 缁忔煡鐢电嚎鐢垫祦瀵圭収琛紝25骞虫柟鐨勯摐绾鏄庣嚎鏁疯瀹夊叏杞芥祦绾126...
绛旓細鐢垫満鍩烘湰鏄1KW宸ヤ綔鐢垫祦2A銆傚绾挎埅闈㈢Н涓庣數娴佺殑鍏崇郴涓鑸摐绾垮畨鍏ㄨ绠楁柟娉曟槸锛2.5骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞28A銆4骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞35A 銆6骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞48A 銆10骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞65A銆16骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞91A 銆25骞虫柟姣背...
绛旓細鍥炵瓟锛氬浗鏍1涓骞虫柟鐨勯摐鑺嚎瀹夊叏鎴祦閲忔槸15A(娓╁害鏄40搴︽椂),鐢电嚎鐨勬埅娴侀噺鏄笉鍒嗗崟鐩稿拰涓夌浉鐨,鑳藉甫澶氬皯W,杩欒鐪嬫庝箞浣跨敤,鍗曠浉鏃跺彲甯220V脳15A=3300W;涓夌浉鏃舵槸 1.73脳380V脳15A=9861W銆 骞虫柟鏁板拰鍗冪摝鏃舵病鏈夊彲姣旀,涓嶆槸涓绫汇傚钩鏂规暟鏄〃绀虹數绾跨殑澶у皬,鑰屽崈鐡︽椂鏄〃绀虹敤鐢甸噺銆
绛旓細鐢垫満鐢垫祦=鍔熺巼/1.732/鐢靛帇/鍔熺巼鍥犳暟 涓夌浉380v鐢垫満鐢垫祦绮楃暐绠=鍗冪摝鏁*2 12鍗冪摝锛24A 24鍗冪摝锛48A 65鍗冪摝锛130A 杞芥祦閲忓彛璇锛氫簩鐐逛簲涓嬩箻浠ヤ節,寰涓婂噺涓椤哄彿璧般備笁鍗佷簲涔樹笁鐐逛簲锛屽弻鍙屾垚缁勫噺鐐逛簲銆傛潯浠舵湁鍙樺姞鎶樼畻锛岄珮娓╀節鎶橀摐鍗囩骇銆傜┛绠℃牴鏁颁簩涓夊洓锛屽叓涓冨叚鎶樻弧杞芥祦銆12鍗冪摝锛24A 6骞虫柟 24鍗冪摝锛48A...
绛旓細鍔ㄦ満銆傚嵆鏈澶у彲閰8 鍗冪摝( 浜у搧鍙湁鐩歌繎鐨7.5 鍗冪摝)鐨勭數鍔ㄦ満銆傗6 鍚庡姞鍏濇槸璇翠粠6 骞虫柟姣背寮濮,鍙婁互鍚庨兘鑳介厤鈥滃姞澶у叚鈥鍗冪摝鐨勭數鍔ㄦ満 銆傚嵆6 骞虫柟姣背鍙閰12 鍗冪摝,10 骞虫柟姣背鍙厤16 鍗冪摝,16 骞虫柟姣背鍙厤22 鍗冪摝銆傗25 浜斺,鏄浠25 骞虫柟姣背寮濮,鍔犳暟鐢卞叚鏀瑰彉涓轰簲浜嗐傚嵆25 骞虫柟姣 ...
