{"id":2524,"date":"2025-05-21T03:02:36","date_gmt":"2025-05-21T03:02:36","guid":{"rendered":"https:\/\/jinzho.com\/?p=2524"},"modified":"2025-06-29T23:56:04","modified_gmt":"2025-06-29T23:56:04","slug":"complete-guide-to-testing-water-heater-elements","status":"publish","type":"post","link":"https:\/\/jinzho.com\/ja\/complete-guide-to-testing-water-heater-elements\/","title":{"rendered":"\u7d66\u6e6f\u5668\u30a8\u30ec\u30e1\u30f3\u30c8\u306e\u30c6\u30b9\u30c8\u5b8c\u5168\u30ac\u30a4\u30c9"},"content":{"rendered":"

\u200b\u200b\u6982\u8981\u200b\u200b\uff1a\u4f4f\u5b85\u7528\u30fb\u5546\u696d\u7528\u7d66\u6e6f\u5668\u306e\u5b89\u5168\u306a\u8a66\u9a13\u65b9\u6cd5\u306b\u3064\u3044\u3066\u3001\u30de\u30eb\u30c1\u30e1\u30fc\u30bf\u30fc\u3001\u7d76\u7e01\u62b5\u6297\u8a08\u3001\u30b5\u30fc\u30e2\u30b0\u30e9\u30d5\u30a3\u3092\u6d3b\u7528\u3057\u305f\u624b\u6cd5\u3092\u89e3\u8aac\u3002\u672c\u30ac\u30a4\u30c9\u3067\u306f7\u3064\u306e\u91cd\u8981\u8a66\u9a13\u3001\u7d50\u679c\u306e\u89e3\u91c8\u3001\u4e00\u822c\u7684\u306a\u6545\u969c\u30d1\u30bf\u30fc\u30f3\u3092\u7db2\u7f85\u3002 \u7d66\u6e6f\u5668\u30a8\u30ec\u30e1\u30f3\u30c8 <\/a><\/strong>\u200b\u200b1. \u5b89\u5168\u5bfe\u7b56\u200b\u200b.<\/p>\n\n\n\n

\u200b\u200b\u96fb\u6e90\u906e\u65ad\u200b\u200b\uff1a\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u304b\u3089\u7d66\u6e6f\u5668\u3092\u5207\u65ad\uff08240V\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u4e21\u6975\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u906e\u65ad\u304c\u5fc5\u8981\uff09\u3002<\/h2>\n\n\n\n

\u200b\u200b\u7121\u96fb\u5727\u78ba\u8a8d\u200b\u200b\uff1a\u975e\u63a5\u89e6\u96fb\u5727\u30c6\u30b9\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u3001\u5168\u3066\u306e\u7aef\u5b50\u304c\u901a\u96fb\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3002.
\u200b\u200b\u51b7\u5374\u5f85\u6a5f\u200b\u200b\uff1a\u30d2\u30fc\u30bf\u30fc\u7d20\u5b50\u306f\u906e\u65ad\u5f8c\u3082\u6570\u6642\u9593\u9ad8\u6e29\u3092\u4fdd\u3064\u305f\u3081\u300130\u5206\u4ee5\u4e0a\u5f85\u6a5f\u3002.
\u200b\u200b2. \u5fc5\u8981\u5de5\u5177\u200b\u200b.<\/p>\n\n\n\n

\u4ee3\u8868\u30d6\u30e9\u30f3\u30c9\u4f8b<\/h2>\n\n\n\n
\u9053\u5177<\/th>\u76ee\u7684<\/th>\u62b5\u6297\/\u5c0e\u901a\u6e2c\u5b9a<\/th><\/tr><\/thead>
\u30c7\u30b8\u30bf\u30eb\u30de\u30eb\u30c1\u30e1\u30fc\u30bf\u30fc<\/td>Fluke 17B+<\/td>\u30e1\u30ac\u30aa\u30fc\u30e0\u30e1\u30fc\u30bf\u30fc<\/td><\/tr>
\u7d76\u7e01\u62b5\u6297\u8a66\u9a13<\/td>MIC-10<\/td>\u30b5\u30fc\u30de\u30eb\u30ab\u30e1\u30e9<\/td><\/tr>
\u904e\u71b1\u70b9\/\u4f4e\u6e29\u90e8\u691c\u51fa<\/td>FLIR C3<\/td>\u7d76\u7e01\u30c6\u30fc\u30d7<\/td><\/tr>
\u7aef\u5b50\u90e8\u8efd\u5fae\u640d\u50b7\u4fee\u5fa9<\/td>3M Scotch 33+<\/td>\u200b\u200b3. \u6bb5\u968e\u7684\u8a66\u9a13\u624b\u9806\u200b\u200b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u200b\u200b \u8a66\u9a131\uff1a\u5916\u89b3\u691c\u67fb\u200b\u200b<\/h2>\n\n\n\n

\u200b\u200b\u78ba\u8a8d\u9805\u76ee\u200b\u200b\uff1a<\/h3>\n\n\n\n

\u200b\u200b\u4e80\u88c2\u200b\u200b\uff1a\u30b9\u30c6\u30f3\u30ec\u30b9\u30b7\u30fc\u30b9\u306b0.5mm\u4ee5\u4e0a\u306e\u4e80\u88c2\u306f\u5b89\u5168\u6027\u3092\u640d\u306a\u3046\uff08\u5373\u6642\u4ea4\u63db\u8981\uff09\u3002<\/strong><\/p>\n\n\n\n

\u200b\u200b\u8150\u98df\u200b\u200b\uff1a\u70b9\u98df\u3084\u9306\u6591\uff08\u4f8b\uff1aFe\u00b2\u207a\u30a4\u30aa\u30f3\u6fc3\u5ea6\uff1e5ppm\u306f\u96fb\u89e3\u8150\u98df\u306e\u5146\u5019\uff09\u3002.
\u200b\u200b\u63a5\u7d9a\u7de9\u307f\u200b\u200b\uff1a\u7aef\u5b50\u30cd\u30b8\u306f12\u201315 Nm\u30c8\u30eb\u30af\u3067\u7de0\u7d50\uff08\u6821\u6b63\u6e08\u307f\u30ec\u30f3\u30c1\u4f7f\u7528\uff09\u3002.
\u200b\u200b\u4e8b\u4f8b\u200b\u200b\uff1a.<\/p>\n\n\n\n

\u7aef\u5b50\u8fd1\u508d\u306b\u5c40\u90e8\u8150\u98df\u3092\u751f\u3058\u305fSUS316L\u7d20\u5b50\u306f\u5ec3\u68c4\u63a8\u5968\uff0d\u5869\u5316\u7269\u30a4\u30aa\u30f3\u304c\u9699\u9593\u8150\u98df\u3092\u4fc3\u9032\u3002
\u200b\u200b\u8a66\u9a132\uff1a\u62b5\u6297\u6e2c\u5b9a\u200b\u200b.<\/p>\n\n\n\n

\u200b\u200b\u624b\u9806\u200b\u200b\uff1a<\/h3>\n\n\n\n
(1) \u7d20\u5b50\u3092\u63a5\u7d9a\u304b\u3089\u5207\u65ad\u3002<\/strong><\/h5>\n\n\n\n

(2) \u30de\u30eb\u30c1\u30e1\u30fc\u30bf\u30fc\u3092\u03a9\uff08\u30aa\u30fc\u30e0\uff09\u30e2\u30fc\u30c9\u306b\u8a2d\u5b9a\u3002.
(3) \u7aef\u5b50\u9593\u306e\u62b5\u6297\u5024\u3092\u6e2c\u5b9a\u3002.
\u200b\u200b\u89e3\u91c8\u200b\u200b\uff1a.<\/p>\n\n\n\n

\u671f\u5f85\u62b5\u6297\u5024<\/h5>\n\n\n\n
\u8981\u7d20\u8a55\u4fa1<\/th>3000W @ 240V<\/th>\u5408\u683c\/\u4e0d\u5408\u683c\u57fa\u6e96<\/th><\/tr><\/thead>
\uff5e16.1\u03a9<\/td>\u00b15%\u8a31\u5bb9\u5dee\uff0815.3\u201316.9\u03a9\uff09<\/td>4500W @ 240V<\/td><\/tr>
\uff5e11.6\u03a9<\/td>\u00b15%\u8a31\u5bb9\u5dee\uff0811.0\u201312.2\u03a9\uff09<\/td>\u200b\u200b\u6545\u969c\u72b6\u614b\u200b\u200b\uff1a<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u200b\u200b 0\u03a9\u200b\u200b\uff1a\u77ed\u7d61\uff08\u5185\u90e8\u914d\u7dda\u63a5\u89e6\uff09\u3002<\/strong><\/p>\n\n\n\n

\u200b\u200b \u221e\u03a9\u200b\u200b\uff1a\u65ad\u7dda\uff08\u62b5\u6297\u7dda\u5207\u65ad\uff09\u3002.
\u200b\u200b \u8a66\u9a133\uff1a\u7d76\u7e01\u62b5\u6297\u8a66\u9a13\u200b\u200b.<\/p>\n\n\n\n

\u200b\u200b\u76ee\u7684\u200b\u200b\uff1a\u6e7f\u6c17\u4fb5\u5165\u307e\u305f\u306f\u7d76\u7e01\u52a3\u5316\u306e\u691c\u51fa\u3002<\/h3>\n\n\n\n

(1) \u7d76\u7e01\u62b5\u6297\u8a08\u3092500V DC\u306b\u8a2d\u5b9a\u3002.<\/p>\n\n\n\n

(1) \u7d20\u5b50\u3092\u63a5\u7d9a\u304b\u3089\u5207\u65ad\u3002<\/h5>\n\n\n\n

(2) \u7aef\u5b50\u3068\u63a5\u5730\uff08\u30bf\u30f3\u30af\u88f8\u91d1\u5c5e\u90e8\uff09\u306b\u30d7\u30ed\u30fc\u30d6\u3092\u63a5\u7d9a\u3002.
(3) 1\u5206\u9593\u6e2c\u5b9a\u3092\u4fdd\u6301\u3002.
\u200b\u200b\u5408\u683c\u57fa\u6e96\u200b\u200b\uff1a.<\/p>\n\n\n\n

\u200b\u200b\u226550M\u03a9\u200b\u200b\uff1a\u5408\u683c\uff08IEC 60335-2-21\u898f\u683c\u6e96\u62e0\uff09\u3002<\/h5>\n\n\n\n

\u200b\u200b<10M\u03a9\u200b\u200b\uff1a\u4e0d\u5408\u683c\uff08\u5373\u6642\u4ea4\u63db\u8981\uff09\u3002.
\u200b\u200b\u6545\u969c\u306e\u4e00\u822c\u7684\u8981\u56e0\u200b\u200b\uff1a.<\/p>\n\n\n\n

\u30b9\u30b1\u30fc\u30eb\u5806\u7a4d\uff08CaCO\u2083\u7d50\u6676\u306b\u3088\u308b\u7d76\u7e01\u4f53\u7a7f\u5b54\uff09\u3002<\/h5>\n\n\n\n

\u30b7\u30fc\u30b9\u5185\u90e8\u306e\u7d50\u9732\u3002.
\u200b\u200b \u8a66\u9a134\uff1a\u30b5\u30fc\u30e2\u30b0\u30e9\u30d5\u30a3\u691c\u67fb\u200b\u200b.<\/p>\n\n\n\n

\u200b\u200b\u5de5\u5177\u200b\u200b\uff1aFLIR T1020 \u30b5\u30fc\u30de\u30eb\u30ab\u30e1\u30e9\u3002<\/h3>\n\n\n\n

\u200b\u200b\u624b\u9806\u200b\u200b\uff1a.<\/p>\n\n\n\n

(1) \u7d66\u6e6f\u5668\u309275%\u5bb9\u91cf\u3067\u7a3c\u50cd\u3002<\/h5>\n\n\n\n

(2) 15:1\u30ec\u30f3\u30ba\u3067\u8868\u9762\u6e29\u5ea6\u3092\u8d70\u67fb\u3002.
\u200b\u200b\u6b63\u5e38\u200b\u200b\uff1a\u8868\u9762\u6e29\u5ea6\u52fe\u914d \u226415\u00b0C\u3002.<\/p>\n\n\n\n

\u671f\u5f85\u62b5\u6297\u5024<\/h5>\n\n\n\n

\u200b\u200b\u904e\u71b1\u70b9\uff08\u5e73\u5747\u6e29\u5ea6\u6bd4+50\u00b0C\u4ee5\u4e0a\uff09\u200b\u200b\uff1a\u96fb\u6c17\u63a5\u89e6\u4e0d\u826f\u307e\u305f\u306f\u5185\u90e8\u30a2\u30fc\u30af\u653e\u96fb\u3002.
\u200b\u200b\u4f4e\u6e29\u90e8\u200b\u200b\uff1a\u62b5\u6297\u7dda\u65ad\u7dda\u3092\u793a\u5506\u3002.
\u7aef\u5b50\u7aef\u306e\u904e\u71b1\u70b9\uff08\u5e73\u574765\u00b0C\u306b\u5bfe\u305785\u00b0C\uff09\u306f\u914d\u7dda\u7de9\u307f\u3092\u793a\u3059\u3002.<\/p>\n\n\n\n

\u7aef\u5b50\u8fd1\u508d\u306b\u5c40\u90e8\u8150\u98df\u3092\u751f\u3058\u305fSUS316L\u7d20\u5b50\u306f\u5ec3\u68c4\u63a8\u5968\uff0d\u5869\u5316\u7269\u30a4\u30aa\u30f3\u304c\u9699\u9593\u8150\u98df\u3092\u4fc3\u9032\u3002
A hot spot at the terminal end (85\u00b0C vs. 65\u00b0C average) suggests loose wiring.<\/p>\n\n\n\n

\u200b\u200b\u30c6\u30b9\u30c85\uff1a\u96fb\u5727\u964d\u4e0b\u8a66\u9a13\u200b\u200b<\/h3>\n\n\n\n

(1) \u7d20\u5b50\u3092\u63a5\u7d9a\u304b\u3089\u5207\u65ad\u3002<\/h5>\n\n\n\n

(1) \u30d2\u30fc\u30bf\u30fc\u3092\u518d\u63a5\u7d9a\u3059\u308b\u3002.
(2) \u96fb\u6e90\u3092\u6295\u5165\u3057\u3001\u7aef\u5b50\u9593\u96fb\u5727\u3092\u6e2c\u5b9a\u3059\u308b\u3002.
(3) \u5b9a\u683c\u96fb\u5727\uff08\u4f8b\uff1a240V\uff09\u3068\u6bd4\u8f03\u3059\u308b\u3002.<\/p>\n\n\n\n

\u200b\u200b\u8a31\u5bb9\u964d\u4e0b\u5024\u200b\u200b\uff1a\u226410%\uff08240V\u30b7\u30b9\u30c6\u30e0\u306e\u5834\u5408\u3001\u6700\u4f4e216V\uff09\u3002.
\u200b\u200b\u904e\u5270\u964d\u4e0b\u306e\u539f\u56e0\u200b\u200b\uff1a<\/p>\n\n\n\n

\u96fb\u7dda\u30b5\u30a4\u30ba\u4e0d\u8db3\uff0820A\u56de\u8def\u306b\u306fAWG 12\u3092\u4f7f\u7528\uff09\u3002.
\u7aef\u5b50\u63a5\u7d9a\u306e\u7de9\u307f\u3002.<\/p>\n\n\n\n

\u200b\u200b\u30c6\u30b9\u30c86\uff1a\u6d41\u91cf\u8a66\u9a13\uff08\u30db\u30c3\u30c8\u30bf\u30d6\/\u696d\u52d9\u7528\u30d2\u30fc\u30bf\u30fc\u5411\u3051\uff09\u200b\u200b<\/h3>\n\n\n\n

\u200b\u200b\u8981\u4ef6\u200b\u200b\uff1a<\/strong><\/p>\n\n\n\n

\u6d41\u91cf \u226515L\/min\uff08\u30a4\u30f3\u30e9\u30a4\u30f3\u30d5\u30ed\u30fc\u30e1\u30fc\u30bf\u30fc\u3067\u6e2c\u5b9a\uff09\u3002.
\u5165\u53e3\u3068\u51fa\u53e3\u306e\u6e29\u5ea6\u5dee \u0394T \u226430\u00b0C\u3002.<\/p>\n\n\n\n

\u200b\u200b\u6545\u969c\u30b7\u30ca\u30ea\u30aa\u200b\u200b\uff1a<\/strong>
\u8a70\u307e\u3063\u305f\u30d2\u30fc\u30bf\u30fc\u306f\u0394T\u3092\u7dad\u6301\u3067\u304d\u305a\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u640d\u5931\u3092\u5f15\u304d\u8d77\u3053\u3059\uff08\u30b9\u30b1\u30fc\u30eb\u5c641mm\u3054\u3068\u306b18%\u306e\u52b9\u7387\u640d\u5931\uff09\u3002.<\/p>\n\n\n\n

\u200b\u200b\u30c6\u30b9\u30c87\uff1a\u5869\u6c34\u5674\u9727\u8a66\u9a13\uff08\u5869\u6c34\u30b7\u30b9\u30c6\u30e0\u5411\u3051\uff09\u200b\u200b<\/h3>\n\n\n\n
(1) \u7d66\u6e6f\u5668\u309275%\u5bb9\u91cf\u3067\u7a3c\u50cd\u3002<\/h5>\n\n\n\n

(1) \u30d2\u30fc\u30bf\u30fc\u30925% NaCl\u30df\u30b9\u30c8\u4e2d\u306b240\u6642\u9593\u66dd\u9732\uff08ASTM B117\u898f\u683c\uff09\u3002.
(2) \u8150\u98df\u534a\u5f84\u3092\u6e2c\u5b9a\u3002.<\/p>\n\n\n\n

\u200b\u200b\u5408\u683c\u57fa\u6e96\u200b\u200b\uff1a<\/h5>\n\n\n\n

\u8150\u98df <0.1mm\uff08\u30db\u30c3\u30c8\u30bf\u30d6\u7528\u30d2\u30fc\u30bf\u30fc\u306f\u3053\u308c\u3092\u6e80\u305f\u3059\u5fc5\u8981\u3042\u308a\uff09\u3002.<\/p>\n\n\n\n

\u200b\u200b4. \u4e00\u822c\u7684\u306a\u6545\u969c\u3068\u89e3\u6c7a\u7b56\u200b\u200b<\/h2>\n\n\n\n
\u200b\u200b\u6545\u969c\u30e2\u30fc\u30c9\u200b<\/strong>\u200b<\/th>\u200b\u200b\u6839\u672c\u539f\u56e0\u200b<\/strong>\u200b<\/th>\u200b\u200b\u89e3\u6c7a\u7b56\u200b<\/strong>\u200b<\/th><\/tr><\/thead>
\u200b\u200b\u52a0\u71b1\u306a\u3057\u200b<\/strong>\u200b<\/td>\u56de\u8def\u958b\u653e\u307e\u305f\u306f\u91cd\u5ea6\u306e\u30b9\u30b1\u30fc\u30eb\u5806\u7a4d<\/td>\u30d2\u30fc\u30bf\u30fc\u4ea4\u63db\uff1b10%\u30af\u30a8\u30f3\u9178\u3067\u30b9\u30b1\u30fc\u30eb\u9664\u53bb\u3002.<\/td><\/tr>
\u200b\u200b\u30d6\u30ec\u30fc\u30ab\u30fc\u4f5c\u52d5\u200b<\/strong>\u200b<\/td>\u7d76\u7e01\u7834\u58ca<\/td>\u30d2\u30fc\u30bf\u30fc\u4ea4\u63db\uff1b\u30bf\u30f3\u30af\u306e\u6f0f\u6c34\u3092\u70b9\u691c\u3002.<\/td><\/tr>
\u200b\u200b\u904e\u71b1\u200b<\/strong>\u200b<\/td>\u30b9\u30b1\u30fc\u30eb\u539a\u3055 >3mm<\/td>\u30b9\u30b1\u30fc\u30eb\u9664\u53bb\uff08\u8d85\u97f3\u6ce2\u6d17\u6d44\u30922\u6642\u9593\u5b9f\u65bd\uff09\u3002.<\/td><\/tr>
\u200b\u200b\u65ad\u7d9a\u7684\u52a0\u71b1\u200b<\/strong>\u200b<\/td>\u7aef\u5b50\u306e\u7de9\u307f<\/td>\u30cd\u30b8\u309215 Nm\u3067\u518d\u7de0\u3081\uff1b\u9632\u9306\u30da\u30fc\u30b9\u30c8\u3092\u5857\u5e03\u3002.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

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\u200b\u200b\u6982\u8981\u200b\u200b\uff1a\u30de\u30eb\u30c1\u30e1\u30fc\u30bf\u30fc\u3001\u7d76\u7e01\u62b5\u6297\u8a08\u3001\u30b5\u30fc\u30de\u30eb\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u3092\u7528\u3044\u305f\u5bb6\u5ead\u7528\u30fb\u696d\u52d9\u7528\u7d66\u6e6f\u5668\u30d2\u30fc\u30bf\u30fc\u306e\u5b89\u5168\u306a\u30c6\u30b9\u30c8\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u672c\u30ac\u30a4\u30c9\u306f7\u3064\u306e\u91cd\u8981\u306a\u8a66\u9a13\u3001\u7d50\u679c\u306e\u89e3\u91c8\u3001\u4e00\u822c\u7684\u306a\u6545\u969c\u30d1\u30bf\u30fc\u30f3\u3092\u7db2\u7f85\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>","protected":false},"author":1,"featured_media":2739,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[2777,2778,2779,2802],"class_list":["post-2524","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electric-heating-knowledge","tag-water-heater-heating-element","tag-hot-water-heater-element","tag-water-heater-elements","tag-water-heating-elementhow-to-test-hot-water-heater-element"],"_links":{"self":[{"href":"https:\/\/jinzho.com\/ja\/wp-json\/wp\/v2\/posts\/2524","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jinzho.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jinzho.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jinzho.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jinzho.com\/ja\/wp-json\/wp\/v2\/comments?post=2524"}],"version-history":[{"count":0,"href":"https:\/\/jinzho.com\/ja\/wp-json\/wp\/v2\/posts\/2524\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jinzho.com\/ja\/wp-json\/wp\/v2\/media\/2739"}],"wp:attachment":[{"href":"https:\/\/jinzho.com\/ja\/wp-json\/wp\/v2\/media?parent=2524"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jinzho.com\/ja\/wp-json\/wp\/v2\/categories?post=2524"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jinzho.com\/ja\/wp-json\/wp\/v2\/tags?post=2524"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}