{"id":99295,"date":"2026-04-15T14:38:52","date_gmt":"2026-04-15T06:38:52","guid":{"rendered":"https:\/\/jiahon.com.tw\/?post_type=product&#038;p=99295"},"modified":"2026-04-15T14:48:23","modified_gmt":"2026-04-15T06:48:23","slug":"siemens-3rh1921-1ca01-%e8%bc%94%e5%8a%a9%e6%8e%a5%e9%bb%9e%e7%b5%84","status":"publish","type":"product","link":"https:\/\/jiahon.com.tw\/en\/product\/siemens-3rh1921-1ca01-%e8%bc%94%e5%8a%a9%e6%8e%a5%e9%bb%9e%e7%b5%84\/","title":{"rendered":"Siemens 3RH1921-1CA01 \u8f14\u52a9\u63a5\u9ede\u7d44"},"content":{"rendered":"<h2 style=\"color: #1a3a5c; border-left: 5px solid #e8a020; padding-left: 18px; line-height: 1.5;\">Siemens 3RH1921-1CA01 \u8f14\u52a9\u63a5\u9ede\u7d44\u2014\u2014\u96fb\u78c1\u63a5\u89f8\u5668\u7684\u72c0\u614b\u56de\u994b\u600e\u9ebc\u63a5\uff1f<\/h2>\n<p style=\"color: #4a6a8a; line-height: 1.7; margin: 8px 0 20px;\">Siemens\uff08\u897f\u9580\u5b50\uff09SIRIUS 3RH1921 \u7cfb\u5217\u8f14\u52a9\u63a5\u9ede\u7d44\uff0c\u5361\u6263\u5f0f\u5b89\u88dd\u5728 3RT1 \u7cfb\u5217\u96fb\u78c1\u63a5\u89f8\u5668\u6b63\u9762\uff0c\u70ba PLC \u63d0\u4f9b\u63a5\u89f8\u5668\u52d5\u4f5c\u72c0\u614b\u7684\u56de\u994b\u4fe1\u865f\u3002<\/p>\n<h3 style=\"color: #1a3a5c; line-height: 1.5; border-bottom: 2px solid #1a3a5c; padding-bottom: 6px;\">\u70ba\u4ec0\u9ebc\u96fb\u78c1\u63a5\u89f8\u5668\u9700\u8981\u8f14\u52a9\u63a5\u9ede\uff1f<\/h3>\n<p>\u96fb\u78c1\u63a5\u89f8\u5668\uff08Contactor\uff09\u7684\u4e3b\u89f8\u9ede\u8ca0\u8cac\u5207\u63db\u99ac\u9054\u6216\u8ca0\u8f09\u7684\u5927\u96fb\u6d41\u8ff4\u8def\uff0c\u4f46 PLC \u6216\u63a7\u5236\u7cfb\u7d71\u5f80\u5f80\u9700\u8981\u77e5\u9053\u300c\u63a5\u89f8\u5668\u662f\u5426\u771f\u7684\u52d5\u4f5c\u4e86\u300d\u3002\u8f14\u52a9\u63a5\u9ede\uff08Auxiliary Contact\uff09\u5c31\u662f\u63d0\u4f9b\u9019\u500b\u56de\u994b\u4fe1\u865f\u7684\u5c0f\u96fb\u6d41\u89f8\u9ede\u2014\u2014\u7576\u63a5\u89f8\u5668\u7dda\u5708\u6fc0\u78c1\u3001\u4e3b\u89f8\u9ede\u9589\u5408\u6642\uff0c\u8f14\u52a9\u63a5\u9ede\u540c\u6b65\u52d5\u4f5c\uff0c\u5c07\u72c0\u614b\u4fe1\u865f\u9001\u56de PLC\u3002\u9019\u5c0d\u65bc\u6545\u969c\u8a3a\u65b7\u3001\u4e92\u9396\u908f\u8f2f\u3001\u9806\u5e8f\u63a7\u5236\u90fd\u4e0d\u53ef\u6216\u7f3a\u3002<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" style=\"display: block; margin: 20px auto; max-width: 1000px; width: 100%;\" src=\"data:image\/svg+xml;base64,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\" alt=\"\u793a\u610f\u5716\" width=\"600\" height=\"220\" \/><\/p>\n<h3 style=\"color: #1a3a5c; line-height: 1.5; border-bottom: 2px solid #1a3a5c; padding-bottom: 6px;\">3RH1921-1CA01 \u898f\u683c\u901f\u89bd<\/h3>\n<table style=\"width: 100%; border-collapse: collapse; margin: 14px 0;\">\n<tbody>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">Model Number<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">3RH1921-1CA01<\/td>\n<\/tr>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">Brand<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">Siemens\uff08\u897f\u9580\u5b50\uff09SIRIUS \u7cfb\u5217<\/td>\n<\/tr>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">\u63a5\u9ede\u914d\u7f6e<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">1NC\uff081 \u7d44\u5e38\u9589\u63a5\u9ede\uff09<\/td>\n<\/tr>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">\u5b89\u88dd\u65b9\u5f0f<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">\u6b63\u9762\u5361\u6263\u5f0f\uff08Front Snap-On Mount\uff09<\/td>\n<\/tr>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">\u7aef\u5b50\u578b\u5f0f<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">\u87ba\u7d72\u7aef\u5b50\uff08Screw Terminal\uff09<\/td>\n<\/tr>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">\u984d\u5b9a\u5de5\u4f5c\u96fb\u58d3<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">690 VAC \/ 600 VDC<\/td>\n<\/tr>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">\u984d\u5b9a\u5de5\u4f5c\u96fb\u6d41<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">AC-15: 6A@230V \/ AC-12: 10A<\/td>\n<\/tr>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">\u6a5f\u68b0\u58fd\u547d<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">1,000 \u842c\u6b21<\/td>\n<\/tr>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">\u96fb\u6c23\u58fd\u547d<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">20 \u842c\u6b21<\/td>\n<\/tr>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">Protection Rating<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">IP20<\/td>\n<\/tr>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">\u9069\u7528\u63a5\u89f8\u5668<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">Siemens 3RT1 \u7cfb\u5217\uff08S0\u2013S12 \u5404\u5c3a\u5bf8\uff09<\/td>\n<\/tr>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">\u8a8d\u8b49<\/th>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">CE \/ UL \/ CSA \/ CCC \/ EAC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 style=\"color: #1a3a5c; line-height: 1.5; border-bottom: 2px solid #1a3a5c; padding-bottom: 6px;\">3RH1921 \u7cfb\u5217\u63a5\u9ede\u914d\u7f6e\u901f\u67e5<\/h3>\n<table style=\"width: 100%; border-collapse: collapse; margin: 14px 0;\">\n<tbody>\n<tr>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">Model Number<\/th>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">\u63a5\u9ede\u914d\u7f6e<\/th>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">\u6975\u6578<\/th>\n<th style=\"background: #1a3a5c; color: #fff; padding: 9px 14px; border: 1px solid #1a3a5c; text-align: left; font-weight: 600;\">Description<\/th>\n<\/tr>\n<tr>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">3RH1921-1CA01<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">1NC<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">1 \u6975<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">\u5e38\u9589\u63a5\u9ede\uff08\u672c\u54c1\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">3RH1921-1CA10<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">1NO<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">1 \u6975<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">\u5e38\u958b\u63a5\u9ede<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">3RH1921-1DA11<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">1NO+1NC<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">2 \u6975<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">\u4e00\u958b\u4e00\u9589\u7d44\u5408<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">3RH1921-1FA22<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">2NO+2NC<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">4 \u6975<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top; background: #f7f9fc;\">\u56db\u6975\u7d44\u5408<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: top;\">3RH1921-1EA11<\/td>\n<td style=\"padding: 9px 14px; border: 1px solid #dde4ee; vertical-align: 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