{"id":110,"date":"2023-06-26T07:39:33","date_gmt":"2023-06-26T07:39:33","guid":{"rendered":"https:\/\/sanphang.com\/?post_type=product&#038;p=110"},"modified":"2023-06-29T08:10:24","modified_gmt":"2023-06-29T08:10:24","slug":"tu-dieu-khien-nhiet-do","status":"publish","type":"product","link":"https:\/\/sanphang.com\/?product=tu-dieu-khien-nhiet-do","title":{"rendered":"T\u1ee7 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 4kw"},"content":{"rendered":"<p>T\u1ee7 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 4kw d\u00f9ng cho n\u1ed3i n\u1ea5u ph\u1edf, bu\u1ed3ng s\u1ea5y, l\u00f2 b\u00e1nh, b\u1ed3n n\u01b0\u1edbc n\u00f3ng.<\/p>\n<h2>GI\u1edaI THI\u1ec6U<\/h2>\n<p>T\u1ee7 g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n sau:<\/p>\n<ul>\n<li>SSR 40A t\u1ea3i d\u00f2ng l\u00ean \u0111\u1ebfn 40A<\/li>\n<li>\u0110\u1ed3ng h\u1ed3 nhi\u1ec7t Yokogawa UT150 &#8211; VN ng\u00f5 ra \u00e1p.<\/li>\n<li>\u0110\u00e8n b\u00e1o pha.<\/li>\n<li>C\u1ea3m bi\u1ebfn \u0111o nhi\u1ec7t Thermocouple K d\u00e0i 3m.<\/li>\n<li>V\u1ecf t\u1ee7 kim lo\u1ea1i s\u01a1n t\u1ec9nh \u0111i\u1ec7n.<\/li>\n<li>CB ph\u00e1t hi\u1ec7n d\u00f2ng r\u00f2<\/li>\n<\/ul>\n<p>\u0110\u1ed3ng h\u1ed3 nhi\u1ec7t Yokogawa Japan v\u1edbi thi\u1ebft k\u1ebf b\u1ec1n b\u1ec9 m\u00e0ng h\u00ecnh s\u1eafc n\u00e9t, nhi\u1ec1u ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u khi\u1ec3n ON_OFF, PID<\/p>\n<p>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u00f4ng su\u1ea5t SSR ho\u1ea1t \u0111\u1ed9ng \u00eam \u00e1i, tu\u1ed5i th\u1ecd cao.<\/p>\n<p>T\u1ee7 \u0111i\u1ec1u khi\u1ec3n 4 kw \u0111\u00e3 \u0111\u1ea5u n\u1ed1i s\u1eb5n, thu\u1eadn ti\u1ec7n cho vi\u1ec7c l\u1eafp \u0111\u1eb7t.<\/p>\n<p>T\u1ee7 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 4kw trang b\u1ecb CB ch\u1ed1ng r\u00f2, gi\u00fap ph\u00e1t hi\u1ec7n d\u00f2ng r\u00f2 t\u1eeb 0-30mA. Khi c\u00f3 s\u1ef1 c\u1ed1 r\u00f2 \u0111i\u1ec7n do \u0111i\u1ec7n tr\u1edf b\u1ecb m\u1ee5c, ho\u1eb7c c\u00e1c nguy\u00ean nh\u00e2n kh\u00e1c. Thi\u1ebft b\u1ecb\u00a0 d\u00f2ng r\u00f2 s\u1ebd ph\u00e1t hi\u1ec7n v\u00e0 ng\u1eaft CB gi\u00fap b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n \u0111\u01b0\u1ee3c an to\u00e0n.<\/p>\n<h2>M\u00d4 T\u1ea2<\/h2>\n<pre><em><span style=\"text-decoration: underline;\"><strong>1. \u0110\u1eb7c t\u00ednh c\u1ee7a\r\n<\/strong><\/span><\/em>  T\u1ed5ng c\u00f4ng su\u1ea5t 4kw\r\n  \u0110i\u1ec7n c\u1ea5p 220v\r\n  D\u00f9ng cho c\u00e1c t\u1ea3i \u0111i\u1ec7n tr\u1edf \r\n  C\u1ea3m bi\u1ebfn \u0111o nhi\u1ec7t \u0111\u1ed9 Thermocouple\r\n<span style=\"text-decoration: underline;\"><em><strong>2. Ph\u1ea1m vi \u1ee9ng d\u1ee5ng\r\n<\/strong><\/em><\/span>\r\n  C\u00e1c \u1ee9ng d\u1ee5ng li\u00ean quan \u0111\u1ebfn \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t cho \u0111i\u1ec7n tr\u1edf nh\u01b0 l\u00f2 b\u00e1nh, n\u1ed3i n\u1ea5u, l\u00f2 s\u1ea5y.\r\n  \u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t ngh\u0129a l\u00e0 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1edf m\u1ed9t ph\u1ea1m vi nh\u1ea5t \u0111\u1ecbnh b\u1eb1ng c\u00e1ch \u0111\u00f3ng m\u1edf c\u00e1c ngu\u1ed3n c\u1ea5p nhi\u1ec7t qua relay SSR, t\u00f9y thu\u1ed9c v\u00e0o c\u00f4ng su\u1ea5t c\u1ee7a \u0111i\u1ec7n tr\u1edf.\r\nV\u00ed d\u1ee5 2: \u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 cho n\u1ed3i n\u1ea5u n\u01b0\u1edbc lu\u1ed9c g\u00e0 t\u1eeb 68-70 \u0111\u1ed9.\r\n B1: C\u00e0i \u0111\u1eb7t nhi\u1ec7t \u0111\u1ed9 cho b\u1ed9 \u0111i\u1ec1u khi\u1ec3n l\u00e0 68 \u0111\u1ed9, ch\u1ecdn sai s\u1ed1 \u0111i\u1ec1u khi\u1ec3n l\u00e0 HYS = 2\r\n B2: S\u1eef d\u1ee5ng ch\u1ebf \u0111\u1ed9 PID\r\n B3: M\u1edf Auto turning \u0111\u1ec3 d\u00f2 c\u00e1c h\u1ec7 s\u1ed1 PID \r\n B4: Ki\u1ec3m tra k\u1ebft qu\u1ea3\r\nL\u1eb7p l\u1ea1i chu tr\u00ecnh tr\u00ean \u0111\u1ec3 ki\u1ec3m tra l\u1ea1i sai s\u1ed1 \u0111i\u1ec1u khi\u1ec3n khi c\u00f3 s\u1ef1 thay \u0111\u1ed5i thi\u1ebft k\u1ebf b\u1ed3n nhi\u1ec7t nh\u01b0 k\u00edch th\u01b0\u1edbc b\u1ed3n, k\u00edch th\u01b0\u1edbc \u0111i\u1ec7n tr\u1edf.\r\n\r\nV\u00ed d\u1ee5 2: \u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 cho b\u1ed3n l\u00e0m m\u00e1t t\u1eeb 8-10 \u0111\u1ed9 b\u1eb1ng c\u00e1ch \u0111\u00f3ng m\u1edf m\u00e1y n\u00e9n l\u1ea1nh d\u00f9ng gas R134\r\n B1: C\u00e0i  \u0111\u1eb7t nhi\u1ec7t \u0111\u1ed9 cho b\u1ed9 \u0111i\u1ec1u khi\u1ec3n l\u00e0 8 \u0111\u1ed9\r\n B2: Ch\u1ecdn ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u khi\u1ec3n l\u00e0 COOLING, s\u1eef d\u1ee5ng \u0111\u1ed3ng h\u1ed3 c\u00f3 t\u00ednh n\u0103ng \u0111i\u1ec1u khi\u1ec3n l\u1ea1nh\r\n B3: S\u1eef d\u1ee5ng ch\u1ebf \u0111\u1ed9 ON-OFF \u0111\u1ec3  \u0111i\u1ec1u khi\u1ec3n\r\n B4: Theo d\u00f5i k\u1ebft qu\u1ea3 \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh thi\u1ebft k\u1ebf\r\n<strong><em><span style=\"text-decoration: underline;\">3. Nguy\u00ean l\u00fd b\u1ea3o v\u1ec7 khi r\u00f2 \u0111i\u1ec7n\r\n<\/span><\/em><\/strong>\r\nT\u1ee7 trang b\u1ecb CB ch\u1ed1ng d\u00f2ng r\u00f2 \u0111\u1ec3 b\u1ea3o v\u1ec7 ng\u01b0\u1eddi d\u00f9ng kh\u1ecfi b\u1ecb gi\u1eadt \u0111i\u1ec7n do c\u00f3 s\u1ef1 r\u00f2 \u0111i\u1ec7n do \u0111i\u1ec7n tr\u1edf b\u1ecb l\u1ed7i, hay d\u00e2y d\u1eabn b\u1ecb h\u1edf \u0111i\u1ec7n.\r\nKhi ph\u00e1t hi\u1ec7n d\u00f2ng r\u00f2 kho\u1ea3n 30mA, Cb s\u1ebd ng\u1eaft m\u1ea1ch ch\u00ednh.\r\nNguy\u00ean l\u00fd ph\u00e1t hi\u1ec7n d\u00f2ng r\u00f2 trong CB:\r\nD\u00f2ng \u0111i\u1ec7n r\u00f2 r\u1ec9 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf d\u00f2ng \u0111i\u1ec7n ch\u1ea1y t\u1eeb m\u1ea1ch \u0111i\u1ec7n xu\u1ed1ng \u0111\u1ea5t khi c\u00f3 m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn ho\u1eb7c s\u1ef1 c\u1ed1 kh\u00f4ng ch\u1ee7 \u00fd. N\u00f3 c\u00f3 th\u1ec3 x\u1ea3y ra do s\u1ef1 c\u1ed1 c\u00e1ch \u0111i\u1ec7n, \u0111\u1ed9 \u1ea9m ho\u1eb7c h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n b\u1ecb h\u1ecfng.\r\n\u0110\u1ec3 ph\u00e1t hi\u1ec7n d\u00f2ng \u0111i\u1ec7n r\u00f2 r\u1ec9, b\u1ed9 ng\u1eaft m\u1ea1ch \u0111\u01b0\u1ee3c trang b\u1ecb m\u1ed9t c\u01a1 ch\u1ebf chuy\u00ean d\u1ee5ng g\u1ecdi l\u00e0 b\u1ed9 ng\u1eaft m\u1ea1ch ch\u1ea1m \u0111\u1ea5t (GFCI) ho\u1eb7c thi\u1ebft b\u1ecb d\u00f2ng \u0111i\u1ec7n d\u01b0 (RCD). GFCIs v\u00e0 RCD \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111o d\u00f2ng \u0111i\u1ec7n ch\u1ea1y v\u00e0o v\u00e0 ra kh\u1ecfi m\u1ea1ch.<\/pre>\n<p><strong><span style=\"text-decoration: underline;\"><em>3.1 C\u1ea3m bi\u1ebfn d\u00f2ng r\u00f2<\/em><\/span><\/strong><\/p>\n<p>C\u1ea3m bi\u1ebfn: GFCI li\u00ean t\u1ee5c so s\u00e1nh d\u00f2ng \u0111i\u1ec7n ch\u1ea1y v\u00e0o m\u1ea1ch (d\u00e2y n\u00f3ng) v\u1edbi d\u00f2ng \u0111i\u1ec7n tr\u1edf v\u1ec1 t\u1eeb m\u1ea1ch (d\u00e2y trung t\u00ednh). Trong m\u1ed9t m\u1ea1ch c\u00e2n b\u1eb1ng, c\u00e1c d\u00f2ng \u0111i\u1ec7n n\u00e0y ph\u1ea3i b\u1eb1ng nhau.<\/p>\n<p>Ph\u00e1t hi\u1ec7n m\u1ea5t c\u00e2n b\u1eb1ng: N\u1ebfu c\u00f3 b\u1ea5t k\u1ef3 s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng n\u00e0o gi\u1eefa d\u00f2ng \u0111i\u1ec7n \u0111i v\u00e0o v\u00e0 \u0111i ra kh\u1ecfi m\u1ea1ch, \u0111i\u1ec1u \u0111\u00f3 cho th\u1ea5y s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a d\u00f2ng \u0111i\u1ec7n r\u00f2 r\u1ec9. GFCI ho\u1eb7c RCD th\u1eadm ch\u00ed ph\u00e1t hi\u1ec7n nh\u1eefng kh\u00e1c bi\u1ec7t nh\u1ecf trong d\u00f2ng \u0111i\u1ec7n, th\u01b0\u1eddng th\u1ea5p t\u1edbi v\u00e0i miliampe.<\/p>\n<p><strong><span style=\"text-decoration: underline;\"><em>3.2 C\u01a1 ch\u1ebf b\u1ea3o v\u1ec7<\/em><\/span><\/strong><\/p>\n<p>C\u01a1 ch\u1ebf ng\u1eaft: Khi GFCI ph\u00e1t hi\u1ec7n s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng v\u01b0\u1ee3t qu\u00e1 ng\u01b0\u1ee1ng \u0111\u1ecbnh tr\u01b0\u1edbc, n\u00f3 s\u1ebd k\u00edch ho\u1ea1t c\u01a1 ch\u1ebf ng\u1eaft b\u00ean trong b\u1ed9 ng\u1eaft m\u1ea1ch. C\u01a1 ch\u1ebf n\u00e0y nhanh ch\u00f3ng l\u00e0m gi\u00e1n \u0111o\u1ea1n d\u00f2ng \u0111i\u1ec7n, t\u1eaft ngu\u1ed3n cho m\u1ea1ch.<\/p>\n<p>B\u1ea3o v\u1ec7: B\u1eb1ng c\u00e1ch ng\u1eaft m\u1ea1ch, GFCI ho\u1eb7c RCD ng\u0103n ng\u1eeba c\u00e1c c\u00fa s\u1ed1c \u0111i\u1ec7n ti\u1ec1m t\u00e0ng v\u00e0 b\u1ea3o v\u1ec7 ch\u1ed1ng ch\u00e1y \u0111i\u1ec7n c\u00f3 th\u1ec3 x\u1ea3y ra do d\u00f2ng r\u00f2 qu\u00e1 m\u1ee9c.<\/p>\n<p>\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n l\u01b0u \u00fd l\u00e0 GFCI v\u00e0 RCD th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nh\u1eefng n\u01a1i c\u00f3 nguy c\u01a1 b\u1ecb \u0111i\u1ec7n gi\u1eadt cao h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 ph\u00f2ng t\u1eafm, nh\u00e0 b\u1ebfp, \u1ed5 c\u1eafm ngo\u00e0i tr\u1eddi v\u00e0 g\u1ea7n ngu\u1ed3n n\u01b0\u1edbc. C\u00e1c thi\u1ebft b\u1ecb n\u00e0y cung c\u1ea5p th\u00eam m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 \u0111\u1ec3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro tai n\u1ea1n \u0111i\u1ec7n.<\/p>\n<pre>4.<span style=\"text-decoration: underline;\"><em><strong>Ch\u00ednh s\u00e1ch b\u1ea3o h\u00e0nh\r\n\r\n<\/strong><\/em><\/span>To\u00e0n b\u1ed9 thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c b\u1ea3o h\u00e0nh 6 th\u00e1ng , 1 \u0111\u1ed5i 1<\/pre>\n<p>To\u00e0n b\u1ed9 thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c b\u1ea3o h\u00e0nh 6 th\u00e1ng 1 \u0111\u1ed5i 1.<\/p>\n<p><iframe loading=\"lazy\" title=\"T\u1ee7 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 4kw, ng\u00f5 ra SSR\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/NFRmaz3RYQM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h2>T\u00c0I LI\u1ec6U<\/h2>\n<p>T\u00e0i li\u1ec7u b\u1ed9 \u0111i\u1ec1u khi\u1ec3n <a href=\"https:\/\/web-material3.yokogawa.com\/IM05C01E12-41E_050.pdf\">YOKOGAWA UT150-VN<\/a><\/p>\n<p>LH: 0977.780.787<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1ee7 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 4kw ch\u1ed1ng r\u00f2, ng\u00f5 ra SSR 40A cho \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n tr\u1edf<\/p>\n","protected":false},"featured_media":130,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_cat":[34],"product_tag":[],"class_list":{"0":"post-110","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-tu-dieu-khien-nhiet","8":"first","9":"instock","10":"sale","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ 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