{"title":"CHINT","description":"\u003cp\u003eCHINT is a Chinese electrical equipment group and the maker of the \u003cstrong\u003eDDSU666\u003c\/strong\u003e and \u003cstrong\u003eDTSU666\u003c\/strong\u003e meters: the ones half the inverter market resells under its own brand. Buying them badged CHINT means buying exactly the same instrument.\u003c\/p\u003e\u003cp\u003eA bidirectional meter is what makes self-consumption possible: without it, the hybrid inverter does not know how much the house is drawing, so it cannot tell how much energy to keep in the battery and how much to export. It is also what keeps export within the limit.\u003c\/p\u003e\u003cp\u003eOn litio.store you will find the single-phase DDSU666, direct-connected with no current transformers, and the three-phase DTSU666 with external CTs. Both communicate over RS485 Modbus and mount on DIN rail.\u003c\/p\u003e","products":[{"product_id":"contatore-energia-chint-ddsu666-mono-rs485-modbus","title":"CHINT DDSU666 Single-Phase Bidirectional Energy Meter — RS485 Modbus for Hybrid Inverters","description":"\u003cstyle\u003e.lk{font-size:16px;line-height:1.7;color:#0e1b4d;max-width:920px}.lk h2{font-size:26px;line-height:1.3;margin:6px 0 14px;color:#0e1b4d;font-weight:700}.lk p{font-size:16px;line-height:1.7;margin:0 0 15px}.lk h3{font-size:20px;line-height:1.35;margin:28px 0 12px;color:#0e1b4d;font-weight:700;border-left:5px solid #73aa02;padding-left:12px}.lk .cs{display:flex;flex-wrap:wrap;gap:14px;margin:0 0 20px}.lk .c{flex:1 1 250px;min-width:240px;padding:15px 17px;border:1px solid #d7e0ea;border-top:4px solid #73aa02;border-radius:6px;background:#fff}.lk .c b{display:block;font-size:16px;color:#0e1b4d;margin-bottom:6px}.lk .c span{font-size:15px;line-height:1.6;color:#3b4557}.lk .tw{overflow-x:auto;margin:0 0 18px}.lk table{width:100%;border-collapse:collapse;border:1px solid #d7e0ea}.lk th{text-align:left;padding:11px 14px;font-size:15px;background:#0e1b4d;color:#fff}.lk td{padding:10px 14px;border-bottom:1px solid #d7e0ea;font-size:15px}.lk td:first-child{font-weight:600;color:#0e1b4d;width:46%}.lk tr:nth-child(even) td{background:#f7fafc}.lk .bd{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 18px}.lk .b{display:inline-block;padding:7px 13px;border-radius:999px;background:#0e1b4d;color:#fff;font-size:14px;font-weight:600}.lk .b.g{background:#73aa02}\u003c\/style\u003e\u003cdiv class=\"litio-ogt lk\"\u003e\u003cdiv class=\"litio-iva-notice\" style=\"margin:0 0 18px;padding:12px 16px;border-left:4px solid #73aa02;border-radius:4px;background:#f4f7fb;color:#0e1b4d;font-size:16px;line-height:1.6;\"\u003e\u003cspan\u003ePrices shown include \u003cstrong\u003e22% Italian VAT\u003c\/strong\u003e. The \u003cstrong\u003e10% rate\u003c\/strong\u003e applies only to goods for photovoltaic and storage systems, with a declaration from the customer. \u003cstrong\u003eFrom outside Italy\u003c\/strong\u003e: pick 22% VAT, or for \u003cstrong\u003e0% VAT\u003c\/strong\u003e place the order by bank transfer without paying and we will send a proforma invoice.\u003c\/span\u003e\u003cbr\u003e\u003ca href=\"\/en\/pages\/iva-acquisti-aziendali\" style=\"display:inline-block;margin-top:10px;padding:9px 16px;border-radius:6px;background:#73aa02;color:#fff;font-size:15px;font-weight:700;text-decoration:none;\"\u003eHow VAT works ›\u003c\/a\u003e\u003c\/div\u003e\u003cdiv class=\"bd\"\u003e\u003cspan class=\"b g\"\u003eDelivery in 10-20 days\u003c\/span\u003e\u003cspan class=\"b\"\u003eCHINT\u003c\/span\u003e\u003c\/div\u003e\u003ch2\u003eCHINT DDSU666 Single-Phase Bidirectional Energy Meter — RS485 Modbus for Hybrid Inverters\u003c\/h2\u003e\u003cp\u003eA hybrid inverter without a meter works blind: it does not know how much the house is drawing, so it cannot tell how much energy to keep and how much to export. A bidirectional meter is what makes real self-consumption possible, and on new installations it is also what keeps export within the limit.\u003c\/p\u003e\u003cp\u003eThe DDSU666 is the single-phase version: it connects directly on the line, with no current transformers, so fitting it in the board takes minutes. It talks to the inverter over RS485 Modbus.\u003c\/p\u003e\u003ch3\u003eAt a glance\u003c\/h3\u003e\u003cdiv class=\"cs\"\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003eProduct code: DDSU666\u003c\/b\u003e\u003cspan\u003eCHINT makes the DDSU and DTSU666 meters — the ones many inverter manufacturers resell under their own brand. Buying the CHINT-badged version means buying the same instrument.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003eBrand: CHINT\u003c\/b\u003e\u003cspan\u003eCHINT makes the DDSU and DTSU666 meters — the ones many inverter manufacturers resell under their own brand. Buying the CHINT-badged version means buying the same instrument.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003ePhase: Single-Phase\u003c\/b\u003e\u003cspan\u003eCHINT makes the DDSU and DTSU666 meters — the ones many inverter manufacturers resell under their own brand. Buying the CHINT-badged version means buying the same instrument.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003eMeasurement: direct, no CT\u003c\/b\u003e\u003cspan\u003eCHINT makes the DDSU and DTSU666 meters — the ones many inverter manufacturers resell under their own brand. Buying the CHINT-badged version means buying the same instrument.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003eDirection: bidirectional, import and export\u003c\/b\u003e\u003cspan\u003eCHINT makes the DDSU and DTSU666 meters — the ones many inverter manufacturers resell under their own brand. Buying the CHINT-badged version means buying the same instrument.\u003c\/span\u003e\u003c\/div\u003e\u003c\/div\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cdiv class=\"tw\"\u003e\u003ctable\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eSpecification\u003c\/th\u003e\u003cth\u003eValue\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eProduct code\u003c\/td\u003e\u003ctd\u003eDDSU666\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eBrand\u003c\/td\u003e\u003ctd\u003eCHINT\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003ePhase\u003c\/td\u003e\u003ctd\u003eSingle-Phase\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMeasurement\u003c\/td\u003e\u003ctd\u003edirect, no CT\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDirection\u003c\/td\u003e\u003ctd\u003ebidirectional, import and export\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eCommunication\u003c\/td\u003e\u003ctd\u003eRS485 Modbus\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMounting\u003c\/td\u003e\u003ctd\u003eDIN rail\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"CHINT","offers":[{"title":"IVA 10%","offer_id":55220090732881,"sku":"DDSU666-IVA10","price":65.19,"currency_code":"EUR","in_stock":true},{"title":"IVA 22%","offer_id":55220090765649,"sku":"DDSU666-IVA22","price":72.3,"currency_code":"EUR","in_stock":true}]},{"product_id":"contatore-energia-chint-dtsu666-tri-rs485-modbus","title":"CHINT DTSU666 Three-Phase Bidirectional Energy Meter — RS485 Modbus for Hybrid Inverters","description":"\u003cstyle\u003e.lk{font-size:16px;line-height:1.7;color:#0e1b4d;max-width:920px}.lk h2{font-size:26px;line-height:1.3;margin:6px 0 14px;color:#0e1b4d;font-weight:700}.lk p{font-size:16px;line-height:1.7;margin:0 0 15px}.lk h3{font-size:20px;line-height:1.35;margin:28px 0 12px;color:#0e1b4d;font-weight:700;border-left:5px solid #73aa02;padding-left:12px}.lk .cs{display:flex;flex-wrap:wrap;gap:14px;margin:0 0 20px}.lk .c{flex:1 1 250px;min-width:240px;padding:15px 17px;border:1px solid #d7e0ea;border-top:4px solid #73aa02;border-radius:6px;background:#fff}.lk .c b{display:block;font-size:16px;color:#0e1b4d;margin-bottom:6px}.lk .c span{font-size:15px;line-height:1.6;color:#3b4557}.lk .tw{overflow-x:auto;margin:0 0 18px}.lk table{width:100%;border-collapse:collapse;border:1px solid #d7e0ea}.lk th{text-align:left;padding:11px 14px;font-size:15px;background:#0e1b4d;color:#fff}.lk td{padding:10px 14px;border-bottom:1px solid #d7e0ea;font-size:15px}.lk td:first-child{font-weight:600;color:#0e1b4d;width:46%}.lk tr:nth-child(even) td{background:#f7fafc}.lk .bd{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 18px}.lk .b{display:inline-block;padding:7px 13px;border-radius:999px;background:#0e1b4d;color:#fff;font-size:14px;font-weight:600}.lk .b.g{background:#73aa02}\u003c\/style\u003e\u003cdiv class=\"litio-ogt lk\"\u003e\u003cdiv class=\"litio-iva-notice\" style=\"margin:0 0 18px;padding:12px 16px;border-left:4px solid #73aa02;border-radius:4px;background:#f4f7fb;color:#0e1b4d;font-size:16px;line-height:1.6;\"\u003e\u003cspan\u003ePrices shown include \u003cstrong\u003e22% Italian VAT\u003c\/strong\u003e. The \u003cstrong\u003e10% rate\u003c\/strong\u003e applies only to goods for photovoltaic and storage systems, with a declaration from the customer. \u003cstrong\u003eFrom outside Italy\u003c\/strong\u003e: pick 22% VAT, or for \u003cstrong\u003e0% VAT\u003c\/strong\u003e place the order by bank transfer without paying and we will send a proforma invoice.\u003c\/span\u003e\u003cbr\u003e\u003ca href=\"\/en\/pages\/iva-acquisti-aziendali\" style=\"display:inline-block;margin-top:10px;padding:9px 16px;border-radius:6px;background:#73aa02;color:#fff;font-size:15px;font-weight:700;text-decoration:none;\"\u003eHow VAT works ›\u003c\/a\u003e\u003c\/div\u003e\u003cdiv class=\"bd\"\u003e\u003cspan class=\"b g\"\u003eDelivery in 10-20 days\u003c\/span\u003e\u003cspan class=\"b\"\u003eCHINT\u003c\/span\u003e\u003c\/div\u003e\u003ch2\u003eCHINT DTSU666 Three-Phase Bidirectional Energy Meter — RS485 Modbus for Hybrid Inverters\u003c\/h2\u003e\u003cp\u003eA hybrid inverter without a meter works blind: it does not know how much the house is drawing, so it cannot tell how much energy to keep and how much to export. A bidirectional meter is what makes real self-consumption possible, and on new installations it is also what keeps export within the limit.\u003c\/p\u003e\u003cp\u003eThe DTSU666 is the three-phase version, the one half the inverter makers rebadge. It measures through external current transformers, so you pick the rating to suit the line, and it communicates over RS485 Modbus.\u003c\/p\u003e\u003ch3\u003eAt a glance\u003c\/h3\u003e\u003cdiv class=\"cs\"\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003eProduct code: DTSU666\u003c\/b\u003e\u003cspan\u003eCHINT makes the DDSU and DTSU666 meters — the ones many inverter manufacturers resell under their own brand. Buying the CHINT-badged version means buying the same instrument.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003eBrand: CHINT\u003c\/b\u003e\u003cspan\u003eCHINT makes the DDSU and DTSU666 meters — the ones many inverter manufacturers resell under their own brand. Buying the CHINT-badged version means buying the same instrument.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003ePhase: Three-Phase\u003c\/b\u003e\u003cspan\u003eCHINT makes the DDSU and DTSU666 meters — the ones many inverter manufacturers resell under their own brand. Buying the CHINT-badged version means buying the same instrument.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003eMeasurement: with external CTs\u003c\/b\u003e\u003cspan\u003eCHINT makes the DDSU and DTSU666 meters — the ones many inverter manufacturers resell under their own brand. Buying the CHINT-badged version means buying the same instrument.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003eDirection: bidirectional, import and export\u003c\/b\u003e\u003cspan\u003eCHINT makes the DDSU and DTSU666 meters — the ones many inverter manufacturers resell under their own brand. Buying the CHINT-badged version means buying the same instrument.\u003c\/span\u003e\u003c\/div\u003e\u003c\/div\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003cdiv class=\"tw\"\u003e\u003ctable\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eSpecification\u003c\/th\u003e\u003cth\u003eValue\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eProduct code\u003c\/td\u003e\u003ctd\u003eDTSU666\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eBrand\u003c\/td\u003e\u003ctd\u003eCHINT\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003ePhase\u003c\/td\u003e\u003ctd\u003eThree-Phase\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMeasurement\u003c\/td\u003e\u003ctd\u003ewith external CTs\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDirection\u003c\/td\u003e\u003ctd\u003ebidirectional, import and export\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eCommunication\u003c\/td\u003e\u003ctd\u003eRS485 Modbus\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMounting\u003c\/td\u003e\u003ctd\u003eDIN rail\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"CHINT","offers":[{"title":"IVA 10%","offer_id":55220092404049,"sku":"DTSU666-IVA10","price":165.61,"currency_code":"EUR","in_stock":true},{"title":"IVA 22%","offer_id":55220092436817,"sku":"DTSU666-IVA22","price":183.67,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2510\/0896\/files\/DTSU666.jpg?v=1791417483"}],"url":"https:\/\/litio.store\/en\/collections\/chint.oembed","provider":"litio.store","version":"1.0","type":"link"}