{"product_id":"abb-ret630-relion-630-transformer-protection-relay","title":"ABB RET630 Relion 630 Transformer Protection Relay","description":"\u003cp\u003eThe \u003cstrong\u003eABB RET630\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eRET630\u003c\/strong\u003e Transformer Protection Relay, operates as a dedicated hardware component for main protection, control, and supervision within two-winding transformer and generator-transformer unit networks.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eRET630\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e4.50 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e260.0 mm x 177.0 mm x 225.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e20 W max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Inputs\/Outputs\u003c\/td\u003e\n\u003ctd\u003e8 RTD\/mA inputs, 4 mA outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocols\u003c\/td\u003e\n\u003ctd\u003eNative IEC 61850 Edition 1 (GOOSE), DNP3 TCP\/IP, IEC 60870-5-103\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Protection\u003c\/td\u003e\n\u003ctd\u003eTransformer differential, thermal overload, voltage protection, hot spot monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eRelion 630 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity and Firmware Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTransmitting high-speed GOOSE messaging and sampled values across Profinet \/ EtherNet\/IP deterministic networks, the relay manages real-time sub-cycle differential protection algorithm processing without fieldbus latencies.\u003c\/li\u003e\n\u003cli\u003eFirmware flash compatibility across the Relion 630 series ensures deterministic control response times and dynamic I\/O density scaling via 8 RTD\/mA input expansion cards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What communication protocols are natively supported by the RET630 relay?\u003c\/p\u003e\n\u003cp\u003eA: The hardware supports native IEC 61850 Edition 1 including GOOSE messaging, along with DNP3 (TCP\/IP) and IEC 60870-5-103 protocols.\u003c\/p\u003e\n\u003cp\u003eQ: How does the RET630 support transformer tap-changer automation?\u003c\/p\u003e\n\u003cp\u003eA: The relay includes optional automatic voltage regulation logic designed to control power transformers equipped with motor-driven on-load tap-changers.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure all primary current transformer (CT) secondary circuits are shorted and potential transformer (PT) fuses are pulled prior to rack installation or wire termination.\u003c\/li\u003e\n\u003cli\u003eMount the relay frame securely into a panel cutout using designated mounting brackets to ensure a solid earth connection to the cabinet frame.\u003c\/li\u003e\n\u003cli\u003eWire all low-level analog and RTD sensor circuits using shielded twisted-pair cables, bonding cable shields to the ground bus at a single point.\u003c\/li\u003e\n\u003cli\u003eVerify that ethernet communication cables for IEC 61850 networks are routed in separate metal conduits to prevent high-voltage noise coupling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003etal Input Module, operates as a dedicated hardware component for binary signal acquisition within ABB Symphony Plus control platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSPDSI13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e269.24 mm x 73.66 mm x 360.68 mm (W x D x H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSystem backplane powered, 24 VDC loop input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Count\u003c\/td\u003e\n\u003ctd\u003e16 digital input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware Series\u003c\/td\u003e\n\u003ctd\u003eSymphony Plus (Harmony Rack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eABB Symphony Plus control systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eSmall Equipment (No dimension exceeds 50 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication \u0026amp; IO Density Scaling\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeterministic Backplane Integration:\u003c\/strong\u003e Connects directly into the Symphony Plus Harmony Rack backplane structure to provide real-time status scanning of attached discrete field instrumentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Density Scaling:\u003c\/strong\u003e Interfaces 16 individual 24 VDC discrete channels per slot, optimizing rack enclosure spatial footprint while maintaining isolated signal routing across backplane traces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware Flash Compatibility:\u003c\/strong\u003e Maintains hardware-level communication synchronization with Symphony Plus controllers to verify module revision state upon rack power initialization.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the channel capacity and input voltage rating for the ABB SPDSI13 module?\u003c\/p\u003e\n\u003cp\u003eA: The SPDSI13 module provides 16 discrete input channels designed for 24 VDC field signal sensing applications.\u003c\/p\u003e\n\u003cp\u003eQ: Can the SPDSI13 be installed in non-Harmony Rack system slots?\u003c\/p\u003e\n\u003cp\u003eA: No. The physical dimensions (269.24 mm x 73.66 mm x 360.68 mm) and backplane card edge connectors are engineered specifically for ABB Symphony Plus Harmony Rack assemblies.\u003c\/p\u003e\n\u003cp\u003eQ: Does module removal require complete de-energization of the rack backplane?\u003c\/p\u003e\n\u003cp\u003eA: Yes. Power down the system chassis and field input voltage loops before insertion or removal to prevent backplane bus communication faults or physical arcing on terminal connections.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Mounting:\u003c\/strong\u003e Slide the SPDSI13 module into the designated Symphony Plus Harmony Rack guide rails until the rear backplane edge connectors engage fully with the backplane socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField Wiring Connection:\u003c\/strong\u003e Connect 24 VDC discrete field sensor wiring to the matching terminal block assembly. Maintain clear separation between field wiring and high-voltage AC cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding \u0026amp; Grounding:\u003c\/strong\u003e Terminate signal wire shielding to the enclosure cabinet earth ground bar using low-impedance grounding clamps to prevent electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Power Verification:\u003c\/strong\u003e Verify proper terminal polarity for all 16 channel inputs prior to applying 24 VDC field power.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45307401470067,"sku":"RET630","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-05-11_110-53-29_b5daf755-6dee-42af-916e-d0f7fe291089.png?v=1785898648","url":"https:\/\/www.dcssupplier.com\/products\/abb-ret630-relion-630-transformer-protection-relay","provider":"DcsSupplier Limited","version":"1.0","type":"link"}