{"product_id":"ge-is200drlyh1bbb-mark-vi-relay-terminal-board","title":"GE IS200DRLYH1BBB Mark VI Relay Terminal Board","description":"\u003cp\u003eThe \u003cstrong\u003eGE IS200DRLYH1BBB\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eIS200DRLY\u003c\/strong\u003e Relay Terminal Board, operates as a dedicated hardware component for relay output isolation and field contact switching within GE Mark VI 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\u003eIS200DRLYH1BBB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE \/ GE Energy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-30 to +65 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC Loop Powered (Backplane\/I\/O Pack Driven)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelays\u003c\/td\u003e\n\u003ctd\u003e12 Form C Relays (24 VDC @ 3 A, 125 VDC @ 0.6 A, 120\/240 VAC @ 3 A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Distribution\u003c\/td\u003e\n\u003ctd\u003e6 Fused Branches, 1 Special Unfused Branch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Protection\u003c\/td\u003e\n\u003ctd\u003eMetal Oxide Varistor (MOV) Suppression\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField Terminals\u003c\/td\u003e\n\u003ctd\u003e48 Barrier Screw Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Redundancy\u003c\/td\u003e\n\u003ctd\u003eTriple Module Redundant (TMR) Compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eDIN Rail-Based Mount\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 I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe IS200DRLYH1BBB terminal assembly interfaces directly with downstream I\/O processor packs via high-density cable connectors. Interfacing through voted coil drive feedback paths, the board translates command logic to physical contact states while maintaining deterministic signal timing. Physical layout optimization enables structured I\/O density scaling inside turbine control cabinets, preventing backplane bus communication velocity degradation and protecting processing loops from switching transients through onboard MOV suppression elements.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can individual relays on the IS200DRLYH1BBB be replaced independently?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The board features socketed mechanical relays with transparent covers, allowing individual relay units to be extracted and replaced without desoldering the main circuit board.\u003c\/p\u003e\n\u003cp\u003eQ: How does the IS200DRLYH1BBB handle output voting in redundant control configurations?\u003c\/p\u003e\n\u003cp\u003eA: The board supports voted coil drive feedback, allowing Triple Module Redundant (TMR) controller configurations to drive shared relay coils via hardware logic voting structures.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eIsolate all field power sources and disconnect control cabinet power before mounting or servicing the board.\u003c\/li\u003e\n\u003cli\u003eSnap the board base onto the 35 mm DIN rail inside the enclosure, verifying that spring clips lock securely into place.\u003c\/li\u003e\n\u003cli\u003eEstablish a direct low-impedance ground connection from the panel ground stud to the earth ground terminal on the board.\u003c\/li\u003e\n\u003cli\u003eWire field output loads to the 48 barrier terminal screws using spade lugs, adhering to the rated contact capacities (3 A max at 24 VDC \/ 120 VAC).\u003c\/li\u003e\n\u003cli\u003ePlug multi-pin cable harnesses into the four connector ports on the right edge of the board to establish communication with the Mark VI I\/O pack.\u003c\/li\u003e\n\u003cli\u003eVerify fuse integrity across the 6 fused branch circuits before restoring electrical power to the system.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":53271490462005,"sku":"IS200DRLYH1BBB","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/IS200DRLYH1B_b9c030d3-f928-4bd4-8311-e8406eb4bf05.png?v=1786501602","url":"https:\/\/www.5gplc.com\/products\/ge-is200drlyh1bbb-mark-vi-relay-terminal-board","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}