{"product_id":"abb-sper1c1-aaj-combiflex-trip-circuit-supervision-relay","title":"ABB SPER1C1-AAJ COMBIFLEX Trip Circuit Supervision Relay","description":"\u003cp\u003eThe \u003cstrong\u003eABB SPER1C1-AAJ\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSPER1C1-AAJ\u003c\/strong\u003e Trip Circuit Supervision Relay, operates as a dedicated hardware component for continuous electrical loop integrity monitoring within COMBIFLEX protection and control schemes. Configured to detect open circuits, supply voltage dropouts, and wiring failures across circuit-breaker and disconnector control circuits, the unit provides real-time contact closure outputs and front-panel optical status indications upon loop disruption.\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\u003eSPER1C1-AAJ\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eTrip Circuit Supervision Relays\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eCOMBIFLEX System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage Range\u003c\/td\u003e\n\u003ctd\u003e40 to 265 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperate Time\u003c\/td\u003e\n\u003ctd\u003ePreset delay to prevent false alarms during normal breaker operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVisual Indication\u003c\/td\u003e\n\u003ctd\u003eFront-panel LED relay operation indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard COMBIFLEX module weight (approx. 0.25 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eSingle-seat COMBIFLEX plug-in module size (4U x 2C format)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eInternal auxiliary burden dependent on supply voltage level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFirmware Flash Compatibility and Deterministic Network Execution\u003c\/h3\u003e\n\u003cp\u003eThe module integrates solid-state timer circuitry designed to isolate brief trip-voltage dips caused by normal breaker closing sequences from genuine trip circuit interruptions. Operating without internal programmable software, the hardware utilizes analog delay networks to guarantee deterministic contact drop-out times under 200 ms during genuine wire-break events. Dedicated logic isolation circuits prevent high-voltage surge transients present in DC auxiliary buses from transferring false fault flags back to central station monitoring interfaces.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the preset operate time function during circuit breaker operation?\u003c\/p\u003e\n\u003cp\u003eA: The preset operate time introduces a calibrated time delay that prevents false alarm contact actuation during temporary voltage dips or contact transfers occurring during normal breaker opening and closing operations.\u003c\/p\u003e\n\u003cp\u003eQ: Can the SPER1C1-AAJ monitor the trip circuit when the circuit breaker is in both open and closed positions?\u003c\/p\u003e\n\u003cp\u003eA: Yes, when wired across the trip coil and auxiliary contacts according to standard COMBIFLEX schemes, the relay maintains continuous current injection to supervise loop integrity regardless of breaker breaker position.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eModule Mounting: Insert the SPER1C1-AAJ plug-in module firmly into the designated COMBIFLEX mounting base seat until the terminal pins fully engage the socket connectors. Fasten locking screws to secure mechanical installation.\u003c\/li\u003e\n\u003cli\u003eDC Supply Connection: Connect the auxiliary DC supervision voltage within the specified 40 to 265 VDC range. Ensure proper polarity alignment at the socket terminal connections to prevent improper LED bias.\u003c\/li\u003e\n\u003cli\u003eWire Separation and Shielding: Route DC supervision loops in shielded control cables separate from high-current AC power conductors to prevent capacitive noise coupling onto the trip coil circuit.\u003c\/li\u003e\n\u003cli\u003eGrounding Rules: Terminate the COMBIFLEX subrack frame directly to the cabinet earth bus bar using a low-impedance conductor. Ensure all cable shields are grounded at a single point at the panel entry.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53256966013237,"sku":"SPER1C1-AAJ","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/SPER1C1-AAJ2.png?v=1786067415","url":"https:\/\/www.5gplc.com\/products\/abb-sper1c1-aaj-combiflex-trip-circuit-supervision-relay","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}