{"product_id":"schneider-electric-sepam-1000-s40-digital-protection-relay","title":"Schneider Electric SEPAM 1000 S40 Digital Protection Relay","description":"\u003cp\u003eThe \u003cstrong\u003eSchneider Electric SEPAM 1000 S40\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSEPAM 40\u003c\/strong\u003e digital protection relay, performs current and voltage protection, fault detection, measurement, event recording, and local indication in medium-voltage protection circuits.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003eSEPAM 1000 S40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSchneider Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSEPAM 40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eDigital protection relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e222 mm (H) x 176 mm (W) x 130 mm (D), base unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 deg C to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuxiliary Power Supply\u003c\/td\u003e\n\u003ctd\u003e24-250 VDC or 110-240 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Frequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront Protection Rating\u003c\/td\u003e\n\u003ctd\u003eIP52\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Protection\u003c\/td\u003e\n\u003ctd\u003eOvercurrent, long-time overcurrent, short-circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Protection\u003c\/td\u003e\n\u003ctd\u003eOvervoltage, undervoltage, zero-sequence voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdditional Protection\u003c\/td\u003e\n\u003ctd\u003eGround fault and directional protection, configurable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd\u003e9 customizable yellow LEDs and red internal-error LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration Software\u003c\/td\u003e\n\u003ctd\u003eSFT2841\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration Security\u003c\/td\u003e\n\u003ctd\u003ePassword-protected settings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface Language\u003c\/td\u003e\n\u003ctd\u003eEnglish, Traditional Chinese\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProtection and Configuration Functions\u003c\/h3\u003e\n\u003cp\u003eThe SEPAM 1000 S40 processes configured current and voltage protection functions for feeder, transformer, and motor protection circuits. Available functions include overcurrent, long-time overcurrent, short-circuit, overvoltage, undervoltage, zero-sequence voltage, ground fault, and directional protection.\u003c\/p\u003e\n\u003cp\u003eCT and PT ratios, protection curves, control logic, and I\/O test parameters can be configured through SFT2841. The local LCD provides access to measured values, alarms, and recorded trip information. Nine yellow LEDs can be assigned to specific status or trip indications, with replaceable identification labels.\u003c\/p\u003e\n\u003cp\u003eThe relay also provides event logging and trip recording for diagnostic review. The auxiliary supply accepts 24-250 VDC or 110-240 VAC, while the specified operating frequency is 50\/60 Hz.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What software is used to configure the SEPAM 1000 S40?\u003cbr\u003eA: Schneider Electric SFT2841 software is used for configuration, diagnostics, parameter adjustment, and event record access.\u003c\/p\u003e\n\u003cp\u003eQ: What auxiliary power supplies are supported?\u003cbr\u003eA: The supplied specifications identify 24-250 VDC and 110-240 VAC auxiliary power supply ranges.\u003c\/p\u003e\n\u003cp\u003eQ: Can the relay provide both current and voltage protection?\u003cbr\u003eA: Yes. The documented functions include overcurrent, long-time overcurrent, short-circuit, overvoltage, undervoltage, and zero-sequence voltage protection.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the relay according to the applicable SEPAM panel and switchgear mounting arrangement.\u003c\/li\u003e\n\u003cli\u003eVerify the auxiliary supply type and voltage range before energization.\u003c\/li\u003e\n\u003cli\u003eCheck CT and PT wiring against the protection scheme before applying operating power.\u003c\/li\u003e\n\u003cli\u003eConfirm CT\/PT ratios and protection parameters through the configuration interface before placing the relay in service.\u003c\/li\u003e\n\u003cli\u003eRoute measurement and control wiring separately from high-current power conductors where practical to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eMaintain appropriate shielding and grounding practices for connected signal circuits according to the switchgear wiring design.\u003c\/li\u003e\n\u003cli\u003eVerify the front-panel IP52 condition after installation, including the mounting interface and enclosure arrangement.\u003c\/li\u003e\n\u003cli\u003eTest configured protection functions and I\/O behavior using the applicable commissioning procedure before connecting the relay to an energized protection circuit.\u003c\/li\u003e\n\u003cli\u003eRecord the final protection settings and verify alarm, trip, reset, and indication behavior during commissioning.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":50135209279730,"sku":"SEPAM 1000-S40","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/5589\/5794\/files\/SEPAM1000-S402.jpg?v=1789976203","url":"https:\/\/www.petrospare.com\/products\/schneider-electric-sepam-1000-s40-digital-protection-relay","provider":"Petro Spare Industrial Limited","version":"1.0","type":"link"}