{"product_id":"westinghouse-cutler-hammer-la3125pt-tri-pac-trip-unit","title":"Westinghouse \/ Cutler-Hammer LA3125PT TRI-PAC Trip Unit","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"628\"\u003eThe Westinghouse \/ Cutler-Hammer LA3125PT TRI-PAC Trip Unit is used in industrial molded case circuit breaker systems to provide thermal magnetic overcurrent and short-circuit protection for three-phase power distribution equipment. Commonly installed in LA series TRI-PAC circuit breakers, switchgear assemblies, \u003ca href=\"https:\/\/plgautomation.com\/collections\/drives-motor-control\"\u003emotor control centers\u003c\/a\u003e, and industrial electrical panels where dependable trip protection and fault interruption are required. Maintenance teams, electricians, and facility operators use this trip unit for breaker maintenance, replacement of failed trip assemblies, and electrical system upgrades.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"630\" data-end=\"647\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"649\" data-end=\"987\"\u003eThe Westinghouse LA3125PT trip unit is commonly used in manufacturing facilities, commercial buildings, HVAC systems, industrial automation equipment, and power distribution applications where reliable 125 amp three-phase breaker trip protection and dependable fault interruption are critical for safe and continuous electrical operation.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"989\" data-end=\"1018\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1020\" data-end=\"1666\"\u003e• Brand: Westinghouse \/ Cutler-Hammer\u003cbr data-start=\"1057\" data-end=\"1060\"\u003e• Part Number: LA3125PT\u003cbr data-start=\"1083\" data-end=\"1086\"\u003e• Product Type: Circuit Breaker Trip Unit\u003cbr data-start=\"1127\" data-end=\"1130\"\u003e• Breaker Series: LA TRI-PAC\u003cbr data-start=\"1158\" data-end=\"1161\"\u003e• Number of Poles: 3 Pole\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e• Current Rating: 125 Amp\u003cbr data-start=\"1214\" data-end=\"1217\"\u003e• Trip Type: Thermal Magnetic\u003cbr data-start=\"1246\" data-end=\"1249\"\u003e• Application: Industrial electrical protection systems\u003cbr data-start=\"1304\" data-end=\"1307\"\u003e• Function: Overcurrent and short-circuit trip protection\u003cbr data-start=\"1364\" data-end=\"1367\"\u003e• Compatible Equipment: LA series TRI-PAC molded case circuit breakers\u003cbr data-start=\"1437\" data-end=\"1440\"\u003e• Installation Type: Breaker mounted\u003cbr data-start=\"1476\" data-end=\"1479\"\u003e• Usage Environment: Commercial and industrial electrical systems\u003cbr data-start=\"1544\" data-end=\"1547\"\u003e• Designed For: Branch circuit and equipment protection applications\u003cbr data-start=\"1615\" data-end=\"1618\"\u003e• Construction: Industrial breaker trip assembly\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"1668\" data-end=\"1692\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1694\" data-end=\"1758\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Eaton LA3125PT\u003cbr data-start=\"1710\" data-end=\"1713\"\u003e• Cutler-Hammer LA3125PT\u003cbr data-start=\"1737\" data-end=\"1740\"\u003e• Square D \u003ca href=\"https:\/\/plgautomation.com\/products\/square-d-la36125-mt-i-line-circuit-breaker-125-amp-3-pole-600-volt-la-36125?_pos=2\u0026amp;_sid=33550a44b\u0026amp;_ss=r\"\u003eLA36125\u003c\/a\u003e\u003c\/p\u003e","brand":"Westinghouse","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51732008665390,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_9f5fd1a1-bd1b-4c98-a8d6-0ac30808a80f.jpg?v=1770598150","url":"https:\/\/plgautomation.com\/products\/westinghouse-cutler-hammer-la3125pt-tri-pac-trip-unit","provider":"PLG Automation ","version":"1.0","type":"link"}