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Square D Company supports the war effort (circa 1936)
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The Square D 'Product Caravan' tours the U.S. (circa 1958)
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I-LINE Power Distribution Panelboard - The most versatile power distribution
panelboard available
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Square D Arc-D-tect Arc Fault Circuit Interrupter utilizes innovative digital technology
Web-enabled power and control
Innovation Timeline
| 1973 | The industry’s first 2-Pole ground fault interrupter breaker launches. |
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| 1974 | Square D introduces the ladder diagram processor and the Class 8881 programmable controller, the company’s first larger controller. Also introduces ‘people protection’ products including a ground fault receptacle, smoke detector and line isolation monitor. | |
| 1976 | The I-LIMITER, a current limiting molded case circuit breaker, provides fault protection without fuses. | |
| 1977 | The company debuts the world’s first micro-processor based welder control system for the automobile industry. Another milestone is reached with the development of “SANSARC”, a lithium alloy contact material used in starters and contactors to conserve silver. | |
| 1978 | SY/MAX-20™ programmable controller, WATCHDOG® energy management systems and POWER-CAST epoxy resin transformer are launched. | |
| 1983 | The company establishes an Automation Products Marketing operation to focus on the introduction and sale of advanced technology products. | |
| 1984 | Introduces I-LINE® II busway and adds larger processor to SY/MAX family of programmable controllers. |
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| 1987 | “Dedicated to Growth-Committed to Quality” underscores the company’s vision and mission. | |
| 1988 | HOMELINE® family of load centers and circuit breakers, the industry's best value in circuit protection, launches. | |
| 1990 | POWERLOGIC® line of power and control solutions helps customers realize significant advantages in productivity and profitability. | |
| 1991 | Groupe Schneider (now Schneider Electric) of Paris, France, acquires the Square D Company and creates a North American Division, which also includes Telemecanique, Merlin Gerin, Federal Pioneer, Federal Pacific and EPE Technologies. | |
| 1998 | The Square D Arc-D-tect® Arc Fault Circuit Interrupter uses innovative technology to provide fault protection. | |
| 2001 | The Square D Multi-Link Structured Wiring System provides a complete network solution for residential applications. | |
| 2002 | Transparent
Ready™ web-enabled power and control products optimize
electrical distribution, industrial control and automation performance
by giving enterprise-wide access to critical information anytime,
anywhere. |
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| 2003 | Schneider Electric launches NEW2004 -- Vision for a New Electric World -- a company program to provide leadership where electricity, automation and communication converge. More than ever, electricity is the energy of the future. | |
| Click here for years 1903-1966 |
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