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Varistor Features Thermal Protection

Fri, 01/16/2009 - 11:49am

ec93pc402a-webConsisting of a 34-mm square-format varistor element (MOV) with an integrated thermally active element, a two-leaded version of the TMOV34S Series from Littelfuse is designed to open and safely disconnect the device in the event of overheating. The device will enable compliance with the 3rd edition of UL 1449. Steady-state AC voltage ratings range from 115 to 750V. Single pulse energy ratings for the 8/20µs current wave per UL 1449 are up to 40 kA, and single pulse energy ratings for a 2ms current wave range from 235 J to 1050 J. Operating ambient temperature is -55°C to 85°C.

Littelfuse
1-800-999-9445, www.littelfuse.com 

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