1494G-EF3H2

The Allen-Bradley/Rockwell Automation 1494G-EF3H2 industrial safety disconnect switch is part of the Allen-Bradley Bulletin 1494G product line that offers the users many variants for different applications. This fusible type of enclosed disconnect switch is a three-pole and three-phase switch that accommodates Class H fuse clips. The enclosure of the unit carries a protection degree of Type 3R/4/12 and it is made of painted metal that is industry-grade quality. The 1494G product series also offers stainless steel and non-metallic enclosures. The series features disconnect switches that are linked to the handle, a safety blade construction where the blades are visible, a non-metallic lockable handle, and various available custom options and accessories. The 1494G switches can be modified with factory-installed parts such as a push-to-test pilot light, an auxiliary contact, selector switches, momentary push buttons, an enclosure door viewing door, and a protective fuse cover.

The 1494G-EF3H2 disconnect switch has a current rating of 200 Amps and a fuse voltage rating of 240 Volts AC or 250 Volts DC. The disconnect switch unit has a standard-size enclosure and it features a mechanical life of at least 10,000 operations. The electrical life of the 1494G-EF3H2 switch is about 6000 operations at the rated current and its switching frequency is a maximum of 300 operations per hour. The specified operating temperature range of the 1494G-EF3H2 switch is -20 to 40 degrees Celsius (-4 to 104 degrees Fahrenheit) while its storage temperature range is -40 to 65 degrees Celsius (-40 to 149 degrees Fahrenheit). This disconnect switch unit is cULus listed and it complies with the requirements of standards such as the UL 508, UL 98, and CSA C22.2 (No. 4) standards.