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> Namco EA740-80100 series nuclear qualified limit switch
Namco EA740-80100 series nuclear qualified limit switch
Limit Switches/Receptacle Assembly...For Nuclear Environment
Qualified to IEEE Standards 344-1975, 323-1974, and
Manufactured to a quality assurance program designed
to meet the requirements of 10CFR50, Appendix B, and
Stainless steel top cover and fasteners.
High temperature components throughout.
High temperature lubricants.
Pressure and radiation resistant
Seismic and vibration resistant.
EA 740 has a cam action latching mechanism.
Two normally open and two normally closed, NEMA
Enclosure meets NEMA 1, 4 and 13 requirements for
dust-tight, water-tight and oil-tight applications.
Operating lever is adjustable in 7 30' increments
Adequate wiring space for nine conductors.
Short term exposure to 175 C.
EA 740 has 18 pre-travel, maximum travel 90 .
Weight EA 740: 4.3 lbs.; EA 740 with Receptacle: 5.3
DBE maximum test parameters temperature 340 F,
pressure 70 PSIG, radiation 204 megarads gamma.
