Siemens 3VA5217-5EC31-0AA0 MCCB 3P 175A 35kA TM230 Frame 250
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The Siemens 3VA5217-5EC31-0AA0 is a SENTRON 3VA5 molded case circuit breaker for UL Frame 250, with breaking capacity class M of 35 kA at 480 V. It is a 3-pole device rated In = 175 A and is supplied without connection.
Line protection is provided by a TM230 thermal-magnetic trip unit of the FTAM type. Overload protection is permanently set at Ir = 175 A, while short-circuit protection is adjustable from Ii = 5 to 10 x In. The fixed overload setting suits installations where the rating must not be altered on site.
The device is supplied as a single piece with a net weight of 2.018 kg in a 245 x 150 x 160 mm carton. It is intended for distribution boards, switchgear assemblies and industrial power distribution needing dependable 175 A three-pole line protection.
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