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The Phoenix Contact 1019963 is a miniature circuit breaker (MCB) designed for branch overload and short-circuit protection. It features a 16A current rating and a 277V voltage rating, with a 3-pole configuration.
This thermal magnetic circuit breaker is suitable for mounting on a 35 mm NS35 rail, making it convenient for industrial and telecommunications equipment installations. The TMC 8... series, to which this part belongs, is UL 489 Listed, providing robust protection for applications requiring a UL 489 Listed circuit breaker with an interrupt capacity of 10 kAIC at up to 277/480 V AC and 125 V DC.
Typical applications for the TMC 7/8... series include protection of cables, motors, generators, transformers, thyristors, silicon rectifiers, computers, peripheral equipment, industrial process control systems, telecommunications equipment, and power supplies. The circuit breaker features visual status indication and a trip-free, snap-action mechanism that cannot be manually overridden during an overload situation.
The current rating is 16A.
The voltage rating is 277V.
It has a 3-pole configuration.
It is a Thermal Magnetic breaker.
It is designed for DIN rail mounting.
The interrupt capacity is 10 kAIC at up to 277/480 V AC and 125 V DC.
The circuit breakers are available with B, C, and D trip curves.
