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The Phoenix Contact TMC 8... series miniature circuit breakers (MCBs), including part number 2907484, are UL 489 listed devices providing essential branch overload and short-circuit protection. With an interrupt capacity of 10 kAIC at up to 277/480 V AC and 125 V DC, these breakers are suitable for a diverse range of applications.
This specific model, 2907484, is a 1-pole thermal magnetic circuit breaker rated for 7A and 277V AC. It features a DIN rail mounting type for easy installation on standard 35 mm NS35 rails. The breaker is 17.6 mm wide per pole.
Typical applications for the TMC 8... series include the protection of cables, motors, generators, transformers, thyristors, silicon rectifiers, computers, peripheral equipment, industrial process control systems, telecommunications equipment, and power supplies. The series is UL listed for the U.S. and Canada, TÃœV listed, and carries the CE mark.
The current rating is 7A.
The voltage rating is 277V AC and 125V DC.
The interrupt capacity is 10 kAIC at up to 277/480 V AC and 125 V DC.
It has 1 pole.
It is a thermal magnetic breaker.
It uses DIN rail mounting.