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The Phoenix Contact 1019968 is a thermal magnetic miniature circuit breaker (MCB) designed for branch overload and short-circuit protection. It features a 40A current rating and a 277V voltage rating, with a 3-pole configuration.
This circuit breaker is suitable for a variety of applications including protection of cables, motors, generators, transformers, and electronic equipment. It offers a trip-free, snap-action mechanism that cannot be manually overridden during an overload situation. The breaker is designed for easy mounting on a 35 mm NS35 rail.
Key features include UL 489 Listing for the TMC 8... series and UL 1077 Recognition for the TMC 7... series, along with CE marking. Available trip curve options include B, C, and D. Accessories such as auxiliary contacts, alarm contacts, and shunt trips are also available.
The current rating is 40A.
The voltage rating is 277V.
It has 3 poles.
It is a Thermal Magnetic circuit 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.
Available trip curve options are B, C, and D.
