moulded case circuit breaker is one of breaker which adopts international ad-vanced design, manufacture technology to develop. 1.ApplicationTAM2 series moulded case circuit breaker is one of breaker which adopts international ad-vanced design, manufacture technology to develop. The rated insulating voltage is 750V, suit-able for AC 50Hz(60Hz),rated working voltage 690V or below, rated working current is 12.5A to1250A of circuit and used in distributing electric energy, and non-frequent breaking in the nor-mal conditions , protecting the current& equipment from overload&under voltage, circuit breakerwith rated frame current 400A or below,can be used in mousecage motor's non-frequent start,breaking during working, protecting motor from overload, short circuit&undervoltage,the prod-uct conforms to IEC60947-2 standard.2.Main Technical Specifications

Type	Pole number	Rated insulating voltage(V)	Rated operating voltage(V)	Rated ultimate short circuit breaking capacity Icu (KA) at 380/415V	Rated servies short circuit breaking capacity Ics at 380/415V(KA)	Operation performance		Utilization category
						ON	OFF
TAM2-100N	3, 4pole	750	690 and below	25	25	1500	8500	A
TAM2-100H				70	70
TAM2-100L				150	150
TAM2-160N				36	36	1000	7000
TAM2-160H				70	70
TAM2-160L				150	150
TAM2-250N				36	36	1000	7000
TAM2-250H				70	70
TAM2-250L				150	150
TAM2-400N				45	45	1000	4000
TAM2-400H				70	70
TAM2-400L				150	150
TAM2-630N				45	45	1000	4000
TAM2-630H				70	70
TAM2-630L				150	150
TAM2-1250N	3 pole			50	37.5	1000	4000
TAM2-1600N				50	37.5

Note:1. The N-pole breaker has no protection which closing and opening with the other three poles. 2. The type of thermal magnetic for AM2-400/630 has no four poles.

10 amp L7 circuit breaker (mcb)