Application
The contactor is suitable for using in the circuits up to the rated voltage 660V AC 50Hz or 60Hz, current 300A, for convertible controlling the motor. It’s mechanical interlocking device ensures contact changeover of the two convertible contactors.

Specifications

Type	Rated thermal current (A)	Rated operation current (A)		Controllable power of motor (KW)
				AC 3		AC 4
		380V	660V	380V	660V	380V	660V
3TD40	20	9	3.3	4	5.5	1.4	2.4
3TD41	20	12	4.3	5.5	7.5	1.9	3.3
3TD42	30	16	7.7	7.5	11	3.5	6
3TD43	30	22	8.5	11	11	4	6.6
3TD44	45	32	15.6	15	23	7.5	13
3TD45	45	38	18.5	18.5	23	9	15.5
3TD46	70	45	24	22	39	12	20.8
3TD47	70	63	28	30	55	14	24.3
3TD48	90	75	34	37	67	17	29.5
3TD49	90	85	42	45	67	21	36
3TD50	150	110	54	55	100	27	46.9
3TD51	150	140	68	75	100	35	60
3TD52	180	170	75	90	156	38	66
3TD53	220	205	96	110	156	50	86
3TD54	300	250	110	132	235	58	100
3TD55	300	300	125	160	235	66	114