3TB power contactor

3TB42 Power Contactor For long distance breaking circuit and frequently starting or controlling the motors and circuits .

3TB42 Power Contactor For long distance breaking circuit and frequently starting or controlling the motors and circuits

3TB42 Power Contactor

Product Description

Application 3TB Power contactor is suitable for using in he circuits up to the rated voltage 660V AC 50Hz or 60Hz, rated current 630A, for making and breaking, and for frequent starting and controlling the motor, After combined with the mechanical interlocking device, it becomes 3TD Berries convertible contactor for Controlling, breaking and Reversing of the motor.

Type			3TB-40	3TB-41	3TB-42	3TB-43	3TB-44
Rated insulation voltage			660	660	660	660	660
Rated operational current(380V)		AC-3	9	12	16	22	32
		AC-4	3.3	4.3	7.7	8.5	15.6
Rated outputs of three-phase motors at 50Hz	AC-3	230/220V	2.4	3.3	4	6.1	8.5
		400/380V	4	5. 5	7.5	11	15
		500V	5.5	7 .5	10	11	21
		690/660V	5.5	7.5	11	11	23
		1000V	-	-	-	-	-
	AC-4	400/380V	1.4	1.9	3.5	4	7.5
		690/660V	2.4	3.3	6	6.6	13
(×10 6 )Mechanical endurance			10	10	10	10	10
Switching frequency		AC-3	1.0	1.0	1.0	1.0	1.0
		AC-4	0.2	0.2	0.2	0.2	0.2
(×10 6 )Mechanical endurance		AC-3	1000	1000	750	750	750
		AC-4	250	250	250	250	250

  

We are chinese ac magnetic contactors manufacturer. Products including Siemens type contactors, Schneider(Telemecanique) type contactors, LS type contactors, Fuji type contactors, etc. We aim to buliding them with perfect performance, durability, good packaging. Very reasonable in price make products competitive in every market. Wish could have a profitable and long term cooperation with you!

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