3 Phase AC Vacuum Contactor, 400A, 1140V

5 out of 5 based on 1 reviews | Write a review

$422.85

36V/ 110V/ 220V/ 380V coil voltage ac vacuum contactor for sale online is three phase ac contactor. Its main circuit rated voltage is 1140 volt and the rated current is 400 A. The contactor is designed for frequency starting and controlling AC motor in the power system with AC 50Hz - 60Hz. 2±0.5 mm open distance, 120±20 N final power.

Control Circuit Voltage (AC) *

SKU: ATO-VCON-400

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Delivery date: 6-12 days

Overview

High sensitivity 4 pole vacuum ac contactor for device protection has economical price. 100 times making capacity, 25 times breaking capacity, 3000000 times long electrical life.

Specification

Model		ATO-CKJ5-400-1140
Rated voltage	Main circuit	1140V
	Control circuit (AC)	36V, 110V, 220V, 240V, 380V
Rated current		400A
Main contact parameter	Open distance	2±0.5 mm
	Over distance	＞1.5 mm
	Final power	120±20 N
Power frequency withstand voltage	Main circuit	4200V
	Auxiliary circuit	2500V
	Control circuit	2000V
Phase		3
Frequency		AC 50Hz or 60Hz
Making capacity		10 le 100 times
Breaking capacity		8 le 25 times
Max making & breaking capacity (A)		4500 3 times
Electric life	AC3	600000 times
	AC4	20000 times
Electrical life		3000000 times
Function		Device protection
Electricity type		Vacuum
Ambient temperature		-25℃ to 40℃
Packaging details		Standard package or according to customer's requirements
Weight		11.3kg

AC vacuum contactor outline and installation dimension (Unit: mm)

Tips: Structural characteristics of ac vacuum contactor

The ac vacuum contactor is composed of a magnetic system, a contact system, and an auxiliary contact.
The ac vacuum contactor is a three-dimensional structure, the upper part is the contact system, and the lower part is the electromagnetic system.
The magnetic system of the ac vacuum contactor is composed of a coil, an iron core and a rectifier, and is installed in a base made of cast aluminum alloy or DMC.
The ac vacuum contactor is a plane structure, the left part is the contact system, and the right part is the electromagnetic system.
The contact system of the ac vacuum contactor is composed of moving and static contacts and a vacuum interrupter, which is installed in a base made of insulating materials.
The vacuum interrupter adopts new contact materials for one-time sealing and discharge, and the electromagnetic system adopts DC double coils.

Existing reviews of 3 Phase AC Vacuum Contactor, 400A, 1140V

An easy and direct replacement!

This 3-phase contactor was the perfect replacement for my old ac vacuun contactor. This was an exact fit, no issues with install. The price is reasonable and the quality is great!

From: George | Date: 28/04/2022

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