EVS160-630 series heavy-duty low-voltage vacuum contactorDetailed product description：

The EVS160-630 series heavy-duty low-voltage vacuum contactor has the advantages of high connection and disconnection capacity, long electrical and mechanical life, and high reliability under harsh conditions. It is particularly suitable for use in basic industries, metallurgy, petroleum, chemical industry, mining, and ports. It is suitable for power systems with AC 50HZ/60Hz, rated operating voltage up to 1140V, and rated operating current up to 630A. It can be used to connect and disconnect circuits at long and short distances, as well as to frequently start and control AC motors under heavy task conditions. It can also be combined with various protective devices to form electromagnetic actuators.

Usage conditions:
(1) The normal working conditions of this contactor comply with GB/T14048.1-93 "Low voltage switchgear and control equipment"
(2) Allowable ambient air temperature: -25 ℃ -45 ℃
(3) Relative humidity: At a temperature of 25 ℃, the maximum relative humidity can reach 90 ° C
(4) Pollution level: Level 3
(5) Altitude: not exceeding 2000 meters
(6) Installation conditions: Vertically upward (with the drive mechanism on top), with the installation area tilted no more than 15 ° from the vertical plane

model	EVS160	EVS250	EVS400	EVS630
Rated working voltage Ue	1140V	1140V	1140V	1140V
Rated working current Ie	160A	250A	400A	630A
rated frequency	50Hz/60Hz	50Hz/60Hz	50Hz/60Hz	50Hz/60Hz
Rated connection capacity Cos ø=0.35	1920A	3000A	4800A	7560A
Rated breaking capacity Cos ø=0.35	1600A	2500A	4000A	6300A
The maximum allowable power of the motor is 660V50Hz	140KW	220KW	350KW	560KW
Suction time	30ms	30ms	30ms	30ms
release time	20ms	20ms	15ms	15ms
Mechanical lifespan (times)	5×106
Maximum operating frequency (times/h)	three thousand
Electrical lifespan Ac2 Ac3 Ac4	3×106 5×106 0.12×106	2×106 5×106 0.08×106	2×106 5×106 0.08×106	1×106 3×106 0.06×106

model	EVS160	EVS250	EVS400	EVS630
A	one hundred and fifty-five	one hundred and fifty-five	two hundred	two hundred
B	three hundred	three hundred and ten	three hundred and thirty	three hundred
C	two hundred and eighty	two hundred and eighty-five	three hundred and five	three hundred and ten
D	seventy-five	seventy-five	eighty-seven point five	eighty-seven point five
E	two hundred and twenty-five	two hundred and twenty-five	two hundred and sixty-two point five	two hundred and sixty-two point five

EVS160-630 series heavy-duty low-voltage vacuum contactor