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{"title":"High Voltage 3 Phase AC Contactor 7.2kV 400A Industrial AC Contactor","imgUrl":"https:\/\/img.chinax.com\/nimg\/09\/10\/ad4a25d1ed3cd5dc4a1de8f2e102-200x200-1\/high_voltage_3_phase_ac_contactor_7_2kv_400a_industrial_ac_contactor.jpg","attrs":{"Brand Name":"MacweyTEK","Model Number":"SCZ5-7.2kV","Certification":"IEC","Place of Origin":"China"}}
{"title":"315A 7.2 KV Vacuum Contactor Motor Protection High Voltage Contactor With 300","imgUrl":"https:\/\/img.chinax.com\/nimg\/83\/79\/9c61cddce1808a08432c45396c6b-200x200-1\/315a_7_2_kv_vacuum_contactor_motor_protection_high_voltage_contactor_with_300_2c000_mechanical_life.jpg","attrs":{"Brand Name":"MacweyTEK","Model Number":"MKVC","Certification":"IEC","Place of Origin":"China"}}
{"title":"Industrial AC Vacuum Contactor 2.5kA 1140V 250A Contactor For Industrial","imgUrl":"https:\/\/img.chinax.com\/nimg\/c8\/4b\/1d6e1d78f6f95f7576afc6bdd29b-200x200-1\/industrial_ac_vacuum_contactor_2_5ka_1140v_250a_contactor_for_industrial_applications.jpg","attrs":{"Brand Name":"MacweyTEK","Model Number":"KVT","Certification":"IEC","Place of Origin":"China"}}
11kv 12KV 200A/400A/630A Indoor High Voltage VCB Vacuum Contactor
Product Description
MKVC vacuum contactor is a series of new-generation medium-voltage vacuum switch element series products developed by our company in combination with advanced product technology and experience at home and abroad. The size of the GPVC product is exactly the same as that of A-B-B's VC contactor, which can be installed in a min. 650mm mid-mounted switchgear.
Application
The MKVC vacuum contactor cooperates with a high-voltage fuse that can break a wide range of short-circuit fault currents. It is used in AC systems with a voltage of 3.6~12kV and a frequency of 50Hz/60Hz where a large number of opening and closing operation cycles are required, and it is especially suitable for frequent switching. The ideal appliance for operation. It is widely used in the protection and control of electrical equipment (such as high-voltage motors, transformers, capacitor banks, induction furnaces, etc.) in thermal power plants, metallurgy, petrochemicals, mining plants, shipping and other fields. The GPVC vacuum contactor has three configurations: electrical holding, mechanical self-holding, and permanent magnet holding. The control electromagnet realizes the closing operation of the contactor through the operating mechanism, and the opening operation is realized by the opening spring.
Technical features:
MKVC vacuum contactors can provide rated voltage 3.6~7.2kV (MKVC7) and 12kV (MKVC12) two grades, and can be used with fuses:
MKVC 7 - from 6A to 315A
MKVC12 - from 6A to 160A
Maintechnicalparameters
Item
Unit
Data
Rated voltage
kV
3.6
7.2
12
1min Power frequency withstand voltage
kV
20
32
42
Lighting impulse withstand voltage
kV
46
60
75
Rated current
A
400
315
200
Rated short-time withstand current (4s)
kA
4
Rated peak withstand current
kA
10
Expected short-circuit breaking current
kA
50
Expected short-circuit close current
kA
130
Main circuit resistance
uΩ
≤250+RFuse
Max.transfer current
A
4000
4000
3200
Rated current breaking times
times
250,000
Mechanical life
Mechanical hole-type
times
300,000
Electrical hold-type
times
500,000
Main circuit resistance
uQ
≤150
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2013
Total Annual:
$31000000-$35000000
Employee Number:
>218
Ecer Certification:
Verified Supplier
Ningbo Macwey Industrial Technology Co., Ltd. is a manufacturer specializes in R&D ,manufacturing and sales of MV&HV
switching equipment and electrical accessories,which applied in voltage range from 10kV to 40.5kV, widely used in power transmission
and distribution.The company is lo... Ningbo Macwey Industrial Technology Co., Ltd. is a manufacturer specializes in R&D ,manufacturing and sales of MV&HV
switching equipment and electrical accessories,which applied in voltage range from 10kV to 40.5kV, widely used in power transmission
and distribution.The company is lo...