Contactor – Yueqing Weixin Electric Technology Co., Ltd

Silver point AC contactor CJ20 locking contact

lewsin — Sat, 15 Jul 2023 07:52:40 +0000

CJ20 switching capacitor contactor is used in power systems with AC 50Hz or 60Hz and main circuit voltage up to 380V, as a self-healing low-voltage parallel capacitor in power factor compensation devices for connection and disconnection. The contactor is equipped with surge suppression devices, which can effectively reduce the impact of closing surge on capacitors and suppress overvoltage during opening and closing. It can effectively suppress the surge current during closing, and has the advantages of small size, light weight, strong switching ability, and saving raw materials.
Working installation conditions
1. Surrounding air temperature: -5 ℃~+40 ℃, with an average temperature of no more than+35 ℃ over 24 hours.
2. Atmospheric conditions: At+40 ℃, the relative humidity of the atmosphere does not exceed 50%. At lower temperatures, there can be higher relative humidity. The average maximum relative humidity in the wettest month is 90% when the average lowest temperature is+25 ℃, taking into account condensation that occurs on the surface of the product due to temperature changes.
3. Altitude: The altitude of the installation site shall not exceed 2000 meters.
4. Pollution level: Level 3.
5. Installation conditions: The inclination between the installation surface and the vertical surface should not exceed ± 5 °, and there should be no significant shaking, impact, or vibration.

Small guide rail household AC contactor NCH8-25

lewsin — Sat, 15 Jul 2023 07:44:32 +0000

Model NCH8-25
Rated current 25 (A)
Number of poles: single/2-pole/4-pole
Main contact forms: 20, 11, 40, 22, 31, 02
Auxiliary contact types 20, 11, 40, 22, 31, 02
Coil voltage 220 (V)
Coil frequency 50 (Hz)
Coil power supply 220/230V
Order number NCH8-25
Rated voltage 220 (V)
Agreed heating current of 25
Working altitude 2000km
Working environment temperature -5~40
Arc extinguishing medium air type
Number of main contact poles: single pole
Type of AC contactor
Product series NCH8-25
Flying arc distance 10 (mm)
Rated segmentation capacity 25 (A)
Mechanical lifespan of 100 (10000 cycles)
Electrical lifespan of 100000 cycles
Product Certification CCC
Applicable to households, hotels, apartments, and other places
Customized processing or not
Material Number NCH8-25
Application scenario terminal power distribution
Main contact control circuit AC contactor
Number of normally open main contacts 2
Number of normally closed auxiliary contacts 2
Number of normally closed main contacts 2
Number of normally open auxiliary contacts 2
NCH8 series
Minimum packaging quantity 1
3C Certificate Number 202098037002101
Model quotation NCH8
Item number NCH8-25
Is there a dedicated cross-border export supply source
Unit platform
Weight 0.5kg
Other wiring methods
Additional Features Other
Shell code NCH8

CJX2 series AC contactor CJX2-2510

lewsin — Sat, 15 Jul 2023 07:26:34 +0000

Usage environment
● Environmental temperature: -25 to+40 ℃
● Altitude: not exceeding 300mm
Relative humidity of the air: not exceeding 50% at+40 ℃; At lower temperatures, there can be higher relative humidity; Not exceeding 90% at+25 ℃; And considering the condensation that occurs on the surface of the product
● Use environment: Avoid using media that may cause explosion hazards, as well as harmful gases and conductive dust that corrode metals and damage insulation
Installation position: The inclination between the installation surface and the vertical surface shall not exceed ± 30 ℃
● Shock and vibration: The product should be installed and used in a place without significant shaking, shock, and vibration
Advantage
The product complies with advanced national standards such as IEC, NFC, VDE, BS, as well as the Chinese GB14048-4 standard. Can be used in any country or region in the world and in relatively harsh environments
Technological economy refers to reaching the advanced level of the contemporary world, with small size, light weight, low energy consumption, long service life, derivative ability, and easy interchangeability and maintenance
The reliability of the product’s action during the process of power on suction and power-off release is in a leading position among contemporary similar products.

Switching capacitor contactor

lewsin — Mon, 03 Jul 2023 07:41:01 +0000

The CJX2F (LC1-F) series AC contactor (hereinafter referred to as the contactor) is suitable for use in circuits with AC 50 or 60 Hz, voltage up to 1000 volts, and current up to 780 amps or less, for remote connection and disconnection of circuits, as well as frequent starting and control of AC motors. Contactors can also be combined with auxiliary head groups, air delay heads, mechanical interlocking mechanisms, and other accessories to form delay contactors, mechanical interlocking contactors, and star delta starters. And it can be combined with a thermal relay to form a magnetic starter.
Usage environment
● Environmental temperature: -25 to+40 ℃
● Altitude: not exceeding 300mm
Relative humidity of the air: not exceeding 50% at+40 ℃; At lower temperatures, there can be higher relative humidity; Not exceeding 90% at+25 ℃; And considering the condensation that occurs on the surface of the product
● Use environment: Avoid using media that may cause explosion hazards, as well as harmful gases and conductive dust that corrode metals and damage insulation
Installation position: The inclination between the installation surface and the vertical surface shall not exceed ± 30 ℃
● Shock and vibration: The product should be installed and used in a place without significant shaking, shock, and vibration
Advantage
The product complies with advanced national standards such as IEC, NFC, VDE, BS, as well as the Chinese GB14048-4 standard. Can be used in any country or region in the world and in relatively harsh environments
Technological economy refers to reaching the advanced level of the contemporary world, with small size, light weight, low energy consumption, long service life, derivative ability, and easy interchangeability and maintenance
The reliability of the product’s action during the process of power on suction and power-off release is in a leading position among contemporary similar products.

CJX1 (3TB, 3TF) AC contactor

lewsin — Fri, 30 Jun 2023 06:00:40 +0000

The CJX1 (3TB, 3TF) series AC contactor is mainly used in circuits with AC 50HZ or 60HZ, rated insulation voltage of 690V, and rated current up to 800A under the AC-3 usage category; For remote control of circuits or other electrical appliances, the motor can be frequently started. And it can be combined with appropriate thermal overload relays to form an electromagnetic starter to protect the possible operation overload circuit.
This product complies with GB14048.4, IEC60947-4-1, and GB21518-2008 “Limiting Values and Energy Efficiency Grades for AC Contactors”
Model and meaning
Working conditions:
● Altitude not exceeding 2000 meters;
● Surrounding ambient temperature: -25~+55 ° C
Relative humidity of the air: not exceeding 50% at+40 ° C and not exceeding 90% at+25 ° C;
Atmospheric conditions: There are no media that can cause explosion hazards, and there are no gases or conductive dust that corrode metals or damage insulation;
In places without significant shaking or impact vibration;
In places without rain or snow invasion.
Structural features:
Good safety performance, with conductive components not exposed;
Small in size and light in weight, the arc extinguishing cover material is made of unsaturated resin, which has good arc resistance and will not crack;
The arc extinguishing chamber is enclosed with a small arc distance, which can reduce the size of the electrical box;
The main contact system has a unique structure, with minimal contact wear and increased electrical lifespan;
Electromagnets work reliably, with low losses, low noise, and high mechanical strength;
High operating frequency and control capacity;
SIGUT Siemens termination method, easy and secure wiring, high contact reliability, strong vibration resistance, and safety protection
Main technical parameters

CJX2 (LC1) AC contactor

lewsin — Fri, 30 Jun 2023 05:33:57 +0000

The CJX2 series AC contactor (hereinafter referred to as the contactor) is suitable for circuits with AC frequency of 50Hz or 60Hz, voltage up to 690V, and current up to 95A. It is used for remote connection and disconnection of circuits, frequent starting, and control of AC motors. The contactor can also be equipped with building block auxiliary contact groups, air delay heads, mechanical interlocking mechanisms, and other accessories to form delay contactors, reversible contactors, star delta starters, and can be directly plugged and installed with thermal relays to form electric starters.
The product complies with GB14048.4 standard.
Model and its meaning
The standard models of CJX2 contactors are as follows:
CJX2-0910 CJX2-0901 CJX2-1210 CJX2-1201 CJX2-1810 CJX2-1801 CJX2-2501 CJX2-2501
CJX2-3201 CJX2-3201 CJX2-4011 CJX2-5011 CJX2-6511 CJX2-8011 CJX2-9511
characteristic
1. Electrical life curve
2. Technical parameters of the main circuit

model	rated insulation voltage	Agreed heating current A	Rated working current 400V AC3	Control vacancy rate					Number of contacts	notes
model	rated insulation voltage	Agreed heating current A	Rated working current 400V AC3	230V	400V	415V	440V	690V	Number of contacts	notes
CJX2-0910 CJX2-0901	690	20	9	2.2	4	4	4	5.5	3P+NO 3P+NC	Installation method: 1. Install with two screws. 2. 35mm rail installation
CJX2-1210 CJX2-1201		20	12	3	5.5	5.5	5.5	7.5	3P+NO 3P+NC
CJX2-1810 CJX2-1801		32	18	4	7.5	9	9	9	3P+NO 3P+NC
CJX2-2510 CJX2-2501		40	25	5.5	11	11	11	15	3P+NO 3P+NC
CJX2-3210 CJX2-3201		50	32	7.5	15	15	15	18.5	3P+NO 3P+NC
CJX2-4011		60	40	11	18.5	22	22	30	3P+NO +NC	Installation method: 1. Install with two screws. 2. 75mm or 35mm rail installation
CJX2-5011		80	50	15	22	25	25	33
CJX2-6511		80	65	18.5	25	37	37	37
CJX2-8011		125	80	22	37	45	45	45
CJX2-9511		125	95	25	45	45	45	45

CJX2F（LC1-F）

lewsin — Fri, 30 Jun 2023 05:22:37 +0000

Контакторы переменного тока серии CJX2F (LC1 – F) (далее именуемые контакторы) применяются в схемах переменного тока 50 или 60 Гц, напряжения до 1000 вольт и тока до 780 ампер для дальнего подключения и разъема цепей, а также для частого запуска и управления электродвигателями переменного тока. Контактор также может быть связан со вспомогательной головкой, воздушной головкой задержки, механическим механизмом блокировки и другими аксессуарами, состоящими из контактора задержки, контактора механической блокировки, Star Trianger Star. Кроме того, с тепловым реле можно создать магнитный стартер.
Условия использования
• Температура окружающей среды: – 25 ~ + 40°С
Высота над уровнем моря: не более 300 мм
· Относительная влажность воздуха: не более 50% при + 40°C; При более низких температурах может быть повышена относительная влажность; Не более 90% при + 25°C; Принимая во внимание то, что происходит на поверхности продукта,
• Использование окружающей среды: следует избегать использования опасных для взрыва сред, а также вредных газов и проводящей пыли, которые корродируют металлы и разрушают изоляцию
Позиция установки: наклон поверхности установки и вертикальной поверхности не превышает ±30°C
• Удар и вибрация: Продукты должны быть установлены и использованы в местах, где нет значительных колебаний, ударов и вибраций
Преимущества продукции
Продукты соответствуют стандартам ряда развитых стран, таких как IEC, NFC, VDE, BS и китайский стандарт GB14048 – 4. Может использоваться в любой стране и регионе мира и в относительно суровых условиях.
• Технологическая экономика относится к достижению передового уровня в современном мире, с небольшим размером, легким весом, низким потреблением энергии, длительным сроком службы, производной энергией, удобным обслуживанием взаимозаменяемости
• Надежность действия продукта в процессе поглощения током и отключения электроэнергии занимает лидирующие позиции среди современных продуктов аналогичного назначения.