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Magnetic AC Contactor 25A 220V – DIN Rail Motor Control Switch

Description:

The MINGTUO LC1 series magnetic AC contactors provide reliable switching and precise control across diverse electrical systems. Constructed with advanced electromagnetic design and high-grade contact materials, they ensure extended operational life and consistent performance in demanding industrial environments. Their compact, DIN rail-compatible structure allows easy installation while conserving space in control panel

Applications:

Motor Control Systems

Three-phase motor start/stop operations

 Motor reversing circuits

Pump and compressor motor management

Conveyor and industrial machine tool control

 

HVAC Systems

 

Air conditioner compressor switching

Heating system power regulation

Ventilation fan control

Chiller system and air handling unit management

 

Industrial Automation

 

Production line power distribution

Machine automation integration

Process control system coordination

 Robotic and assembly line power management

 

Power Distribution Networks

 

Commercial and industrial lighting control

Transformer load regulation

Capacitor bank management and power factor correction

Switchgear and panel operations

 

Special Applications

 

Crane and hoist control systems

Elevator and escalator power management

Welding equipment operation

Data center power distribution

Renewable energy system integration

  • Working Principle
  • Quality Explanation
  • Product Features
  • Installation & Commissioning
  • Packaging & Shipping
  • Project Cases
  • Product Selection Guide

Working Principle: When the AC contactor is powered on, the internal coil will generate a magnetic field, causing the moving iron core and the stationary iron core to be attracted together, driving the contact system to contact the stationary contact and conducting the circuit. After the coil loses power, the suction force disappears, and the reset spring will push up the moving iron core, causing the contacts to separate and the circuit to break.

  • Project Cases
  • Project Cases
  • Project Cases
  • Project Cases
  • Project Cases

MODEL A (mm) B (mm) C (mm) D (mm) E (mm) a (mm) b (mm) Φ (mm)
D09~12 47 76 82 11 133 34/35 50/60 4.5
D18 47 76 87 118 138 34/35 50/60 4.5
D25 57 86 95 126 146 40 48 4.5
D32 57 86 100 131 151 40 48 4.5
D40~65 77 129 116 145 165 40 100/110 6.5
D80~95 87 129 127 175 195 40 100/110 6.5

Model Type 9 12 18 25 32 40 50 65 80 95
Rated working current (A) AC3 9 12 18 25 32 40 50 65 80 95
AC4 3.5 5 7.7 8.5 12 18.5 24 28 37 44
Three-phase motor
AC-3 level (kw)
220/230V 2.2 3 4 5.5 7.5 11 15 18.5 22 25
380/400V 4 5.5 7.5 11 15 18.5 22 30 37 45
415V 4 5.5 9 11 15 22 25 37 - -
500V 5.5 7.5 10 15 18.5 22 30 37 - -
660/690V 5.5 7.5 10 15 18.5 30 33 37 45 45
RatedheatingcurrentIth(A) 20 20 30 32 40 50 60 80 125 125
Electrical lifespan(10000 cycles) AC3 100 100 100 100 80 80 60 60 60 60
AC4 20 20 20 20 20 15 15 15 10 10
Mechanical lifespan(10000 cycles) 1000 1000 1000 1000 800 800 800 800 600 600
Contact model 3P+NO 3P+NC+NO

Model Rated current (A) Main contact Auxiliary contact Single-phase load power (kW) Three-phase load power (kW)
CJX2-0910 9A 3NO 1NO 1.8KW 3.5KW
CJX2-0901 9A 3NO 1NC 1.8KW 3.5KW
CJX2-1210 12A 3NO 1NO 2.5KW 5KW
CJX2-1201 12A 3NO 1NC 2.5KW 5KW
CJX2-1810 18A 3NO 1NO 3.5KW 7.5KW
CJX2-1801 18A 3NO 1NC 3.5KW 7.5KW
CJX2-2510 25A 3NO 1NO 5KW 8.5KW
CJX2-2501 25A 3NO 1NC 5KW 8.5KW
CJX2-3210 32A 3NO 1NO 6KW 12KW
CJX2-3201 32A 3NO 1NC 6KW 12KW
CJX2-4011 40A 3NO 1NO 1NC 8KW 18.5KW
CJX2-5011 50A 3NO 1NO 1NC 10KW 24KW
CJX2-6511 65A 3NO 1NO 1NC 12.5KW 28KW
CJX2-8011 80A 3NO 1NO 1NC 15.5KW 37KW
CJX2-9511 95A 3NO 1NO 1NC 18.5KW 44KW
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Manufacturing Expert
Zhejiang Mingtuo Electrical Technology Co., Ltd.
Zhejiang Mingtuo Electrical Technology Co., Ltd.
Zhejiang Mingtuo Electrical Technology Co., Ltd. is a technology-driven enterprise specializing in the research, development, and manufacturing of low-voltage and medium-voltage circuit breakers. 25A 220V Magnetic AC Contactors Suppliers. Leveraging Liushi's comprehensive electrical industry chain and local advantages, we provide reliable and safe electrical protection products along with customized solutions for global industrial, commercial, and residential power distribution systems. We are committed to becoming a trusted electrical protection partner for global customers through professional engineering capabilities, consistent manufacturing quality, and flexible customization services.
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