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Home > Others > OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers
OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers
OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers
OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers
OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers
OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers
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OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers
OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers
OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers
OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers
OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers

OEM CJX1 (3TB) Series AC Contactors 9-400A 380V AC-3 Suppliers, Manufacturers

Optimize your electrical infrastructure with the CJX1 (3TB) Series AC Contactor. This device provides reliable control for AC motors and heavy-duty loads. It features a rated operational current capacity of 9A to 400A at 380V (AC-3). The unit supports 50/60Hz frequencies and withstands rated voltages of 690-1000V. Ideal for frequent switching operations, it handles reversing control and circuit interruption efficiently. Manufacturers trust this series for its adherence to international quality benchmarks, including IEC 947, VDE 0660, and GB 14048 specifications.

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Product Description

Operating Conditions

  • The altitude of the site of installation does not exceed 2000 meters above sea level.
  • The ambient air temperature: -25~+55°C.
  • Relative humidity does not exceed 50% at +40°C and 90% at +25°C.
  • Atmospheric conditions: the air does not contain any explosive medium, corrosive gases and conductive dust.
  • Never be shocked and vibrate obviously.
  • Never be wetted by rain and snow.

Technical Parameters

TypeCJX1-9 / 3TB40CJX1-12 / 3TB41CJX1-16 / 3TB42CJX1-22 / 3TB43CJX1-32 / 3TB44
Rated insulation voltage (V)660660660660660
Rated operational current (AC-3 380V) (A)912162232
Rated operational current (AC-4 380V) (A)3.34.37.78.515.6
Mechanical endurance (x10⁴)1010101010
Weight (kg)0.430.430.490.490.7

Product Display

Contactor View 1
Contactor View 2

3TB40-3TB44 Outline and Installation Dimension

Dimensions Diagram
Typeabcdefg
3TB40, 3TB417960463590/1067.55
3TB42, 3TB438975463511685
3TB449075745010985

Permissible Mounting Position

The contactors are designed for operation on vertical mounting surface.

Mounting Position

Frequently Asked Questions

1. What are the main operating conditions for these contactors?
These contactors are designed for altitudes up to 2000m, temperatures from -25°C to +55°C, and environments free from explosive or corrosive substances.
2. Can these contactors be used in humid environments?
Relative humidity should not exceed 50% at +40°C and 90% at +25°C. They should be protected from rain and snow.
3. What is the rated insulation voltage of the 3TB series?
The rated insulation voltage for the 3TB40 through 3TB44 series is 660V.
4. How should the contactors be mounted?
The contactors are specifically designed for operation on a vertical mounting surface.
5. What is the mechanical endurance of these units?
The mechanical endurance for the 3TB40-3TB44 series is 10 x 10⁴ cycles.
6. Are there different mounting size requirements?
Yes, mounting dimensions vary by model (e.g., 3TB40/41 vs 3TB44). Please refer to the dimension table provided above for specific measurements.

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