Industrial AC Contactors

Industrial AC Contactors

Details
Built to withstand the rigors of factory floors and heavy machinery, the series of Industrial AC Contactors represents a class of rugged and dependable switching devices. These product are engineered for use in alternating current circuits with a frequency of 50Hz and a rated operational voltage up to 660V, capable of handling high currents up to 95A (3-phase ≤440V).
Category
Low-Voltage Apparatus
 
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Description
Technical Parameters

Built to withstand the rigors of factory floors and heavy machinery, the series of Industrial AC Contactors represents a class of rugged and dependable switching devices. These product are engineered for use in alternating current circuits with a frequency of 50Hz and a rated operational voltage up to 660V, capable of handling high currents up to 95A (3-phase ≤440V). Their fundamental application is the remote connection and disconnection of power circuits in industrial settings. A key strength of these Industrial AC Contactors lies in their suitability for the frequent and often demanding control of AC motors, which are ubiquitous in industrial processes. When configured for utilization category AC-4 (with appropriate current derating), they can also execute rigorous operations like plugging and reversing of squirrel-cage motors. To fortify industrial systems against faults, these Industrial AC Contactors are designed for easy integration with thermal overload relays, creating a protective combo that disconnects power in case of sustained overload conditions, preventing costly downtime and equipment damage. The robust construction of an Industrial AC Contactor is complemented by requiring installation within these parameters: a) Ambient air temperature: -5°C to +40°C, 24h average ≤+35°C. b) Altitude: ≤2000m. c) Humidity: ≤50% relative humidity at +40°C; wettest month averages: minimum temp ≤+25°C, maximum humidity ≤90%. d) Pollution degree: 3. e) Installation category: III. f) Environment: Must be free from significant shaking, impact, or vibration. g) Mounting: Surface inclination ≤5° from vertical. Designed for endurance and consistent performance, the Industrial AC Contactor series is the go-to choice for engineers seeking a tough and reliable switching solution for critical industrial applications.

 

Internal Connections and Terminal Markings

product-934-761
product-961-766

 

External shape and installation dimensions 

Contactor Model

Auxiliary Contact

Normally Open (NO)

Normally Closed (NC)

CJX2-9511

11

1

1

Rated operating currentIe

AC3

95A

380V

AC4

44A

Conventional heating current IthA

125A

Controllable three-phase squirrel-cage motor powerP kW AC3

220V

25

380V

45

660V

45

Rated insulation voltage UiV

690V

Operating frequency1/h

Electrical life

AC3

600

AC4

300

Mechanical life

3600

Electrical life

AC3

600000times

AC4

100000times

Mechanical life

6000000times

Coil

Operating voltageUs 50Hz V

36/110/127/220/380

range of motion

0.85~1.1Us

Power ConsumptionVA(50Hz)

Start

200

Absorption

20

Auxiliary contact for heating current AC15

10A

weight

about1.35Kg

 

A max

B max

C max

a

b

Φ

Install (Image 2)

87

128

127

40

100/110

6.5

Install using M6 screws and lock washers, or use 35mm or 75mm mounting rails.

 

Auxiliary Contact Assembly Model

Auxiliary Contact

Quantity

Normally Open (NO)

Normally Closed (NC)

F4

11

1

1

20

2

-

02

-

2

22

2

2

40

4

-

04

-

4

31

3

1

13

1

3

 

Qualification

product-794-1123
product-794-1123
product-794-1123
product-794-1123
product-794-1123
product-794-1123
product-794-1123
product-794-1123
product-794-1123
product-794-1123
product-794-1123
product-794-1123
product-794-1123
product-793-1125
 

 

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