Introduction: LS Electric Three-Pole Contactor MC-18b adopts advanced technology, closed structure design, compact size, convenient wiring design; Rated current 9 - 105A (3P), 9 - 800A (4P); Rated voltage AC 690/1000V; It is used for long-distance connection and breaking, as well as frequent start and control of AC motors; It is used in wind power, photovoltaic, HVAC and other industries.
Features:
The enclosed structure improves safety and prevents arc leakage
-A design with a simple design and a diamond-cut concept
Compact size and convenient connection provide an economical solution
- Type 2 coordinated protection to form a perfect system with peripheral equipment
A wide range of functional expansion accessories
- Anti-touch finger safety protection design
World-class products that meet IEC and UL standards
Product parameters
Contactor model (3P): MC 18b
Rated operating voltage Ue: AC 690V
Rated insulation voltage Ui: 690V
Rated impulse withstand voltage Uimp: 6kV
Rated operating current In
AC-3 380/440V：18A
AC-1：40A
Short-time withstand current Icw
1s：300A
10s：154A
30s：100A
1min：84A
3min：60A
10min：40A
≥15min：40A
Shock Resistance (1/2 sine wave = 11ms)
Break: 8G
Closure: 10G
Seismic performance (5 – 300 Hz)
Break: 2G
Closure: 4G
On-off time (AC coil)
Switch-on: 15-30ms
Breaking: 4 - 19ms
On-off time (DC coil)
Turn-on: 40-60ms
Breaking: 4 - 19ms
Ambient temperature
Storage: -30 - +65°C
Operating: -5 - +55°C
**Large working altitude (no capacity reduction): 3000m
Electrical life (times): 2.5 million
Mechanical life (times): 15 million
**Maximum operation frequency (times/hour): 1800
Optional auxiliary contacts and standard quantity: UA-1/UA-2/UA-4
Number of auxiliary contacts as standard: 1ALB
The company respects the enterprise spirit of "practicality, hard work and responsibility", and creates a good corporate environment with integrity, win-win, and business philosophy, and takes a new management model, perfect technology, thoughtful service, and excellent quality as the foundation for survival. We always adhere to: customer first, serve customers attentively, and insist on impressing customers with their own services. Always adhering to the business philosophy of "integrity, win-win", relying on excellent prices, excellent quality, fast delivery and pre-sales consultation and after-sales service to win the trust of our customers.
This article introduces LS power production three-pole contactor MC-18b 380/440V 18A products, if you are interested in LS power production contactor, please also contact our customer service, we are looking forward to your call, hope our technology and service can bring you a better experience.
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