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Contactors ABB Nigeria Built-in Surge Suppression
Featuring AF technology as standard, AF contactors establish a new industry benchmark. The electronically controlled coil offers multiple benefits over conventional alternatives, and together with ABB’s wide product offering, an optimal configuration, every time.
Optimize logistics and cut administration costs with fewer product variants to handle. Access global support and use the same products in all parts of the world. A reduction of the coil’s energy consumption by 80% lets you save energy.
Secure your uptime by letting the AF technology overbridge voltage drops and sags.
- Optimize logistics and cut administration costs with fewer product variants to handle
- Access global support and use the same products in all parts of the world
- A reduction of the coil’s energy consumption by 80% lets you save energy
- Secure your uptime by letting the AF technology overbridge voltage drops and sags.
- Contactors ABB Nigeria Built-in Surge Suppression
- Up to 1000 A, 690 V AC-1 and 540 A, 600 V general use
- Only 4 coils cover 24 V – 500 V AC and 20 V – 500 V DC
- Built-in surge suppression
- Mirror and mechanically linked contacts
- Easy-to-use accessories through snap-to-connect function
|Contactors for all industrial applications, up to 2050 A and||–||HVAC|
|motor starting, up to 560 kW (400 V AC) / 900 hp (480 V AC)||–||Compressors|
|Contactors for heavy duty applications, up to 5000 A,||–||Power supply solutions|
|1000 V AC / 1500 V DC||–||Packing machines|
|–||Complete and harmonized 3 and 4-pole ranges.||–||Elevators and escalators|
|–||High performance and high quality materials.||–||Moulding machines|
|–||Compact dimensions easy to integrate in all designs.||Wood machines|
|–||AF contactors with electronic coil interface:||–||Robot|
|– wide voltage range AC / DC, sag and dips immunity,||–||Windmill|
|– built-in surge suppressor.||–||Solar system|
|–||Complying with the latest international standards.||–||Water heating|
What is Circuit Breaker?
Essentially, a Contactors ABB Nigeria Built-in Surge Suppression, is an electrical exchanging gadget. It is utilized for turning an electrical circuit on and off. It is an exceptional kind of hand-off, yet there is an essential contrast between the contactor and a hand-off. The contactor is generally utilized in applications where higher current conveying limit is included, while the transfers are utilized for lower current applications.
Contactors are minimized and can be field mounted without any problem. As a rule, these gadgets highlight various contacts. The contacts are generally typically open, and they give working capacity to the heap at whatever point the contactor loop is controlled. Contactors are prominently utilized with electric engines.
There are various kinds of Contactors ABB Nigeria Built-in Surge Suppression, , and the different sorts have their own arrangements of highlights, applications, and abilities. Contactors can assume control over a tremendous scope of flows, going from a couple to a large number of amperes, and voltage from 25VDC to a great many volts. Moreover, these gadgets come in different sizes, from little hand-held measurements to huge sizes matching a meter or a yard on one side.
Contactors are most regularly utilized with high-current burden as a result of their capacity to deal with current well more than 5000 amperes and high force well over 100kW. At the point when substantial engine flows are intruded on, they produce bends. A contactor can be utilized to lessen and control these bends.
Working Principle of a Contactor!
The working rule of the Contactors ABB Nigeria Built-in Surge Suppression, is very straightforward; the current coursing through the contactor stimulates the electromagnet. The empowered electromagnet at that point makes an attractive field. This causes the center of the contactor to move the armature. The circuit is then finished between the fixed and moving contacts by an ordinarily shut (NC) contact permitting the current to go through the contacts to the heap.
At the point when the current is halted from going through, the loop is de-empowered and opens the circuit. The contactors contacts can quickly open and close, which is the reason they can deal with bigger burdens. Since contactors are intended to quickly open and close contacts, moving contacts may ricochet as they quickly crash into fixed contacts. Bifurcated contacts are utilized in numerous contactors to abstain from bobbing.
The current contribution to the Contactors ABB Nigeria Built-in Surge Suppression, loop might be DC or AC (accessible in various voltage ranges between 12VAC or 12VDC to 690VAC or 440VDC). Limited quantity of intensity is spent by the contactor loop during its activity. To decrease the measure of intensity depleted by the contactor curl during activity, economiser circuits are utilized.
Contactors with AC curls are outfitted with concealing loops. Something else, the contactor will prattle each time the AC crosses zero. Concealing curls on Contactors ABB Nigeria Built-in Surge Suppression, can postpone demagnetization of the attractive center to abstain from gabbing. DC loops needn’t bother with concealing as the transition delivered is consistently steady.