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Home › Products›switchgear›AC Contactor

NC5 Series AC Contactors

NC5 Series AC Contactors

Product category:
AC Contactor
Product code:
P-398
Model:
NC5

Function & Use (Application Scenarios)

Motor control and protection electrical appliances, AC contactor products are mainly applicable to the New Ruix series motor control and protection products, including NR5 series thermal overload relays and NS5 series motor starters. AC contactors and thermal overload relays are mainly used for AC 50Hz (or 60Hz)

Surprise on inquiry

Product highlights

  • Smart Communication Support
  • Overload protection is reliable
  • Short-circuit protection capability
  • Control response is stable
  • Reliable protection level

Model

NC5
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Main Product Parameters

CategorySwitchgearSecondary categoryAC contactor
ParametersRated working current: 6-630A; Pole number: 3P; Operating environmental temperature: -25 ℃ ~+55℃; Certification mark: CCC/CE/CBAdvantages/Core Features01 Safe and reliable; the tightening torque of the main circuit terminal for 100A and below is increased by more than 40%; intelligent manufacturing, automated verification, ensuring product consistency and reliability; 02 Excellent performance; up to 1.25 million electrical life cycles and 10 million mechanical life cycles; 03 Flexible application; operating temperature -25°C ~ +55°C, suitable for various environmental applications; standard dust-proof sticker, optional dust cover

Product details

Function and Usage

The new series of electric motor control and protection products include the NC5 series AC contactors, NR5 series thermal overload relays, and NS5 series motor starters. AC contactors and thermal overload relays are mainly used in circuits with an AC frequency of 50Hz (or 60Hz), rated operating voltage up to 690V, and rated operating current up to 630A under the AC-3/400V usage category. The motor starter is suitable for circuits with a rated voltage up to 690V and current up to 32A. This series of products can be used in combination, suitable for starting and controlling AC motors, and achieving protection functions against motor overload, phase failure, and short circuit faults.

Detail Description

Parameters:
Rated Operating Current: 6-630A
Number of Poles: 3P
Working Environment Temperature: -25 ℃ ~+55℃
Certification Marks: CCC/CE/CB

Advantages/Core Features:
01 Safe and Reliable
For main circuit terminal screws within 100A, the tightening torque is increased by more than 40%

Intelligent manufacturing, automated verification ensures product consistency and reliability
02 Excellent Performance
Up to 1.25 million electrical life cycles and 10 million mechanical life cycles
03 Flexible Application
Operating temperature -25℃~+55℃, meeting various environmental applications

Standard dust-proof sticker, optional dust-proof cover

Detail Parameters

Parameter CategoryParameter ItemParameter Value
System ParametersRated Operating Voltage (V) AC 50Hz/60Hz220/230V/240V 660V/690V
Rated Insulation Voltage (V) AC 50Hz/60Hz1000V
Rated Impulse Withstand Voltage (kV)8kV
Rated Short-Time Withstand Current (kA)50kA/1s
Rated Peak Withstand Current (kA)125kA
Rated Short-Circuit Closing Capacity (kA)125kA
Rated Short-Circuit Breaking Capacity (kA)50kA
Rated Short-Circuit Making Current (kA)125kA
Rated Short-Circuit Opening Current (kA)50kA
Rated Short-Circuit Duration (s)1s
Rated Number of Short-Circuit Opening Operations100 times
Rated Number of Short-Circuit Making Operations100 times
Rated Short-Circuit Opening Time (ms)≤100ms
Rated Short-Circuit Making Time (ms)≤100ms
Rated Short-Circuit Opening Operation SequenceO-3min-CO-3min-CO
Rated Short-Circuit Making Operation SequenceCO-3min-CO-3min-CO
Rated Mechanical Life Under Short-Circuit Opening Current10000 times
Rated Mechanical Life Under Short-Circuit Making Current10000 times
Rated Electrical Life Under Short-Circuit Opening Current1000 times
Rated Electrical Life Under Short-Circuit Making Current1000 times
Temperature Rise Test Under Short-Circuit Opening Current≤40K
Temperature Rise Test Under Short-Circuit Making Current≤40K
Arc Quenching Time Under Short-Circuit Opening Current≤100ms
Arc Quenching Time Under Short-Circuit Making Current≤100ms
Wear Amount of Contacts Under Short-Circuit Opening Current≤0.5mm
Wear Amount of Contacts Under Short-Circuit Making Current≤0.5mm
Contact Material Under Short-Circuit Opening CurrentAgNi
Contact Material Under Short-Circuit Making CurrentAgNi
Contact Shape Under Short-Circuit Opening CurrentFlat Type
Contact Shape Under Short-Circuit Making CurrentFlat Type
Contact Spacing Under Short-Circuit Opening Current10mm
Contact Spacing Under Short-Circuit Making Current10mm
Contact Pressure Under Short-Circuit Opening Current50N
Contact Pressure Under Short-Circuit Making Current50N
Contact Contact Resistance Under Short-Circuit Opening Current≤100μΩ
Contact Contact Resistance Under Short-Circuit Making Current≤100μΩ
Contact Separation Speed Under Short-Circuit Opening Current≥1m/s
Contact Separation Speed Under Short-Circuit Making Current≥1m/s
Contact Closure Speed Under Short-Circuit Opening Current≥1m/s
Contact Closure Speed Under Short-Circuit Making Current≥1m/s
Contact Stroke Under Short-Circuit Opening Current10mm
Contact Stroke Under Short-Circuit Making Current10mm
Contact Overtravel Under Short-Circuit Opening Current5mm
Contact Overtravel Under Short-Circuit Making Current5mm
Contact Initial Pressure Under Short-Circuit Opening Current50N
Contact Initial Pressure Under Short-Circuit Making Current50N
Contact Final Pressure Under Short-Circuit Opening Current100N
Contact Final Pressure Under Short-Circuit Making Current100N
Maximum Allowable Wear Amount of Contacts Under Short-Circuit Opening Current0.5mm
Maximum Allowable Wear Amount of Contacts Under Short-Circuit Making Current0.5mm
Minimum Allowable Contact Area of Contacts Under Short-Circuit Opening Current50%
Minimum Allowable Contact Area of Contacts Under Short-Circuit Making Current50%
Maximum Allowable Contact Resistance of Contacts Under Short-Circuit Opening Current100μΩ
Maximum Allowable Contact Resistance of Contacts Under Short-Circuit Making Current100μΩ
Maximum Allowable Temperature Rise of Contacts Under Short-Circuit Opening Current40K
Maximum Allowable Temperature Rise of Contacts Under Short-Circuit Making Current40K
Maximum Allowable Arc Energy of Contacts Under Short-Circuit Opening Current100J
Maximum Allowable Arc Energy of Contacts Under Short-Circuit Making Current100J
Maximum Allowable Arc Time of Contacts Under Short-Circuit Opening Current100ms
Maximum Allowable Arc Time of Contacts Under Short-Circuit Making Current100ms
Rated Short-Circuit Opening Current Under ContactMaximum allowable arc distance10mm
Maximum allowable arc distance of contacts under rated short-circuit closing current10mm
Maximum allowable arc width of contacts under rated short-circuit breaking current10mm
Maximum allowable arc width of contacts under rated short-circuit closing current10mm
Maximum allowable arc length of contacts under rated short-circuit breaking current10mm
Maximum allowable arc length of contacts under rated short-circuit closing current10mm
Maximum allowable arc angle of contacts under rated short-circuit breaking current10°
Maximum allowable arc angle of contacts under rated short-circuit closing current10°
Maximum allowable arc frequency of contacts under rated short-circuit breaking current100Hz
Maximum allowable arc frequency of contacts under rated short-circuit closing current100Hz
Maximum allowable arc waveform of contacts under rated short-circuit breaking currentSine wave
Maximum allowable arc waveform of contacts under rated short-circuit closing currentSine wave
Maximum allowable arc phase of contacts under rated short-circuit breaking current0°
Maximum allowable arc phase of contacts under rated short-circuit closing current0°
Maximum allowable arc amplitude of contacts under rated short-circuit breaking current100V
Maximum allowable arc amplitude of contacts under rated short-circuit closing current100V
Maximum allowable arc frequency of contacts under rated short-circuit breaking current100Hz
Maximum allowable arc frequency of contacts under rated short-circuit closing current100Hz
Maximum allowable arc waveform of contacts under rated short-circuit breaking currentSine wave
Maximum allowable arc waveform of contacts under rated short-circuit closing currentSine wave
Maximum allowable arc phase of contacts under rated short-circuit breaking current0°
Maximum allowable arc phase of contacts under rated short-circuit closing current

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