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Moulded Case Circuit Breakers
  • Fireproof Nsx Circuit Breaker IEC Standard Price List Mccb Products Nsx 160 Amp 3 Phase 4Phase
  • Fireproof Nsx Circuit Breaker IEC Standard Price List Mccb Products Nsx 160 Amp 3 Phase 4Phase
  • Fireproof Nsx Circuit Breaker IEC Standard Price List Mccb Products Nsx 160 Amp 3 Phase 4Phase
  • Fireproof Nsx Circuit Breaker IEC Standard Price List Mccb Products Nsx 160 Amp 3 Phase 4Phase
  • Fireproof Nsx Circuit Breaker IEC Standard Price List Mccb Products Nsx 160 Amp 3 Phase 4Phase
Fireproof Nsx Circuit Breaker IEC Standard Price List Mccb Products Nsx 160 Amp 3 Phase 4Phase

Fireproof Nsx Circuit Breaker IEC Standard Price List Mccb Products Nsx 160 Amp 3 Phase 4Phase

$20.00-$80.00/ Pack|5 Pack/Packs(Min. Order)
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Fireproof Nsx Circuit Breaker IEC Standard Price List Mccb Products Nsx 160 Amp 3 Phase 4Phase

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Circuit Protection: Designed to safeguard electrical systems against overcurrent, short circuits, and ground faults with a breaking capacity of 50kA, ensuring robust reliability.
  • Fireproof Design: Features fire-resistant materials and copper contacts for enhanced durability and safety in high-risk environments.

Key features

  • 1. Advanced Material Technology

    • With copper conductive components, ensure efficient heat dissipation and durability under high current loads, outperforming aluminum-based alternatives*.

  • 2. User-Friendly Interactive Design

    • With a manual operation handle and transparent window, allows for easy on/off control and visual inspection of internal contacts, enhancing maintenance convenience compared to non-transparent designs*.

  • 3. High-Performance Protection

    • With a breaking capacity of 50kA, safely interrupts high fault currents to protect electrical systems, offering ~30% higher capacity than standard models*.

  • 4. Industrial-Grade Scenario Solutions

    • Rated for 630A and 690V, handles heavy-duty loads in industrial settings, supporting continuous operation for commercial systems and exceeding residential breaker capacities*.

  • 5. Global Certification Compliance

    • Complies with IEC standards, ensuring international safety and performance compliance, meeting rigorous global electrical safety requirements*.

Product details

Fireproof Nsx Circuit Breaker IEC Standard Price List Mccb Products Nsx 160 Amp 3 Phase 4Phase

The Fireproof NSX Circuit Breaker (MCCB) is a robust electrical protection device designed to safeguard circuits against overcurrent, short circuits, and ground faults. Compliant with IEC standards, it offers a wide range of rated currents (16A to 630A) and operates at 690V, making it suitable for industrial, commercial, and residential applications. Its copper conductors and fire-resistant casing ensure durability and safety in harsh environments.

Technical specifications

FeatureSpecificationBenefit
Breaking Capacity50kAEnsures reliable interruption of high fault currents
MaterialCopper conductors, fire-resistant casingEnhanced thermal conductivity and fire safety
Rated Current16A, 20A, 30A, 35A, 40A, 50A, 63A, 80A, 160A, 200A, 250A, 630AFlexible selection for diverse load requirements
Rated Voltage690VSupports high-power industrial systems
ComplianceIEC StandardEnsures global regulatory alignment

Customization guide

Adjustable rated current and trip settings allow customization to meet specific load requirements. Optional auxiliary contacts and mounting configurations can be tailored for unique installation needs.

Get inspired

With its fire-resistant design and high breaking capacity, the NSX MCCB provides unmatched safety and reliability for critical electrical systems. Whether protecting a factory’s machinery or a commercial building’s infrastructure, this circuit breaker ensures uninterrupted operation under demanding conditions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Rated Current16A–63A80A–160A200A–630A
Breaking Capacity50kA+15% (57.5kA)+30% (65kA)*
Trip SettingsStandardAdjustableFully customizable
Mounting OptionsStandard bracketsFlange + railFlange, rail, or wall

Supplier's note

  1. Technical Breakthroughs:

    • 50kA Breaking Capacity: Ensures safe disconnection even during severe fault conditions.
    • Copper Conductors: Reduces energy loss and improves heat dissipation.
    • IEC Compliance: Meets global safety standards for broad application compatibility.

  2. Version Selection Guide:

    • Base Model: Ideal for residential or small commercial systems (e.g., lighting, HVAC) where standard current loads and trip settings suffice.
    • Advanced Model: Suited for medium-scale industrial applications (e.g., motors, pumps) requiring adjustable trip settings and higher current handling.
    • Pro Model: Designed for heavy-duty industrial use (e.g., factories, data centers) with its 65kA breaking capacity and customizable trip parameters, ensuring reliability under extreme conditions.

*Pro Model’s breaking capacity exceeds industry benchmarks by 30%, enabling safe operation in high-risk environments.

Frequently asked questions

  • Which NSX MCCB model is best for a 250A industrial application?

  • How do I inspect the contacts of the NSX 250F MCCB?

  • Why is copper used in the NSX MCCB's contacts compared to aluminum?

  • Can the NSX MCCB's trip settings be customized for specific applications?

  • Is the NSX MCCB IEC 60947-2 certified for industrial use?

  • How is the NSX MCCB mounted for industrial panel installations?

  • What safety features does the NSX 250F MCCB offer for high-voltage systems?

  • Is the NSX 250F suitable for 690V industrial systems requiring 50kA breaking capacity?

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