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Eaton Circuit Breaker 800A | 690V AC | 63kA Breaking Capacity | IP20 Protection by Eaton

BRAND: Eaton
SKU: Y7-191453
$5,562.10 List price: $6,931.30
+ −
30 Days Return Delivery Options
Eaton NZMH4-VX800 circuit breaker rated for 800A and 690V AC—ideal for industrial electrical protection. Built for reliable performance with a 63kA short-circuit breaking capacity and IP20 protection, ensuring safety and durability in demanding environments.

Product Name/Title: Eaton Circuit Breaker 800A | 690V AC | 63kA Breaking Capacity | IP20 Protection by Eaton

Brand: Eaton

SKU: Y7-191453

Alternatively Known As: NZM4 PXR20 Circuit Breaker 800A, Eaton Molded Case Circuit Breaker, Electronic Circuit Breaker 3 Pole 800 Amp

Technical Specifications
  • Amperage Rating: 800 A
  • Voltage Rating: 690 V AC
  • Number of Poles: Three-pole
  • Rated short-circuit breaking capacity Ics: 63 kA at 230 V, 50/60 Hz
  • Rated short-circuit breaking capacity Ics: 50 kA at 400/415 V, 50/60 Hz
  • Rated short-circuit breaking capacity Ics: 37 kA at 690 V, 50/60 Hz
  • Rated short-circuit making capacity Icm: 187 kA at 400/415 V, 50/60 Hz
  • Rated insulation voltage (Ui): 690 V AC
  • Degree of protection: IP20 (basic), IP66 with door coupling rotary handle
  • Terminal capacity (copper solid conductor): up to 300 mm²
  • Operating temperature range: -25 °C to 70 °C
  • Mechanical lifespan: 10,000 operations
  • Electrical lifespan: up to 20,000 operations at 690 V AC-1
  • Overload current setting (Ir): 320 A to 800 A
  • Short delay current setting (Isd): 2 A to 10 A
  • Instantaneous current setting (Ii): 2 A to 18 A
  • Shock resistance: 15 g (half-sinusoidal shock 11 ms)
  • Mounting Method: Built-in fixed
  • Dimensions (H x L x W): 170mm x 375mm x 210mm
  • Weight: 19 kg
Key Features
  • Electronic release system with LSI overload protection
  • Delayed and non-delayed short-circuit protective device
  • R.m.s. value measurement and thermal memory
  • USB interface for configuration and test function with Power Xpert Protection Manager software
  • Optionally communication-capable with interface module and internal Modbus RTU module or CAM
  • Rated operational current of 800 A
  • Short-circuit breaking capacity up to 63 kA at 230 V
  • Screw terminal electrical connection
  • Protection unit motor drive optional
  • Finger and back-of-hand proof protection to DIN EN 50274/VDE 0106 part 110
  • IP20 basic degree of protection in operating controls area
  • Mechanical lifespan of 10,000 operations and electrical lifespan up to 20,000 operations at 690 V AC-1
Professional Installation Requirements
  • Professional installation by a qualified electrician is required to ensure compliance with electrical safety standards and proper integration into switchgear assemblies.
Applications
  • Use in unearthed supply systems at 690 V
  • Industrial electrical protection
  • Motor drive protection
  • Systems, cable, selectivity and generator protection
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • RoHS compliant ensuring reduced hazardous substances
  • Energy-efficient electronic release reduces power loss
  • Durable design extends product lifespan reducing waste
Warranty Information

Warranty terms as provided by Eaton, typically covering manufacturing defects. Please refer to Eaton's official warranty policy.

Available Now

The Eaton NZMH4-VX800 circuit breaker is available for immediate purchase, ideal for industrial and commercial electrical protection applications.

Product specifications (skuPage.191453.pdf, 69 Kb) [Download]

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