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Eaton NZMH4-4-VX1600 Circuit Breaker 1600A | 4 Pole Design | IP20 & IP66 Protection | Electronic Release
The Eaton NZMH4-4-VX1600 circuit breaker offers a robust 1600A capacity with a 4 pole design, ideal for industrial electrical panels and power distribution systems. Built for high-current applications, it features an electronic release system and high short-circuit breaking capacity, ensuring reliable protection and efficiency.
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Product Name/Title: Eaton NZMH4-4-VX1600 Circuit Breaker 1600A | 4 Pole Design | IP20 & IP66 Protection | Electronic Release
Brand: Eaton
SKU: Y7-191361
Alternatively Known As: NZM4 Circuit Breaker 1600A, Eaton Molded Case Circuit Breaker, NZMH4-4 VX1600, Electronic Circuit Breaker 4 Pole 1600A
Technical Specifications
- Rated current: 1600 A
- Voltage rating: 690 V AC
- Number of poles: 4
- Short-circuit breaking capacity: up to 63 kA at 230 V
- Short-circuit making capacity: up to 275 kA at 240 V
- Degree of protection: IP20 (basic), IP66 with door coupling rotary handle
- Operating temperature range: -25 °C to 70 °C
- Mechanical lifespan: 10,000 operations
- Electrical lifespan: 20,000 operations at 690 V AC-1
- Terminal type: Screw terminal with optional rear connection terminals
- Overload current setting range: 640 A to 1600 A
- Short delay current setting range: 2 A to 10 A
- Instantaneous current setting range: 3200 A to 38400 A
- Pollution degree: 3
- Mounting method: Fixed built-in device
- Protection against direct contact: Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 110
- Release system: Electronic release
- Rated insulation voltage (Ui): 690 V AC
- Rated impulse withstand voltage (Uimp): 6000 V (auxiliary contacts), 8000 V (main contacts)
- Dimensions (H x L x W): 170mm x 375mm x 280mm
- Weight: 25.5 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 functions
- Optional communication-capable with interface and Modbus RTU modules
- High short-circuit breaking capacity up to 63 kA at 230 V
- Four-pole design with screw terminal connections
- IP20 degree of protection in operating controls area
- Ambient operating temperature range from -25 °C to 70 °C
- Mechanical lifespan of 10,000 operations and electrical lifespan of 20,000 operations at 690 V AC-1
Professional Installation Requirements
- Installation must be performed by a qualified electrician experienced with high-current industrial circuit breakers to ensure compliance with safety standards and correct integration into switchgear.
Applications
- Industrial electrical panels
- Power distribution systems
- Motor and generator protection
- Unearthed supply systems at 525 V
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
- AS/NZS 3820 – Essential Safety Requirements for Electrical Equipment
Environmental Benefits
- RoHS compliant ensuring reduced hazardous substances
- High efficiency in electrical protection reduces energy waste and equipment damage
Warranty Information
Warranty terms as per Eaton standard product warranty policy; typically covers manufacturing defects for a specified period.
Available Now
The Eaton NZMH4-4-VX1600 circuit breaker is available for immediate purchase, ideal for industrial and commercial power distribution and protection applications.
