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Molded Case Circuit Breaker 250A | 690V AC | IP20 & IP66 Protection Eaton
Molded case circuit breaker rated at 250A and 690V AC—ideal for industrial electrical protection. Built for reliable performance with an electronic release system
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Technical Specifications
- Rated current: 250 A
- Voltage rating: 690 V AC
- Number of poles: Three-pole
- Rated short-circuit breaking capacity (Ics) at 400/415 V: 150 kA
- Rated short-circuit breaking capacity (Ics) at 690 V: 5 kA
- Rated short-circuit making capacity (Icm) at 400/415 V: 330 kA
- Rated insulation voltage (Ui): 690 V AC
- Degree of protection: IP20 (basic), IP66 front side with door coupling
- Terminal type: Screw terminal standard, optional box and tunnel terminals
- Mechanical lifespan: 20,000 operations
- Electrical lifespan: up to 10,000 operations depending on voltage
- Ambient operating temperature: -25 °C to 70 °C
- Power loss: 51.56 W
- Mounting method: DIN rail or fixed built-in
- Overvoltage category: III
- Shock resistance: 20 g half-sinusoidal shock 20 ms
- Release system: Electronic with LSI overload and short-circuit protection
- Communication: USB interface and optional Modbus RTU
- Dimensions (H x L x W): 160mm x 190mm x 115mm
- Weight: 2.3 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
- Screw terminal main circuit connection
- Rated operational current of 250 A
- Rated short-circuit breaking capacity up to 150 kA depending on voltage
- IP20 degree of protection (basic) with IP66 front side option
- Mechanical lifespan of 20,000 operations and electrical lifespan up to 10,000 operations
- Ambient operating temperature range from -25 °C to 70 °C
Professional Installation Requirements
- Professional installation by a qualified electrician is required to ensure compliance with electrical safety standards and correct integration into switchgear assemblies.
Applications
- Use in unearthed supply systems at 690 V
- Industrial electrical protection
- Motor drive and generator protection
- Cable and system selectivity protection
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- RoHS compliant ensuring reduced hazardous substances
- Energy-efficient protection reducing electrical faults and downtime
- Durable design extends product lifecycle minimizing waste
Warranty Information
Warranty terms as per Eaton standard product warranty policy; typically covers manufacturing defects for a specified period.
Available Now
The Eaton Moeller NZMH2-VX250 Molded Case Circuit Breaker is available for immediate purchase, ideal for industrial and commercial electrical protection applications.
