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Molded Case Circuit Breaker 250A | 690V AC | 3-Pole Configuration | IP20 Protection by Eaton
Molded case circuit breaker with a 250A rating and 690V AC voltage—ideal for industrial electrical protection and motor drive applications. Built for reliability, featuring an electronic release system and integrated earth-fault protection.
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Product Name/Title: Molded Case Circuit Breaker 250A | 690V AC | 3-Pole Configuration | IP20 Protection by Eaton
Brand: Eaton
SKU: Y7-193291
Alternatively Known As: Molded Case Circuit Breaker, MCCB 250A, NZM2 Circuit Breaker, Eaton NZM2 PXR20, Industrial Circuit Breaker
Technical Specifications
- Amperage Rating: 250 A
- Voltage Rating: 690 V AC
- Number of Poles: 3
- Electrical Connection Type: Screw terminal
- Degree of Protection: IP20 (basic), IP66 with door coupling rotary handle
- Short-circuit Breaking Capacity (Ics): Up to 85 kA at 230 V
- Rated Insulation Voltage (Ui): 690 V AC
- Ambient Operating Temperature: -25 °C to 70 °C
- Mechanical Lifespan: 20,000 operations
- Electrical Lifespan: Up to 10,000 operations depending on voltage
- Overload and Short-circuit Protection: LSI overload protection with delayed and non-delayed short-circuit protective device
- Integrated Earth-fault Protection
- Mounting Method: DIN rail or fixed built-in technique
- Power Loss: 51.56 W
- Shock Resistance: 20 g (half-sinusoidal shock 20 ms)
- Terminal Capacity: Various copper and aluminum conductor sizes supported
- Release System: Electronic release
- Handle Type: Rocker lever
- Dimensions (H x L x W): 160mm x 190mm x 115mm
- Weight: 2.3 kg
Key Features
- 250 A amperage rating with 3-pole configuration
- Electronic release system with integrated earth-fault protection
- Screw terminal electrical connection
- LSI overload protection and delayed/non-delayed short-circuit protective device
- Rocker lever handle type
- Optional communication-capable with interface module and internal Modbus RTU module
- High short-circuit breaking capacity with rated Ics up to 85 kA at 230 V
- Ambient operating temperature range from -25 °C to 70 °C
- IP20 degree of protection in operating controls area
- Mechanical lifespan of 20,000 operations and electrical lifespan up to 10,000 operations depending on voltage
Professional Installation Requirements
- Installation must be performed by a qualified electrician familiar with industrial circuit breakers and compliance with local electrical codes and standards.
Applications
- Use in unearthed supply systems at 690 V
- Industrial electrical protection
- Motor drive protection
- Cable and generator protection
Standards & Compliance
- AS/NZS 60950 – Safety of IT and Communication 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 provided by Eaton, typically covering manufacturing defects. Please refer to Eaton's official warranty policy.
Available Now
The Eaton Moeller NZM2 PXR20 Molded Case Circuit Breaker 250A 3P is available now for immediate purchase. Ideal for industrial electrical protection and motor drive applications.
