Molded Case Circuit Breaker 250A | 690V AC | IP20 Protection | 4-Pole by Eaton
Molded case circuit breaker rated at 250A and 690V AC—ideal for industrial electrical protection. Built for reliable performance with electronic release system and high short-circuit breaking capacity, ensuring safety and efficiency in your electrical systems.
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Product Name/Title: Molded Case Circuit Breaker 250A | 690V AC | IP20 Protection | 4-Pole by Eaton
Brand: Eaton
SKU: Y7-191692
Alternatively Known As: Molded Case Circuit Breaker, MCCB 250A, NZM2 Circuit Breaker, Eaton NZM2 PXR20, Industrial Circuit Breaker 4P 250A
- Amperage Rating: 250 A
- Voltage Rating: 690 V AC
- Number of Poles: Four-pole
- Mounting Method: DIN rail (top hat rail) mounting optional, fixed built-in technique
- Electrical Connection Type: Screw connection
- 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), IP40 front side with insulating surround
- Ambient Operating Temperature: -25 °C to 70 °C
- Lifespan Mechanical: 20,000 operations
- Lifespan Electrical: 10,000 operations at 400 V AC-1
- Overload Current Setting (Ir): 100 A to 250 A
- Short Delay Current Setting (Isd): 2 A to 10 A
- Instantaneous Current Setting (Ii): 2 A to 12 A
- Power Loss: 51.56 W
- Shock Resistance: 20 g (half-sinusoidal shock 20 ms)
- Terminal Capacity (Copper Stranded Conductor): 25 mm² - 70 mm² (2x) at box terminal
- Dimensions (H x L x W): 160mm x 190mm x 145mm
- Weight: 2.9 kg
- 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
- Four-pole circuit breaker with screw terminal connections
- Rated operational current of 250 A
- Rated short-circuit breaking capacity up to 150 kA depending on voltage
- Ambient operating temperature range from -25 °C to 70 °C
- Protection against direct contact: Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 110
- Degree of protection IP20 in operating controls area
- Professional installation by a qualified electrician is required to ensure compliance with electrical safety standards and proper integration into switchgear systems.
- Use in unearthed supply systems at 690 V
- Industrial electrical protection
- Motor drive protection
- Systems, cable, selectivity and generator protection
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
- RoHS compliant ensuring reduced hazardous substances
- Energy efficient protection reducing electrical faults and downtime
- Durable design extends product lifecycle reducing waste
Warranty terms as per Eaton standard product warranty policy; typically covers manufacturing defects for a specified period.
The Eaton Moeller NZM2 PXR20 Molded Case Circuit Breaker 250A 4P is available now for immediate purchase. Ideal for industrial and commercial electrical protection applications.