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Molded Case Circuit Breaker 630A | 4 Pole | Electronic Release System | IP40 Protection by Eaton
Molded case circuit breaker rated at 630A with a 4-pole design and electronic release system—ideal for industrial electrical protection. Built for reliable operation in unearthed supply systems, featuring IP40 protection and high short-circuit breaking capacity.
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Product Name/Title: Molded Case Circuit Breaker 630A | 4 Pole | Electronic Release System | IP40 Protection by Eaton
Brand: Eaton
SKU: Y7-191393
Alternatively Known As: Molded Case Circuit Breaker 630A, NZM3 Circuit Breaker, Eaton NZMH3-4-VX630, Electronic Circuit Breaker 4 Pole 630A
Technical Specifications
- Amperage Rating: 630 A
- Voltage Rating: 690 V AC
- Number of Poles: 4
- Mounting Method: Built-in fixed technique
- Degree of Protection: IP20 (basic), IP40 front side with insulating surround
- Short-circuit breaking capacity (Ics) at 400/415 V: 150 kA
- Rated insulation voltage (Ui): 690 V AC
- Rated impulse withstand voltage (Uimp) at main contacts: 8000 V
- Operating Temperature Range: -25 °C to 70 °C
- Mechanical Lifespan: 15000 operations
- Electrical Lifespan: up to 5000 operations depending on voltage
- Terminal Capacity: Up to 240 mm² copper conductor depending on cable manufacturer
- Release System: Electronic with LSI overload and short-circuit protection
- Overload Current Setting Range: 252 A to 630 A
- Short Delay Current Setting Range: 1.5 A to 7 A
- Instantaneous Current Setting Range: 2 A to 800 A
- Shock Resistance: 20 g half-sinusoidal shock 20 ms
- Pollution Degree: 3
- Electrical Connection Type: Screw connection
- Dimensions (H x L x W): 275mm x 166mm x 185mm
- Weight: 8.4 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
- Optionally communication-capable with interface module and internal Modbus RTU or CAM
- Rated short-circuit breaking capacity up to 150 kA at 400/415 V
- Screw terminal standard with optional box and tunnel terminals
- Four-pole design with rocker lever handle
- High mechanical lifespan of 15000 operations and electrical lifespan of up to 5000 operations
- Protection against direct contact finger and back-of-hand proof
- IP20 basic degree of protection in operating controls area
Professional Installation Requirements
- Professional installation by a qualified electrician is required to ensure compliance with electrical safety standards and proper integration into the electrical system.
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
- High efficiency and reliability reduce energy waste and downtime
- Long operational lifespan reduces replacement frequency and waste
Warranty Information
Warranty terms as per Eaton's standard product warranty policy. Typically covers manufacturing defects for a specified period.
Available Now
The Eaton Moeller NZM3 PXR20 Molded Case Circuit Breaker 630A 4p is available now for immediate purchase. Ideal for industrial and commercial electrical protection applications.
