Voltage Rating |
Typically ranges from 120V to 600V, matching the system's voltage requirements. |
Ensures compatibility with your system, preventing malfunctions and ensuring efficient power distribution. |
Amperage Rating |
Commonly ranges from 100A to 1200A, indicating the maximum current the panelboard can handle. |
Prevents overheating and fire hazards by matching the panelboard's capacity to your needs. |
Phase Configuration |
Available in single-phase and three-phase configurations to match residential or industrial systems. |
Optimizes performance and efficiency by matching your power supply system. |
Number of Circuits |
Varies widely, typically ranging from 12 to 84 circuits to accommodate different needs. |
Provides sufficient circuits for current and future requirements, allowing for organized power distribution. |
Interrupting Capacity |
Measured in kA (kiloamperes), indicating the panelboard's ability to handle short-circuit conditions, typically from 10kA to 200kA. |
Enhances safety by handling and interrupting short-circuit currents, reducing the risk of fire or damage. |
Main Breaker vs. Main Lug |
Panelboards can be equipped with a main breaker for a primary disconnect or main lug for power fed from another panel. |
Provides appropriate control and protection based on your setup, with a main breaker offering a shut-off point. |
Enclosure Type |
Available in NEMA 1 (indoor) and NEMA 3R (outdoor) enclosures for different environmental conditions. |
Protects the panelboard from environmental factors, enhancing durability and safety. |
Bus Material |
Copper or aluminum bus bars, with copper providing better conductivity and reliability. |
Reduces energy losses and improves efficiency with better conductivity, with aluminum as a cost-effective option. |
Mounting Type |
Surface or flush mounting options to fit different installation requirements. |
Ensures the panelboard fits your installation space and requirements, simplifying the setup process. |
Compliance Standards |
Should meet standards such as UL 67, UL 50, and NEC (National Electrical Code) for safety and performance. |
Guarantees adherence to safety and performance regulations, providing peace of mind and legal compliance. |
Metering Options |
Integrated metering options for monitoring power usage and efficiency. |
Allows for real-time monitoring of power usage, helping manage energy consumption and reduce costs. |
Grounding and Bonding Provisions |
Ensures proper safety and compliance with electrical codes. |
Enhances safety by preventing shocks and reducing fire risk, ensuring code compliance. |
Expansion Capabilities |
Design features that allow for future circuit additions and system expansion. |
Enables easy system expansion, saving time and money on future upgrades. |
Dimensions and Weight |
Physical size and weight of the panelboard, important for installation planning. |
Helps plan installation space and ensures a proper fit, preventing installation issues. |
Temperature Rating |
Operating temperature range to ensure reliability in different environments. |
Maintains reliability and performance by preventing overheating or freezing issues. |
Color and Finish |
Typically gray, but other colors and finishes might be available for specific aesthetic or protective needs. |
Enhances aesthetic appeal or provides additional protection, making the panelboard suitable for specific environments or preferences. |