NOARK Electric has announced that the newly developed A25 series Power Circuit Breakers, Non-Automatic Disconnect Switches, along with related accessories, are now available for purchase. This launch adds to the company's lineup of air circuit breakers, following the previously released A40 and A32 series.
These A25 products have been designed with precision specifically for OEMs, manufactured in ISO-accredited facilities to ensure high-quality standards. These breakers promise reliable performance and substantial value.
A25 Circuit Breaker Specifications and Ratings
Suitable for either 50 or 60 Hz operations, the series comes in 3 Pole and 4 Pole configurations
The A25 series features a broad voltage range from 254Vac to 847Vac and offers current ratings from 600A to 2500A in a fixed format, with a 600A to 2000A draw-out option. It boasts interrupting ratings up to 100kA at 635V and 85kA at 847V, with a short-time withstand capacity that matches these figures.
Suitable for either 50 or 60 Hz operations, the series comes in 3 Pole and 4 Pole configurations. Before needing maintenance, the breakers can endure 10,000 mechanical cycles and 6,000 electrical cycles at 635Vac and 3,000 cycles at 847Vac. Certification includes ANSI C37.13, C37.16, C37.17 and C37.50, as well as UL 1066.
Versatility Across Various Industries
The A25 series is equipped with various trip units, accessories, and communication capabilities, making it an excellent choice for tailored power distribution. It provides significant reliability, thereby minimizing downtime and maintenance expenses. Its robust construction features comprehensive safety measures, offering maximum protection for both personnel and equipment.
This makes the A25 series particularly suitable for applications in Renewable Energy, Data Centers, Standby Power, Industrial, Healthcare, and Commercial sectors.
Key Features of the A25 Breakers
One of the distinguishing factors of the A25 is its compact frame with a current rating of up to 2500A
One of the distinguishing factors of the A25 is its compact frame with a current rating of up to 2500A, advantageous for OEMs focused on optimizing panel space. It supports higher voltages up to AC800V, suitable for Solar and Renewable Energy applications.
The series includes an arc fault mitigation system and an external energy-limited maintenance switch accessory. Also available is 3P-4W ground fault protection with a neutral current sensor accessory.
Customization and Quick Delivery
NOARK Electric offers a variety of configurations, protection, and control options to meet diverse customer needs. The A25 circuit breakers are available as Disconnect Switches (ASD25) with trip units in LI, LSI, and LSIG formats, providing a wide range of trip setting options.
Notably, NOARK ensures faster delivery times with shipments available within two weeks from their Pomona modification center, where units are preassembled and tested according to customer specifications. This facility also handles other product lines, including the A32 series and Molded Case Circuit Breakers.
For comprehensive technical details, a data sheet is available that outlines the current product offerings, ratings, protection and control options, approvals, and design features. It also includes a selection guide to aid in efficient product choice.
NOARK Electric is excited to announce that the revolutionary A25 series Power Circuit Breakers, Non-Automatic Disconnect Switches, and complementary accessories are now available for order. The A25 series Power Circuit Breakers is the latest addition to the air circuit breaker lineup, following our A40 and A32 series Power Circuit Breakers.
Designed with precision for OEMs, these A25 products are meticulously crafted in the ISO accredited facilities to guarantee unmatched quality. Like all NOARK offerings, these breakers are engineered to provide exceptional performance, superior quality, and unmatched value.
Noark Electric’s A25 Power Circuit Breaker Specs & Ratings
- Wide voltage range – 254Vac to 847Vac
- 600A through 2500A fixed, 600A through 2000A draw out
- Interrupting ratings up to 100kA at 635V and 85kA at 847V
- Short-Time Withstand, 100kA at 635V and 85kA at 847V
- 50 or 60 HZ operation
- 3 Pole and 4 Pole designs
- 10,000 cycles, before maintenance (Mechanical)
- 6000 cycles @ 635Vac, 3000 cycles @ 847Vac before maintenance (Electrical)
- Meets ANSI C37.13, C37.16, C37.17 and C37.50, UL 1066 certified.
Suitable across Industries
Featuring a variety of trip units, accessories, and communication options, A25 series breakers are the top choice for tailored power distribution in various industries. They deliver exceptional reliability, reducing downtime and maintenance costs for customers.
Noark’s circuit breakers’ robust construction and comprehensive protection features ensure maximum safety for personnel and equipment alike. With its versatile design, the A25 is the ideal solution for low-voltage switchgear and customized power distribution assemblies used in Renewable Energy, Data Centers, Standby Power, Industrial, Healthcare, and Commercial applications.
A25 Highlights
- The A25 has a smaller compact frame for a current rating up to 2500A, which is suitable for OEMs looking to optimize Panel footprints.
- Available in higher voltage up to AC800V compared to traditional 600V ratings, making it suitable for a lot of Solar/Renewable Energy applications.
- Available Arc fault mitigation system with an external energy-limited maintenance switch accessory
- Available 3P-4W ground fault protection with neutral current sensor accessory
Configuration, Protection & Control Options
At Noark Electric, we understand the need for a versatile and robust design to meet the demands of their customers for many different applications. The A25 power circuit breaker was designed with various configurations in mind, with many accessories and is also available as a Disconnect Switch (ASD25).
The A25 series Power Circuit breakers will be offered with many protection and control options, allowing them to tailor the unit to their unique needs. Trip Units are available in LI, LSI, and LSIG, with numerous features and options for additional trip settings. More details in the A25 Data Sheet.
Speedy Delivery from Pomona Mod Center
NOARK offers shorter lead times compared to other manufacturers. They can ship out from the Pomona mod-center in 2 weeks, where we preassemble per customers’ specifications and test the units before shipping out.
They currently use the facility for preassembling and testing of the existing offers, including A32 series Power circuit breakers, Molded Case Circuit Breakers, and Enclosed Breaker offerings.
Download the A25 data sheet, covering the current product offerings, ratings, protection and control options, approvals, and design features. The data sheet also provides a product selection guide for efficient product selections.
