Description
The Eaton NS2-250-NA is a molded case circuit breaker accessory switch disconnector designed to provide reliable manual isolation and switching for power distribution systems. This Eaton part number NS2-250-NA features a three-pole configuration and is designed for integration with NZM series circuit breakers. It enables safe disconnection and control of electrical circuits in industrial panels and switchgear installations.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Eaton |
| Category |
Panel Accessories |
| Part Number |
NS2-250-NA |
| Subcategory |
Disconnect Switch |
| Product Type |
Molded Case Circuit Breaker Accessory Switch Disconnector |
| Series |
NZM Series |
| Frame Compatibility |
Frame J-K |
| Number of Poles |
3 Pole |
| Connection Type |
Front Screw |
| Terminal Type |
Screw Terminals |
| Application |
MCCB Accessory and Circuit Isolation |
| Certifications |
UL 489, CSA Std. C22.2 No.5, IEC 60947-2 |
| Compliance |
CE Marked |
| Dimensions (L×W×H) |
5.866 × 4.134 × 7.283 in |
| Weight |
5.29 lb |
Information About NS2-250-NA
The NS2-250-NA is an accessory switch disconnector developed by Eaton for use with molded case circuit breakers in the NZM series. It is designed for J-K frame breakers and provides reliable switching and isolation capability for electrical distribution systems. The unit uses screw terminals with a front screw connection design to ensure secure wiring and easy installation within panelboards or switchgear assemblies. Certified to UL 489, CSA C22.2, and IEC 60947-2 standards, it is suitable for industrial, commercial, and international electrical applications.
Key Features:
- Three-Pole Configuration: Enables reliable switching and isolation in three-phase electrical systems.
- NZM Series Compatibility: Designed for integration with Eaton NZM molded case circuit breakers.
- J-K Frame Support: Compatible with circuit breakers using J-K frame sizes.
- Accessory Switch Disconnector: Provides manual isolation and switching functionality for protected circuits.
- Front Screw Connection: Allows convenient wiring access during panel installation and maintenance.
- Screw Terminal Design: Ensures secure and durable electrical connections.
- Global Certifications: UL 489, CSA C22.2, and IEC 60947-2 approvals for international use.
- Compact Panel Integration: Designed for installation in switchgear, control panels, and electrical distribution equipment.
The NS2-250-NA delivers the reliability and precision required for safe circuit isolation and accessory switching in industrial electrical distribution systems.
