Eaton NZM2-4-250-XKC Frame Terminal 4-Pole 250A 266756

High-current connections in industrial power distribution demand a terminal that can handle substantial loads without compromising safety or reliability. The Eaton NZM2-4-250-XKC frame terminal provides a robust screw-clamp connection for 4-pole circuit breakers in the NZM2 series, rated up to 250 A. It ensures a secure and maintenance-friendly link for main circuit conductors, reducing installation complexity and enhancing long-term stability.

Who is it for

This terminal is intended for electrical engineers, panel builders, and maintenance technicians working with Eaton NZM2, N(S)2, PN2, or P(S)2 circuit breakers in industrial switchgear, motor control centers, and power distribution boards. It suits applications where reliable high-current connections are critical.

Main features

• 4-pole design for three-phase plus neutral or protective conductor connections.
• Rated current up to 250 A, matching the NZM2 breaker capacity.
• Screw terminal (box clamp) technology for secure conductor retention.
• Accepts flexible conductors from 10 to 120 mm² and rigid conductors from 10 to 150 mm².
• Front mounting for easy access and installation.
• Rated insulation and operational voltage up to 690 V.
• Rated impulse withstand voltage 8 kV.
• Degree of protection IP20 when installed.
• Compliant with IEC/EN 60947 standards.

Specifications

• Product type: Frame terminal / connection terminal
• Number of poles: 4
• Compatible series: Eaton NZM2, N(S)2, PN2, P(S)2
• Max rated current: 250 A
• Connection technology: Screw terminal (frame clamp)
• Conductor cross-section flexible: 10 - 120 mm²
• Conductor cross-section rigid: 10 - 150 mm²
• Rated impulse withstand voltage (Uimp): 8 kV
• Rated insulation voltage (Ui): 690 V
• Rated operational voltage (Ue): 690 V
• Degree of protection: IP20 (when installed)
• Mounting type: Front mounting
• Application: Main circuit connection
• Standard compliance: IEC/EN 60947
• Material (contacts): Copper/Brass
• Number of connections per pole: 1
• Terminal type: Box terminal

Tips

Verify conductor cross-sections against the terminal's accepted range to ensure proper clamping and avoid overheating. Use appropriate torque settings as specified by Eaton for the screw terminals. For installations in harsh environments, consider additional enclosures to maintain the IP20 protection level.