Eaton NZMN2-A16 3-Pole Circuit Breaker, 160 A, Thermal-Magnetic, 50 kA 259092

3-pole circuit breaker from the Eaton NZM2 series with thermal-magnetic trip unit, rated for 160 A and 50 kA breaking capacity at 400/415 V AC. The adjustable overload release (128–160 A) and short-circuit release (960–1600 A) allow precise protection coordination. Designed for fixed installation with screw terminals suitable for cable lugs or busbars.

Advantages

High breaking capacity of 50 kA ensures reliable interruption of short-circuit currents. Adjustable trip settings enable adaptation to specific load requirements. Compact design for standard distribution boards. Complies with IEC/EN 60947.

Suitable for

• Industrial power distribution systems
• Motor control centers
• Building installations with high short-circuit levels

Key specifications

• Number of poles: 3
• Rated current: 160 A
• Rated operational voltage: 400/415 V AC (max. 690 V AC)
• Rated insulation voltage: 1000 V
• Rated impulse withstand voltage: 8 kV
• Breaking capacity Icu/Ics at 400/415 V AC: 50 kA
• Overload release adjustment range: 128–160 A (0.8–1.0 × In)
• Short-circuit release adjustment range: 960–1600 A (6–10 × In)
• Mounting: Fixed installation
• Connection: Screw terminals
• Protection degree: IP40 front, IP20 terminals
• Series: NZM2
• Switching capacity class: S (Standard)

Recommendations

For reliable protection of three-phase circuits up to 160 A, the Eaton NZMN2-A16 offers adjustable thermal-magnetic tripping and a high breaking capacity, making it suitable for demanding industrial environments.