Technical Specifications
Parameter Specification / Typical Value
Manufacturer / Brand Eaton
Model Number NZMH2-A125-BT
Product Line NZM
Rated Current (Iₙ) 125 A
Poles 3
Frame Size NZMH2-A
Mounting Type Fixed
Trip Unit Type Thermal-Magnetic (Non-Adjustable)
Rated Operational Voltage (Uₑ) 400/415 V AC | 690 V AC
Rated Insulation Voltage (Uᵢ) 690 V AC
Rated Frequency 50/60 Hz
Rated Ultimate Breaking Capacity (I꜀ᵤ) Typically 36 kA / 50 kA @ 400V (Must be verified from datasheet)
Integrated Accessory Trip Alarm Contact (1 NO)
Accessory Contact Rating Typically AC-15: 230V / 5A (Please verify from manual)
Standards Compliance IEC 60947-2
The Eaton NZMH2-A125-BT is a 125-ampere, 3-pole, molded case circuit breaker (MCCB) from the industrial-grade Eaton NZM series.
This model belongs to the NZMH2 frame size. The "A" denotes its interrupting capacity rating, and the "125" specifies its fixed rated current of 125 Amperes.