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Eaton Cutler-Hammer FAZ Series FAZ-B1/3-NA

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FAZ-B1/3-NA

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The FAZ-B1/3-NA, part of Eaton Cutler-Hammer's FAZ Series, is a miniature circuit breaker designed for reliable protection and control in electrical circuits. It operates effectively at a rated current of 1.0 A and is designed with a tripping curve of B-Curve to handle overloads with a specific sensitivity.

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Technical specifications for FAZ-B1/3-NA

ManufacturerEaton Cutler-Hammer
Product TypeMiniature Circuit Breaker
Product LineFAZ Series
Part NumberFAZ-B1/3-NA
Number of Poles3 Poles
Rated Current1.0 A
Tripping CurveB-Curve
Rated Voltage (UL / CSA) (AC)277/480 VAC
Rated Voltage (UL / CSA) (DC)60 VDC
Interrupting Capacity at 277/480 VAC10 kAIC
Interrupting Capacity at 240 VAC14 kAIC
Minimum Frequency50 Hz
Maximum Frequency60 Hz
Mounting Style35 mm DIN Rail Mount
IP RatingIP20
Terminal TypeCaptive screw terminals
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The FAZ-B1/3-NA miniature circuit breaker from Eaton Cutler-Hammer is engineered to provide dependable overcurrent protection in various applications. Designed to accommodate three poles, it has a rated current of 1.0 A. The B-Curve tripping characteristic of this breaker allows it to effectively respond to overload conditions, balancing speed with reliability during fault conditions.

With capability for both AC and DC voltages, the circuit breaker can operate safely at 277/480 VAC and 60 VDC. Its robust construction features an interrupting capacity of 10 kAIC for voltages at 277 and 480 VAC, while also providing a greater capacity of 14 kAIC at 240 VAC. This ensures that the breaker can handle substantial fault currents, contributing to system safety.

The operating frequency for this breaker ranges from 50 Hz to 60 Hz, making it suitable for numerous electrical applications across different regions. For installation, it employs a 35 mm DIN rail mount, allowing simple and efficient integration into electrical panels. The IP20 rating signifies that it is protected against solid objects larger than 12 mm, making it appropriate for indoor environments. Furthermore, the device features captive screw terminals, which ensure secure connections and easy wiring during installation.