Schneider Electric A9F92420 Acti9 Circuit breaker 20 A 400 V MCB

Schneider Electric A9F92420 is identified with the alternate description 1861345. This miniature circuit breaker (MCB) is designed to provide protection against overload and short circuit conditions, boasting a current rating of 20 A and a voltage rating of 400 V. It is part of the Acti9 series, known for its high performance and reliability in residential, commercial, and industrial electrical distribution systems. Typical applications include safeguarding electrical circuits in lighting, heating, and small motor installations, ensuring optimal performance and longevity of electrical components. The A9F92420 features a robust construction that adheres to precise engineering standards, making it suitable for integration into modern electrical infrastructures.

Type	Circuit breaker
Additional equipment possible	true
Ambient temperature during operating	-35 - 70°C
Built-in depth	44.5mm
Colour	White
Concurrently switching neutral conductor	false
Connectable conductor cross section multi-wired	1 - 16mm²
Connectable conductor cross section solid-core	1 - 25mm²
Content	1
Current limiting class	3
Degree of protection (IP)	IP20
Dimensions	(L x W x H) 78.5 x 72 x 85 mm
Explosion-proof	false
Flush-mounted installation	false
Frequency	50 - 60Hz
Height	85mm
Length	78.5mm
Nominal Current	20A
Nominal current - rounded value	20A
Nominal Voltage	400V
Number of Pins	4
Number of poles (total)	4
Number of protected poles	4
Overvoltage category	4
Pollution degree	3
Power loss	N/A
Product Type	Circuit breaker
Rated current	20A
Rated impulse withstand voltage Uimp	6kV
Rated insulation voltage Ui	500V
Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V	N/A
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V	15kA
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V	50kA
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V	25kA
Rated voltage	400V
Release characteristic	Z
Voltage type	AC/DC
Width	72mm
Width in number of modular spacings	4