Arc Fault Detection Device RCBO


MTAF5 Arc Fault Detection Devices has the function of short circuit protection,overload protection,arc fault protection and earth-leakage protection.

Electrical Features

Mode Electronic
Type A
Rated Current In 6, 10, 16, 20, 25, 32, 40A
Poles 1P+N
Rated Voltage Ue 230V~
Insulation Voltage Ui 400V
Rated Frequency 50Hz
Rated Residual Operating Current (I△n) 30mA
Break Time Under (I△n) ≤0.1s
Rated Breaking Capacity 6,000A
Energy Limiting Class 3
Rated Impulse with Stand Voltage (1.5/50) Uimp 4,000A
Dielectric Test Voltage at ind.Freq.for 1min 2kV
Pollution Degree 2
Thermo-magnetic Release Characteristic B

Mechnical Features

Electrical Life 4,000 Cycles
Mechanical Life 10,000 Cycles
Contact Position Indicator Yes
Protection Degree IP 40 in Sentry MCU & Enclosures
Reference Temperature for Setting of Thermal Element 30℃
Ambient Temperature (with daily aver ≤ ℃) age 35 -5℃ ~ +40℃
Storage Temperature -25℃ ~ + 55℃


Terminal Connection Type Cable / Pin-typebusbar
Tightening Torque for L&N-LOAD 2.5N㎡
Tightening Torque (N*m) 1.2N㎡
Mounting On Din rail EN60715(35mm) by means of fast clip device
Connection Power supply from button
Contact Us
Copyright © 2023
Input password