Miniature circuit breaker, flame-retardant housing PA66 4P automatic, for commercial buildings AC 400 V 16 A

General Description

The miniature circuit breaker is designed to provide electrical protection in commercial and industrial buildings. Made of PA66 nylon, it offers excellent flame-retardant performance and is equipped with an electromagnetic trip mechanism for stable interruption in the event of a short circuit. This circuit breaker is also capable of quickly extinguishing electrical arcs, thus minimizing the risk of fire. Technical Specifications: Item Type: Miniature Circuit Breaker; Material: PA66; Rated Insulation Voltage (Ui): 500 VAC; Pollution Level: 3; Withstand Impulse Voltage (Uimp): 6 kV; Magnetic Trip: Curve B: (3-5)ln, C: (5-10)ln, D: (10-14)ln; Thermal Trip Reference Setting: Temperature: 30℃; Utilization Category: A, compliant with standard IEC60898-1 Current Limiting Level: 3

Single-Pole Breaking Capacity (Icn1): Icn1=Icn(6000A)

Protection Class (IEC60529): IP20 Installed in Distribution Box: IP40, Insulation Class: II Overvoltage Category (IEC60364): IV Damp Heat Resistance (IEC60068-1):

Class 2 (at 55°C, 95% relative humidity)

Wiring Method: Top Entry/Bottom Exit, Bottom Entry/Top Exit

Electrical Life: 10,000 cycles

Mechanical Life: 20,000 cycles

Ambient Temperature: -35°C to 70°C

Storage environment temperature: -40°C to 85°C

Voltage: 400V

Installation

The circuit breaker is designed with a double-clip locking structure, allowing for easy horizontal installation. It can be freely disassembled and assembled, even in confined spaces.

Application

This circuit breaker is primarily used for short-circuit and overload protection, as well as for control isolation. Professional installation is recommended to ensure safe operation.

Other information

Package list: 1 x miniature circuit breaker Note: Pay attention to electrical safety when using this product.