Name: 3BP151.4 DCS MODULE SUPPLY BY B&R
Price: 3356 CNY
Availability: InStock

Description

Technical Specifications of 3BP151.4

Product Overview

The 3BP151.4 is a high-reliability thermal overload relay developed by Schneider Electric, specifically engineered for overload protection of three-phase AC motors in industrial automation systems. It integrates compact design with robust performance, making it ideal for low-voltage distribution networks and control cabinet installations.

Physical Dimensions & Weight

The relay features a DIN rail-mountable structure with optimized dimensions: width 45mm, height 85mm, and depth 65mm. Its net weight is approximately 220g, ensuring space-saving integration without compromising installation stability.

Core Electrical Specifications

It offers a adjustable current setting range of 12-18A, tailored to match the load requirements of medium-power three-phase AC motors. The device adheres to AC-3 contactor compatibility standards, supporting seamless integration into existing motor control circuits.

Temperature Ratings

Operating Temperature Range: -25℃ to +60℃ (suitable for harsh industrial environments with temperature fluctuations)

Storage Temperature Range: -40℃ to +85℃ (ensures product integrity during transportation and idle storage)

Input Parameters

Control Voltage: AC 230/400V (50/60Hz), compatible with global power supply standards

Thermal Trip Class: Class 10A, providing precise overload detection with consistent trip characteristics

Input Circuit Type: Three-phase AC input, designed for direct motor current monitoring

Output Configuration

Auxiliary Contacts: 1 normally open (NO) + 1 normally closed (NC) contact

Rated Contact Capacity: AC-3 400V 10A, enabling reliable switching of control signals and alarm circuits

Output Function: Triggers motor shutdown or fault alarms when overload conditions are detected, protecting motor windings from damage

Compliance & Additional Features

The 3BP151.4 complies with international standards including IEC 60947-4-1 and EN 60947-4-1, ensuring global interoperability. It is equipped with manual reset functionality for convenient fault recovery, and its flame-retardant plastic housing enhances operational safety. The product also features vibration resistance (up to 10g) and shock resistance (up to 30g), adapting to harsh industrial operating conditions.

3BP151.4 PDF

3BP151.4

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