Siemens DS1-X for ET 200S Standard DOL starter, 0.75kW/400V, 1.4 - 2A Part number 3RK1301-1BB00-0AA2

Product Overview

The Siemens 3RK1301-1BB00-0AA2 is a Siemens SIRIUS ET 200S direct-starter motor starter module, designed to switch and protect small three-phase motors. It combines electromechanical switching contacts with motor overload protection and is suitable for applications where compact, modular motor control is required.

Key Features

• Direct-starter motor starter module for ET 200S system
• Three-pole main circuit for three-phase motor power supply
• Electromechanical switching contacts with integrated overload protection
• Adjustable overload current range (from 1.4 A to 2.0 A depending on configuration)
• Designed for use with motors up to approx. 0.75 kW at 400 V AC, AC-3 duty
• Compact modular design suitable for DIN-rail or panel integration
• Short-circuit protection integrated (requires appropriate upstream protection)
• On-site/manual operation capability and compatibility with ET 200S accessories
• Electromechanical robustness, suitable for industrial and machine-control environments

Technical Specifications

• Article Number: 3RK1301-1BB00-0AA2
• Product Series: SIRIUS / ET 200S Motor Starter
• Poles (main circuit): 3 (three-phase)
• Overload Current Setting Range: 1.4 … 2.0 A
• Motor Rating (AC-3 / 400 V): approx. 0.75 kW
• Design of Switching Contact: Electromechanical
• Short-circuit Protection: Included by design (with appropriate over-current protection upstream)
• Insulation Voltage Rating: 500 V
• Surge Voltage Withstand: 6 kV
• Operating Voltage Range (AC): 200 … 400 V AC (suitable for standard three-phase systems)
• Operating Frequency: 50 / 60 Hz
• Mechanical Service Life (contacts): High-cycle rated (suitable for repeated switching cycles)
• Mounting: Modular module designed for ET 200S mounting systems (DIN-rail or panel)
• Protection / Pollution Degree: Pollution degree 3 at 400 V, 2 at 500 V

Compliance & Standards

• Part of the Siemens SIRIUS / ET 200S family of industrial motor-starter modules
• Manufactured according to IEC/EN standards for motor starters and industrial control equipment
• Suitable for global industrial and automation applications requiring compliant motor switching and protection

Applications

The 3RK1301-1BB00-0AA2 motor starter is ideal for controlling small three-phase motors in industrial machines, conveyors, pumps, fans, compressors and other equipment where motor loads are modest and a compact motor-start solution is required. It is well suited for modular control cabinets, retrofit applications or distributed I/O installations using the ET 200S system.