3RT1055-6AP368K – Contactor, AC-3 150A, 220…240 V UC

Product Overview

The 3RT1055-6AP368K is a high-performance contactor from Siemens, designed for reliable switching of electrical loads in industrial applications. It is part of the SIRIUS 3RT series, known for its durability and efficiency.

Key Features

• Rated Current (AC-3): 150A
• Operating Voltage: 220…240 V AC
• Control Voltage (UC): 220…240 V AC
• Number of Poles: 3-pole
• Auxiliary Contacts: 2NO (Normally Open) + 2NC (Normally Closed)
• Terminal Type: Screw terminal
• Mounting: DIN rail mounting
• Mechanical Life: Up to 10 million operations
• Electrical Life: Up to 1 million operations (AC-3)
• Ambient Temperature Range: -25°C to +60°C
• Protection Class: IP20
• Dimensions (W x H x D): 90mm x 145mm x 121mm
• Weight: Approximately 1.2 kg

Applications

The 3RT1055-6AP368K contactor is suitable for a wide range of applications, including:

• Motor control in industrial machinery
• Switching of resistive and inductive loads
• HVAC systems
• Pump and fan control
• Compressor control

Advantages

• High switching capacity and reliability
• Compact design for space-saving installation
• Easy to install and maintain
• Compatible with a wide range of accessories
• Robust construction for harsh industrial environments

Compliance and Certifications

The 3RT1055-6AP368K complies with international standards and holds certifications such as:

• IEC/EN 60947-4-1
• UL 508
• CSA C22.2 No. 14
• CE Marking

Additional Information

For more detailed technical specifications, installation guidelines, and safety information, please refer to the official Siemens product documentation or contact your local Siemens representative.