Siemens 3RT1485-6AP36 Power Contactor 1700A, AC-1, 690V, 3-Pole Original Brand New

Overview

The Siemens 3RT1485-6AP36 is a high-performance 3-pole power contactor designed for industrial AC applications. Rated at AC-1 1700 A / 690 V and capable of operating at up to 40°C, this contactor ensures reliable switching for heavy-duty electrical circuits. Its versatile drive supports both AC (220-240 V, 50-60 Hz) and DC (100-220 V) control, providing flexibility for a wide range of industrial installations.

Built with conventional auxiliary contacts (2 NO + 2 NC), the contactor offers advanced control capabilities, while the busbar main circuit and screw terminal auxiliary/control circuits simplify installation and maintenance. This Siemens power contactor combines efficiency, durability, and safety, making it an ideal choice for industrial machinery, motor control centers, and power distribution systems.

Benefit

• High Current Capacity: Supports up to 1700 A, suitable for heavy industrial applications.

• Flexible Control Options: Operates with both AC and DC control voltages.

• Durable Design: 3-pole construction ensures stable performance even under demanding conditions.

• Easy Installation & Maintenance: Busbar main circuit and screw terminals provide straightforward wiring.

• Enhanced Safety: Conventional auxiliary contacts (2 NO + 2 NC) allow reliable monitoring and control.

Function

• Switching and controlling high-current industrial loads.

• Integrating with motor starters, relays, and control circuits.

• Monitoring and feedback through auxiliary contacts.

• Supporting AC-1 heavy-duty applications up to 1700 A and 690 V.

Technical Specification

• Model Number: Siemens 3RT1485-6AP36

• Rated Operational Current (AC-1): 1700 A

• Rated Operational Voltage: 690 V

• Operating Temperature: Up to 40°C

• Poles: 3

• Control Voltage (Uc): 220-240 V AC (50-60 Hz) / 100-220 V DC

• Auxiliary Contacts: 2 NO + 2 NC

• Main Circuit: Busbar

• Control & Auxiliary Circuit: Screw terminal

• Drive Type: Conventional auxiliary contacts

Application

• Heating Systems: Controlling large industrial furnaces, heating elements, and drying equipment.

• Lighting Circuits: Switching high-intensity, large-scale lighting systems.

• Isolation & Transfer: Acting as a reliable main circuit switch or transfer switch for heavy-duty loads.

• General AC-1 Loads: Controlling any non-inductive or slightly inductive loads within its rated specifications.

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