Siemens 3TY1304-0E Series Resistor 0.071 kOhm Original Brand New

Product Overview

The Siemens 3TY1304-0E is a high-quality series resistor designed for a variety of industrial applications, primarily within motor control and contactor circuits. With a resistance of 0.071 kOhm (71 Ohms), this component plays a crucial role in managing current flow and protecting sensitive equipment. It is part of Siemens’ trusted line of industrial control gear, known for its durability, reliability, and precision engineering.

Key Benefit

• Enhanced Equipment Protection: The resistor limits inrush current to contactor coils, significantly extending the lifespan of the contactor and associated control components.
• Optimal Performance: Ensures the correct operating conditions for contactors and other magnetic devices by regulating current to the holding coil.
• Reliable & Durable: Manufactured by Siemens, a global leader in industrial automation, guaranteeing a high level of quality and robust construction for long-term use.
• Seamless Integration: Designed to integrate flawlessly with Siemens’ own line of motor control components, simplifying installation and ensuring system compatibility.
• Cost-Effective Solution: By preventing damage from excessive current, this small component helps avoid costly repairs and downtime.

Functions & Application

The primary function of the 3TY1304-0E series resistor is to limit the current flowing through a circuit. In the context of motor control, it is commonly used in conjunction with contactors:

1. Inrush Current Limitation: When a contactor coil is first energized, it draws a significant amount of “inrush” current. The resistor limits this initial current spike, protecting the coil from overheating and premature failure.
2. Holding Current Regulation: Once the contactor has pulled in (closed), the required current to hold it in place is much lower. The resistor helps reduce the current to this “holding” value, minimizing heat generation and energy consumption.
3. Industrial Control Circuits: Suitable for use in a wide range of industrial control circuits where a precise resistance value is needed to protect components or to achieve a specific circuit behavior.
4. Motor Starters: Often found in the control circuit of motor starters, particularly in direct-on-line (DOL) and star-delta starters.

Technical Specification

• Product Number: 3TY1304-0E
• Resistance: 0.071 kOhm (71 Ω)
• Type: Series Resistor
• Manufacturer: Siemens
• Application: Industrial Control, Motor Control, Contactor Circuits
• Compatibility: Designed for use with Siemens contactors and other industrial control equipment.

For more Siemens industrial automation and control products, visit our website at Turll.