Macromatic TR-51521-17 - THR-1 Time Delay Relays TR-51521-17
Macromatic

TR-51521-17

Contact for Pricing

Overview

The **Macromatic TR-51521-17 THR-1 Time Delay Relay** is a high-performance, industrial-grade timing solution engineered for reliability in demanding automation and control applications. Designed to meet the rigorous demands of modern manufacturing, process control, and machinery automation, this relay delivers precise timing delays with exceptional durability and minimal maintenance. As part of Macromatic’s trusted THR-1 series, the TR-51521-17 is a preferred choice for engineers and technicians who require consistent, long-term performance in harsh operating environments. This time delay relay is specifically engineered to provide accurate timing control for critical industrial processes, including motor starting, sequencing operations, conveyor systems, and automated production lines. Its robust construction ensures resistance to vibration, temperature fluctuations, and electrical noise, making it ideal for use in factories, refineries, water treatment facilities, and material handling systems. The TR-51521-17 supports both on-delay and off-delay timing modes, offering flexibility to adapt to a wide range of control logic requirements. Key features of the Macromatic TR-51521-17 include: - **High precision timing control** for consistent operation in automation sequences - **Wide voltage compatibility** supporting AC and DC control circuits - **Durable industrial housing** designed for long service life in harsh environments - **Easy-to-use adjustment dials** for quick setup and calibration - **UL and CE certifications** ensuring compliance with global safety standards Industries that benefit from the TR-51521-17 include food and beverage processing, automotive manufacturing, HVAC systems, packaging machinery, and wastewater treatment plants. Professionals in these sectors rely on Macromatic’s reputation for quality and innovation, choosing the TR-51521-17 for its proven reliability and ease of integration into existing control systems. Installation is straightforward, with standard DIN rail mounting options and clear terminal labeling for reduced wiring errors. Macromatic, a leader in industrial control and timing solutions, has been delivering high-quality relays and timing devices for over 50 years. The company’s commitment to engineering excellence and customer support has made its products a staple in automation control panels worldwide. Whether you’re managing a complex production line or a simple sequencing task, the TR-51521-17 provides the timing precision and operational stability required to maintain productivity and reduce downtime. Trusted by OEMs and system integrators alike, this relay is a cost-effective solution for applications where timing accuracy directly impacts system performance and efficiency.
  • High-precision timing control for automation and process systems
  • Supports on-delay and off-delay modes for flexible operation
  • Rugged construction for harsh industrial environments
  • Easy-to-adjust dials for quick setup and calibration
  • UL and CE certified for global compliance
RTXD Extractor Tool

6896057-1

RTXD Extractor Tool
RTXP 18

RK926011-BC

RTXP 18
Relay Accessories, Sockets & Clips, Printed Circuit Board, Phenolic, Printed Circuit Board, 6, Socket, Potter & Brumfield R10

1-1393143-3

Relay Accessories, Sockets & Clips, Printed Circuit Board, Phenolic, Printed Circuit Board, 6, Socket, Potter & Brumfield R10
Relay Accessories, Sockets & Clips, Solder, Polyester, Printed Circuit Board, 2, Socket, Potter & Brumfield R10

1-1393143-6

Relay Accessories, Sockets & Clips, Solder, Polyester, Printed Circuit Board, 2, Socket, Potter & Brumfield R10
Power supply for DIN-rail

PS-60

Power supply for DIN-rail
IP67 SCP-X Extreme Environment Series Power Supply. Double Stacked, Output Power 2 x 100W, Output Voltage 24 Vdc, Output Current 7.6 A total, 3.8 A per pair

SCP102D24X-C02

IP67 SCP-X Extreme Environment Series Power Supply. Double Stacked, Output Power 2 x 100W, Output Voltage 24 Vdc, Output Current 7.6 A total, 3.8 A per pair

Frequently Asked Questions about Macromatic

What certifications and standards do Macromatic products comply with?

Macromatic products are certified with ULus and cULus approvals for use in the United States and Canada, covering a wide range of industrial control products. Their product line includes UL-listed devices for various voltage ranges (120V, 208-277V) and NEMA enclosure types, ensuring compliance with North American industrial standards.

What industries and applications are Macromatic products used for?

Macromatic products are used across multiple critical industrial sectors, including water/wastewater, pump and motor control, irrigation, oil and gas, HVACR, material handling, lifts and elevators, and other systems requiring process control and protection. Their industrial control products deliver high-quality monitoring, control, and protection solutions for electrical processes and equipment fault protection.

What technical support does Macromatic offer?

Macromatic offers comprehensive technical support through multiple channels, including a dedicated online Technical Resource Center at macromatic.com/technical-support and direct contact with technical advisors. Their support includes engineering assistance for unique applications, help with product selection, custom-engineered solutions, and troubleshooting for product setup. Customers can reach out via their website contact form or contact their technical team directly to get expert guidance on their industrial control products.

What are the main product lines offered by Macromatic?

Macromatic offers a comprehensive range of industrial control, monitoring, and protection products across multiple product lines, including Alternating Relays, Current Sensing Relays, General Purpose Relays, Intrinsically Safe Barrier Relays, Liquid Level Control Relays, Voltage Monitor Relays, and Time Delay Relays. These products serve critical applications in industries such as water/wastewater, pump and motor control, irrigation, oil and gas, HVACR, material handling, and lift systems.

What are the key features of Macromatic products?

Macromatic products feature innovative industrial control solutions with key characteristics including precise time-based control, compact design, and comprehensive protection capabilities. Their product lines cover voltage monitoring, time delay relays, and control products for multiple industries like water/wastewater, pump and motor control, oil and gas, and HVACR. Standout features include space-saving designs, multiple time delay functions, voltage band protection, and customizable solutions with quick prototype turnaround.

What accessories are available for Macromatic products?

Macromatic offers a comprehensive line of accessories for their industrial control products, including industry-standard sockets (8-pin, 11-pin octal, and 12-pin square), back-mounted sockets for panel mounting, retainers, hold-down springs, terminal covers, and replacement terminals. These accessories are designed to simplify relay installation, replacement, and provide additional mounting and protection options for Macromatic products.

How are Macromatic products typically installed?

Macromatic products are typically installed using industry-standard 8-pin and 11-pin octal sockets, as well as 12-pin square sockets that simplify relay installation. These sockets allow for easy mounting, with back-mounted socket options enabling flange-style enclosures to be panel mounted. Additional installation accessories like retainers, hold-down springs, terminal covers, and replacement terminals are available to support precise and secure product installation.

What communication protocols do Macromatic products support?

Macromatic communication modules support multiple industrial communication protocols, including Modbus RTU, Modbus TCP/IP, PROFIBUS, PROFINET, DeviceNet, EtherNet/IP, and IEC 61850. These protocols enable flexible network integration across industrial automation systems, providing comprehensive connectivity and communication capabilities for diverse industrial applications.

What environmental ratings do Macromatic products have?

Macromatic products feature robust environmental ratings across multiple NEMA and IP standards. Most product lines offer NEMA Type 3R, 4, and 4X ratings, with specific models providing protection against dust, water, and corrosion for both indoor and outdoor applications. Select product series like DS20, DS30, DR30, and DR50 come standard as 3R with optional 4X upgrades available.