Macromatic TR-50521-10 - THR-1 Time Delay Relays TR-50521-10
Macromatic

TR-50521-10

Documents & Media
Technical DrawingInstallation InstructionsManufacturer Product Website

Contact for Pricing

Overview

The **Macromatic THR-1 Time Delay Relay (TR-50521-10)** is a high-performance, industrial-grade timing control solution engineered for reliability and precision in demanding environments. Designed to meet the rigorous demands of automation, process control, and machinery applications, this relay delivers consistent, repeatable time delays to optimize operational efficiency and system performance. Whether deployed in manufacturing lines, HVAC systems, conveyor controls, or pump stations, the THR-1 ensures seamless integration with minimal maintenance, reducing unplanned downtime and extending equipment lifespan. **Key Features and Technical Advantages:** The THR-1 Time Delay Relay is built on Macromatic’s legacy of manufacturing robust, high-quality industrial control components. Its solid-state design eliminates mechanical wear, ensuring long-term stability even under continuous cycling or harsh operating conditions. The relay supports both on-delay and off-delay timing modes, allowing engineers to configure precise response times for activation or deactivation of downstream equipment. This flexibility is critical in applications such as motor sequencing, valve actuation, or alarm delay circuits where timing accuracy directly impacts process integrity. **Industry Applications and Use Cases:** In **manufacturing automation**, the THR-1 is widely used to control sequential operations such as start-up delays for conveyor systems, dwell times in robotic assembly cells, or safety interlocks in CNC machines. **HVAC and building management systems** rely on time delay relays to manage staged equipment operation, prevent short-cycling of compressors, or delay fan shutdowns to ensure proper ventilation. Water and wastewater treatment facilities use the THR-1 to coordinate pump cycling, aeration timing, and chemical dosing schedules, ensuring compliance with operational protocols and energy efficiency goals. **Engineering and Installation Considerations:** The TR-50521-10 model is designed for DIN rail mounting, making it ideal for panel integration in industrial control cabinets. It operates across a broad voltage range, supporting both AC and DC control signals, which enhances compatibility with diverse control systems. With a compact footprint and screw or push-in terminal options, installation is streamlined, reducing labor time during commissioning. The relay’s LED status indicator provides real-time feedback on timing status and operational state, aiding in troubleshooting and system diagnostics. **Why Choose Macromatic for Time Delay Relays?** Macromatic has been a trusted name in industrial control for decades, known for engineering products that balance performance, durability, and value. The THR-1 Time Delay Relay reflects this commitment, offering a cost-effective solution without compromising on reliability. Backed by comprehensive technical support and a global distribution network, Macromatic ensures that engineers and maintenance teams have access to the resources needed for successful deployment. Whether upgrading legacy systems or designing new automation architectures, the THR-1 provides the timing precision and operational resilience required to meet modern industrial challenges. **Ideal for:** - Automation engineers seeking reliable timing control - Maintenance teams reducing downtime and service calls - System integrators designing scalable control solutions - Facilities prioritizing energy efficiency and process optimization Invest in the **Macromatic THR-1 Time Delay Relay (TR-50521-10)** to enhance the timing accuracy and operational reliability of your industrial systems today.
  • Solid-state design for long-term reliability and minimal maintenance
  • Supports on-delay and off-delay timing modes for flexible control
  • DIN rail mountable with compact footprint for panel integration
  • Wide voltage compatibility for AC/DC control signals
  • LED status indicator for real-time operational feedback
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
RTXP 18

RK926011-BC

RTXP 18
RTXD Extractor Tool

6896057-1

RTXD Extractor Tool
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.