Macromatic TR-50221-07 - THR-1 Time Delay Relays TR-50221-07
Macromatic

TR-50221-07

Contact for Pricing

Overview

The **Macromatic THR-1 Time Delay Relay (TR-50221-07)** is a high-performance, industrial-grade timing control solution engineered for applications requiring precise, repeatable delays in electrical circuits. Designed to meet the rigorous demands of automation, process control, and machinery synchronization, this relay delivers unmatched reliability in environments where timing accuracy directly impacts operational efficiency and safety. Macromatic, a trusted name in industrial control solutions, has developed the THR-1 to address the critical need for durable, long-lasting timing relays that minimize downtime and maintenance costs across diverse industrial sectors. At its core, the THR-1 Time Delay Relay provides adjustable delay settings, allowing engineers and technicians to configure timing intervals tailored to specific application requirements. Whether managing motor start delays, conveyor sequencing, or HVAC system cycling, this relay ensures consistent performance with minimal drift over time. Its robust construction incorporates high-quality components, including flame-retardant housings and corrosion-resistant terminals, to withstand harsh industrial conditions—including exposure to dust, vibration, and temperature extremes. The relay’s modular design simplifies installation and integration into existing control panels, making it a versatile choice for retrofits or new system designs. Industries that rely on the Macromatic THR-1 include **manufacturing, food and beverage processing, water treatment, material handling, and commercial HVAC systems**. In manufacturing, the relay is often deployed to control sequential operations, such as delayed shutdowns to ensure equipment safety or staggered start-ups to reduce peak power demand. Process control applications benefit from its ability to introduce precise delays in chemical dosing, temperature regulation, or pressure monitoring systems. For HVAC technicians, the THR-1 serves as a critical component in optimizing system performance, such as delaying compressor start-ups to balance electrical loads or sequencing fan operations for energy efficiency. Selecting the right time delay relay involves evaluating factors like **delay range, input voltage compatibility, and environmental resilience**. The THR-1 supports a broad range of input voltages (typically 12–240 VAC/DC), accommodating global industrial standards, and offers delay settings from milliseconds to hours, depending on the model variant. Its **DIN-rail mountable** design ensures compatibility with standard industrial enclosures, while optional socket bases streamline replacement and maintenance. Macromatic’s reputation for engineering robust, field-tested solutions is underscored by the THR-1’s widespread adoption in mission-critical applications, where failure is not an option. Beyond its technical capabilities, the THR-1 Time Delay Relay is backed by Macromatic’s commitment to **customer support and product longevity**. The company provides comprehensive documentation, including wiring diagrams and application notes, to simplify installation and troubleshooting. For professionals seeking a dependable timing solution that balances precision, durability, and ease of use, the Macromatic THR-1 (TR-50221-07) stands as a proven choice—delivering the performance and reliability required to keep industrial operations running smoothly.
  • Adjustable delay settings for precise timing control in milliseconds to hours
  • Robust construction with flame-retardant housing and corrosion-resistant terminals
  • Wide input voltage compatibility (12–240 VAC/DC) for global industrial standards
  • DIN-rail mountable design for easy installation in control panels
  • Trusted by manufacturing, HVAC, and process control industries for reliability

Specifications

Material
Flame-retardant, corrosion-resistant
Mounting Type
DIN-rail mountable
Series
THR-1
Voltage Rating
12-240 VAC/DC
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.