Description

TT22-A415-1S-PSR Phase Sequence Relay Trinity Touch Easy to use Best no#1 in India

• In modern electrical systems, maintaining correct phase sequence and phase failure protection is critical for the safety, reliability, and efficiency of equipment.
• The TT22-A415-1S-PSR is a compact yet powerful Phase Sequence Relay designed to meet demanding industrial and commercial electrical monitoring requirements. Manufactured under the trusted Trinity Touch brand, this device delivers dependable phase sequence detection, voltage monitoring, and system protection in a slim, space-saving form factor.
• The TT22-A415-1S-PSR is engineered for applications where three-phase power reliability is non-negotiable. It prevents damage caused by incorrect phase rotation, phase loss, or voltage imbalance—common issues that can lead to motor failure, production downtime, and costly repairs.
• Designed with precision, durability, and ease of installation in mind, this relay is ideal for control panels, automation systems, and electrical distribution boards.

Technical Specification of TT22-A415-1S-PSR:

Article No: 011708396
Model No: TT22-A415-1S-PSR
Product Type: Phase Sequence Relay
Product Model: TT22-A415-1S-PSR
Size: 22.5 mm
Phase Failure Trip: <154VAC
Unbalancing Trip Setting: 30V fixed±10VAC
Nominal Frequency: 50/60H(±10%)
Hysteresis: 6V
Trip Accuracy: ±10V
Control Output: 1S
Power On Delay: 200 msec
Type Of Connection: Screw Connection
Nominal Cuurent Carrying Capacity: 24A
Rated Voltage Capacity: 400V
Connector Cross Section Solid(Minimum / Maximum): 0.2/4.0 mm²
Conductor Cross Section Stranded(Minimum / Maximum): 0.2/2.5 mm²
Tightening Torque: 0.5-0.6Nm
Colour: Grey(Base),Black(Cover)
Dimension W x H x D: 22.5 x 103 x 75.4 mm
Weight: Approx.62 gms(0.163 lbs)
Warranty: 1 year by Manufacturer
Brand: Trinity Touch

Product Overview and Purpose

• The TT22-A415-1S-PSR belongs to the Phase Sequence Relay category and is specifically developed to monitor three-phase power systems up to 400 V. Its primary function is to ensure that the phase sequence remains correct and stable before allowing equipment such as motors, compressors, pumps, and conveyors to operate safely.
• Incorrect phase sequence can cause motors to rotate in the wrong direction, leading to mechanical stress, overheating, and premature failure. The TT22-A415-1S-PSR continuously monitors phase order and prevents system startup if abnormal conditions are detected, making it an essential protective component in electrical systems.

Key Features and Advantages

Unique Features

22.5 mm Size, SPP, 3 Phase 3 Wire, 415VAC, 60V Asymmetry, 1 C/O

Advanced Phase Monitoring Technology

The TT22-A415-1S-PSR utilizes precise internal circuitry to detect phase sequence errors instantly. This advanced detection capability ensures that connected equipment only operates when the power supply meets the correct phase conditions.

Compact and Space-Saving Design

With a module width of just 17.5 mm, the TT22-A415-1S-PSR is ideal for modern control panels where space optimization is critical. Despite its compact size, it delivers robust performance comparable to larger relays.

Reliable Electrical Protection

Designed for a rated voltage capacity of up to 400 V and a nominal current carrying capacity of 24 A, the TT22-A415-1S-PSR ensures stable performance across a wide range of industrial applications.

Applications Across Industries

The TT22-A415-1S-PSR is widely used in industries where three-phase power systems are essential. These include manufacturing plants, automation systems, HVAC installations, water treatment facilities, elevators, and material handling systems.

In motor control centers, the TT22-A415-1S-PSR protects motors from reverse rotation and phase failure, ensuring operational safety and reducing maintenance costs. Its ability to detect incorrect phase sequence before equipment startup makes it invaluable in preventing unexpected breakdowns.

Technical Specifications Overview

The PSR is built under the General Data classification PSR-17.5 and features a robust grey base housing that blends seamlessly into standard electrical panels.

Key physical dimensions include a module width of 17.5 mm, a height of 60 mm, and a depth of 90 mm. These dimensions make the PSR easy to mount on DIN rails without occupying excessive space.

Electrical Performance and Connection Data

Engineered for efficiency and reliability, the PSR supports screw-type connections for secure wiring. The nominal current carrying capacity of 24 A ensures compatibility with a wide range of industrial loads.

The relay accommodates solid conductor cross sections from 0.2 mm² to 4.0 mm² and stranded conductor cross sections from 0.2 mm² to 2.5 mm². With a tightening torque of 0.5–0.6 Nm, the PSR guarantees firm and vibration-resistant connections.

Environmental and Operating Conditions

Designed to perform reliably in diverse environments, the PSR operates efficiently within an ambient temperature range of 0 to 50°C (32 to 122°F). This makes it suitable for both indoor industrial environments and controlled outdoor installations.

For storage, the device withstands temperatures from –20 to 75°C (–4 to 167°F). With an ambient operating humidity tolerance of up to 95% (non-condensing), the PSR is built to endure challenging environmental conditions without compromising performance.

Installation and Wiring Simplicity

The PSR is designed with user-friendly installation in mind. Its screw connection terminals allow quick and secure wiring, reducing installation time and labor costs.

Thanks to its compact profile, the PSR fits seamlessly into crowded control panels, making it ideal for retrofitting existing systems as well as new installations.

Safety and System Protection

Electrical safety is a critical concern in any three-phase system. The TT22-A415-1S-PSR enhances system safety by preventing equipment operation under unsafe phase conditions.

By detecting incorrect phase sequence or phase loss, the TT22-A415-1S-PSR protects motors and connected equipment from electrical and mechanical damage, extending service life and reducing downtime.

Reliability and Long-Term Performance

Manufactured with high-quality components, the PSR is built for long-term reliability. Its durable housing, stable electrical performance, and resistance to environmental stress make it a dependable choice for continuous operation.

The lightweight design, weighing approximately 62 grams (0.163 lbs), adds minimal load to control panels while maintaining structural integrity.

Brand Assurance – Trinity Touch

Trinity Touch is recognized for delivering high-quality electrical control and monitoring solutions. The PSR reflects the brand’s commitment to precision engineering, durability, and user-focused design.

Each unit is manufactured under strict quality standards to ensure consistent performance and customer satisfaction across industrial applications.

Comparison with Conventional Phase Relays

Compared to conventional bulky phase sequence relays, the TT22-A415-1S-PSR offers superior space efficiency without sacrificing functionality. Its slim design, reliable monitoring capabilities, and ease of installation make it a preferred choice for modern electrical systems.

Benefits for Industrial and Commercial Use

The PSR delivers significant operational benefits, including reduced equipment failure, improved safety, and enhanced system reliability.

In industrial settings, it minimizes production downtime caused by phase errors. In commercial installations, the TT22-A415-1S-PSR ensures consistent performance of HVAC systems, elevators, and other critical equipment.

Maintenance and Service Life

With no complex calibration requirements, the PSR requires minimal maintenance. Periodic inspection of wiring connections is sufficient to ensure long-term reliability.

Its robust design and stable performance characteristics contribute to an extended service life, making it a cost-effective investment.

Warranty and Manufacturer Support

The PSR is supplied with warranty coverage as per the manufacturer’s terms and conditions. Trinity Touch provides reliable support, ensuring peace of mind for installers, engineers, and end users.

Why Choose This Phase Sequence Relay?

Choosing the PSR means investing in safety, reliability, and performance. Its advanced monitoring capabilities, compact size, and trusted brand backing make it an ideal solution for modern three-phase power systems.

Conclusion – Smart Protection for Three-Phase Systems

The TT22-A415-1S-PSR stands out as a dependable Phase Sequence Relay designed for precision, durability, and ease of use. From industrial automation to commercial power systems, it delivers consistent protection against phase sequence errors and voltage issues.

If you are looking for a compact, efficient, and reliable phase monitoring solution, the PSR from Trinity Touch is the smart choice for long-term electrical system protection.

Key Features (Bullet Points – Very Important for Shopify)

• Phase sequence and phase failure protection

• Rated voltage up to 400 V

• Slim 17.5 mm DIN rail mounting design

• Nominal current capacity 24A

• Screw terminal connections for secure wiring

• Wide operating temperature range (0 to 50°C)

• Compact, lightweight, and durable housing

• Ideal for motors, pumps, compressors & automation panels

• Manufactured by Trinity Touch

Overview

The TT22-A415-1S-PSR is a high-quality Phase Sequence Relay engineered to ensure safe and reliable operation of three-phase electrical equipment. Designed for industrial and commercial environments, this relay continuously monitors phase sequence and prevents equipment operation during incorrect phase rotation or phase loss.

Incorrect phase sequence can cause reverse motor rotation, mechanical damage, overheating, and unexpected system failures. The TT22-A415-1S-PSR eliminates these risks by providing precise monitoring before system startup.

Applications

This Phase Sequence Relay is suitable for a wide range of applications, including:

• Industrial motor protection

• Control panels and MCC panels

• HVAC systems

• Pumps and compressors

• Conveyors and elevators

• Automation and power distribution systems

Compact & Space-Saving Design

With a module width of just 17.5mm, the TT22-A415-1S-PSR is perfect for modern control panels where space is limited. Despite its compact size, it delivers industrial-grade performance and reliability.

Electrical & Connection Performance

• Rated Voltage Capacity: 400 V

• Nominal Current Capacity: 24A

• Connection Type: Screw Connection

• Solid conductor: 0.2 – 4.0 mm²

• Stranded conductor: 0.2 – 2.5 mm²

• Tightening torque: 0.5 – 0.6 Nm

These specifications ensure stable connections, reduced power loss, and long-term safety.

Environmental Resistance

The TT22-A415-1S-PSR is built to operate reliably in demanding environments:

• Operating Temperature: 0 to 50°C

• Storage Temperature: –20 to 75°C

• Humidity Tolerance: Up to 95% (non-condensing)

This makes it suitable for continuous industrial operation.

Why Choose Trinity Touch?

Trinity Touch is a trusted brand in electrical control and monitoring solutions. The TT22-A415-1S-PSR reflects high manufacturing standards, durability, and precise engineering—making it a reliable choice for long-term system protection.

Frequently Asked Questions (FAQ)

What is the TT22-A415-1S-PSR Phase Sequence Relay?

The TT22-A415-1S-PSR is a phase sequence relay designed to monitor three-phase electrical systems. It protects equipment by detecting incorrect phase sequence, phase loss, and preventing unsafe operation of motors and other loads.

Where is a phase sequence relay commonly used?

This relay is commonly used in motor protection systems, control panels, HVAC units, pumps, compressors, elevators, conveyors, and industrial automation systems where three-phase power reliability is critical.

What voltage rating does this relay support?

The TT22-A415-1S-PSR supports a rated voltage capacity of up to 400 V, making it suitable for most industrial and commercial three-phase applications.

Can this relay protect electric motors?

Yes, this phase sequence relay is ideal for motor protection. It prevents reverse rotation and damage caused by incorrect phase sequence or phase failure.

What is the mounting type of the TT22-A415-1S-PSR?

The relay features a compact DIN rail mounting design with a slim module width of 17.5 mm, allowing easy installation in crowded control panels.

What type of electrical connections does it use?

The TT22-A415-1S-PSR uses screw-type terminals for secure and reliable wiring connections.

What conductor sizes are supported?

• Solid conductors: 0.2 to 4.0 mm²

• Stranded conductors: 0.2 to 2.5 mm²

This ensures compatibility with a wide range of industrial wiring standards.

What is the operating temperature range?

The relay operates reliably in ambient temperatures from 0 to 50°C and can be stored in temperatures ranging from –20 to 75°C.

Is this relay suitable for humid environments?

Yes, it supports ambient operating humidity of up to 95% (non-condensing), making it suitable for industrial environments.

What is the current carrying capacity?

The nominal current carrying capacity of the relay is 24A, ensuring stable performance under normal operating conditions.

How much does the relay weigh?

The TT22-A415-1S-PSR weighs approximately 62 grams, making it lightweight and easy to handle during installation.

Who manufactures this product?

The TT22-A415-1S-PSR is manufactured by Trinity Touch, a trusted brand known for quality electrical control and monitoring solutions.

Does the product come with a warranty?

Yes, the product is covered under warranty as per the manufacturer’s terms and conditions.

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