Description

TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase 011716865 Trinity Touch Easy to use Best no#1 in India

• In the world of industrial automation and electrical distribution, safeguarding your machinery from power fluctuations is not just an option; it is an absolute necessity. One of the most reliable solutions on the market is the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase.
• Engineered by Trinity Touch, this specialized device ensures that your 3-phase, 4-wire systems operate within safe parameters, protecting expensive equipment from catastrophic electrical failures.
• This comprehensive guide explores the features, technical specifications, and application areas of the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase, helping you understand why it is a staple in modern electrical panels.

What is the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase?

• The TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase is an advanced electrical protection device designed specifically for 3-phase, 4-wire networks with a nominal supply voltage of 240VAC (L-N).
• Its primary function is to continuously monitor the supply voltage, ensuring it matches the measured voltage while checking for potentially damaging faults like over-voltage, under-voltage, and phase asymmetries.

Core Protection Features

Investing in the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase brings multi-layered security to your electrical infrastructure. Its core capabilities include:

• Over-Voltage and Under-Voltage Monitoring: The relay allows for adjustable monitoring levels to perfectly suit your specific equipment thresholds.

• Phase Failure Detection: It actively detects the loss of any phase, preventing single-phasing conditions that can burn out three-phase motors.

• Phase Sequence Monitoring: Ensures that the phases are connected in the correct order, which is vital for the proper rotational direction of pumps and motors.

• Phase Asymmetry Monitoring: Detects imbalances between phases, triggering a response if the asymmetry reaches 60V\pm10V.

Technical Specifications of the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase

When specifying a component for industrial use, the technical data is what matters most. The TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase offers robust specifications to meet rigorous demands:

Electrical Data

• Supply and Nominal Voltage: Designed for 3-phase 4-wire setups operating at 240VAC (L-N).

• Operating Voltage Range: Highly flexible, accommodating 120 to 330VAC (L-N).

• Frequency and Power: Operates optimally at 47/63Hz with a maximum power consumption of 50VA.

• Under Voltage Trip Levels: Fully settable between 130 to 210 VAC (L-N) +-5V.

• Over Voltage Trip Levels: Fully settable between 250 to 330 VAC (L-N) +-5V.

• Hysteresis and Reset: Features a $10\pm5V hysteresis, automatically resetting once the fault condition is removed and stabilized.

Timing and Output

• Time Delays: The device features a fixed off-delay of 5 seconds and a selectable on-delay ranging from 0 to 18 seconds.

• Relay Output: Equipped with 2 Change-Over (C/O or DPDT) contacts.

• Contact Rating: Rated for 8A at 250 VAC or 30 VDC (Resistive loads).

LED Indication and Diagnostic Logic

A standout feature of the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase is its clear visual diagnostic system. The front panel includes dedicated LEDs that communicate operational states instantly:

• Healthy State: The PWR (Power) LED is ON, all fault LEDs are OFF, and the relay is Energised.

• Under Voltage Fault: Both PWR and UV LEDs are ON, causing the relay to De-Energise.

• Over Voltage Fault: Both PWR and OV LEDs are ON, safely De-Energising the relay.

• Phase Reverse: PWR and the Relay LED turn ON, De-Energising the system.

• Phase Asymmetry: The Relay LED will blink while the PWR remains ON, De-Energising the circuit.

• Phase Loss: The PWR LED will blink to indicate a lost phase, keeping the Relay De-Energised.

Mechanical Design and Dimensions

Space in control panels is often at a premium. The TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase is engineered with a compact, DIN-rail mounting profile.

• Dimensions: It boasts a slim module width of 35mm, a height of 65mm, and a depth of 90mm.

• Housing: Encased in a durable Grey housing with an IP20 protection level.

• Weight: Lightweight at approximately 150 grams.

• Connections: Utilizes robust screw connections capable of handling solid conductor cross-sections from 0.2 to 4.0 mm² and stranded sections from 0.2 to 2.5 mm².

Ideal Application Areas

Because of its comprehensive fault detection, the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase is versatile across numerous industries. Common application areas include:

1. Heating, Ventilation & Air Conditioning (HVAC): Protecting compressor motors from phase loss.

2. Generators: Ensuring stable voltage output before engaging loads.

3. Automation Control: Acting as a primary safeguard in automated manufacturing lines

4. Electrical Distribution: Monitoring main incoming feeds for commercial buildings.

5. Lifts and Elevators: Preventing dangerous motor reversals by monitoring phase sequence.

6. Pumping, Irrigation, and Piping: Protecting submersible pumps from dry-running or under-voltage strains.

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Frequently Asked Questions

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Q: What is the primary function of the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase?

A: The TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase is designed to provide over-voltage and under-voltage monitoring, phase failure detection, and phase sequence and asymmetry monitoring for 3-phase 4-wire systems.

Q: What is the operating voltage range for this relay?

A: The TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase has a nominal voltage of 240 VAC (L-N) and an operating voltage range of 120 to 330VAC (L-N).

Q: Does it protect against phase asymmetry?

A: Yes, the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase includes phase asymmetry monitoring, triggering at $60V\pm10V$.

Q: What kind of output contacts does the relay have?

A: This model features a 2 C/O (DPDT) relay output. The contact rating is 8A at 250 VAC or 30 VDC for resistive loads.

Q: How is the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase mounted?

A: It is designed for standard DIN-rail mounting. The compact housing has a module width of 35mm, making it highly space-efficient inside control panels.

Application & Installation Data Block

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Where to Use the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase Thanks to its robust CE and RoHS certifications (compiled as per IEC 61000 and IEC 60068 standards), the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase is versatile enough for critical industrial environments. Key application areas include:

• HVAC Systems: Heating, ventilation, and air conditioning equipment.
• Power Generation: Generator sets.
• Industrial Automation: Automation control systems.
• Infrastructure: Electrical distribution, lifts, and elevators.
• Fluid Management: Pumping, irrigation, and piping networks.

Installation Specifications

Installing the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase is straightforward for qualified technicians.

• Connection Type: It utilizes secure screw connections.
• Conductor Cross-Section: Supports solid wires from Min/Max 0.2 to 4.0 mm² and stranded wires from Min/Max 0.2 to 2.5 mm².
• Tightening Torque: Recommended between 0.5 and 0.6 Nm.
• Dimensions & Environment: The grey housing measures 35mm (W) x 65mm (H) x 90mm (D) and can safely operate in ambient temperatures ranging from 0 to 50°C with non-condensing humidity between 25% to 85%.

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Complete Technical Guide: TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase

In the highly demanding world of industrial electrical distribution, safeguarding machinery against unpredictable power fluctuations is critical. The TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase stands out as a premier solution for these challenges. Engineered by Trinity Touch, this advanced component is purpose-built to deliver unwavering protection for 3-phase, 4-wire electrical setups.

Core Protection Capabilities

The fundamental purpose of the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase is to provide multi-tiered security through continuous, real-time electrical monitoring. Key protective functions include:

• Under-Voltage and Over-Voltage Monitoring: The device features adjustable thresholds to detect and respond to dangerous voltage spikes or drops.
• Phase Failure Detection: It proactively identifies the loss of a phase, preventing motors from running under destructive single-phasing conditions.
• Phase Sequence Monitoring: Ensures that phases are wired in the correct sequence.
• Phase Asymmetry Monitoring: The relay monitors for imbalances between phases, triggering protective measures if asymmetry reaches $60V\pm10V$.

Electrical and Operational Specifications

• Supply and Nominal Voltage: Operates efficiently at a nominal voltage of 240 VAC (L-N) for 3 phase-4 wire systems.
• Operating Voltage Range: Highly adaptable with an operating range spanning from 120 to 330VAC (L-N).
• Frequency and Power: Designed for standard 47/63Hz frequencies with a maximum power consumption of 50VA.
• Under Voltage Trip Levels: Highly customizable, allowing operators to set trip levels between 130 to 210 VAC (L-N) $\pm5V$.
• Over Voltage Trip Levels: Offers adjustable upper limits between 250 to 330 VAC (L-N) $\pm5V$.
• Hysteresis and Recovery: Features a built-in hysteresis of $10\pm5V$, resetting automatically after the fault is removed.
• Time Delays: Built with a fixed off-delay of 5 seconds, alongside a selectable on-delay ranging from 0 to 18 seconds.
• Time Accuracy: The timing accuracy is maintained at $\pm5\%$ $\pm100ms$.

Output Contacts and Connection Data

• Relay Output: The unit provides 2 Change-Over (C/O or DPDT) contacts.
• Contact Rating: Rated to handle 8A at 250 VAC or 30 VDC for resistive loads.
• Connection Methodology: Features secure screw connections with a tightening torque requirement of 0.5-0.6 Nm.
• Wiring Capacity: The terminals safely accommodate solid conductor cross-sections from Min/Max $0.2/4.0~mm^{2}$, as well as stranded conductors from Min/Max 0.2/2.5 mm².
• Voltage and Current Capacity: Boasts a nominal current carrying capacity of 24A and a rated voltage capacity of 400 V.

Intelligent LED Diagnostic System

The TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase features an intuitive front-panel LED interface to instantly communicate fault states:

• Healthy State: The PWR LED is ON, all fault LEDs are OFF, and the relay remains Energised.
• Under Voltage Alert: The PWR and UV LEDs are ON, triggering the relay to De-Energise.
• Over Voltage Alert: The PWR and OV LEDs are ON, successfully De-Energising the relay.
• Phase Reverse Fault: The PWR LED is ON, the Phase Rev./Asymmetry LED is ON, and the relay is De-Energised.
• Phase Asymmetry Fault: The PWR LED is ON, but the Phase Rev./Asymmetry LED blinks, causing the relay to De-Energise.
• Phase Loss Fault: The PWR LED blinks continuously, all other LEDs remain OFF, and the relay is De-Energised.

Mechanical Dimensions and Environmental Durability

• Physical Dimensions: The compact grey housing features a module width of 35mm, a height of 65mm, and a depth of 90mm.
• Weight: Exceptionally lightweight at approximately 150 grams.
• Protection Rating and Mounting: Enclosed to an IP20 protection level and designed specifically for DIN Rail mounting.
• Temperature Tolerance: Rated for an ambient operating temperature of 0 to 50°C, and can be stored safely in conditions ranging from -20 to 70°C.
• Humidity Resilience: Operates effectively in non-condensing humidity levels between 25% to 85%.

Applications and Certifications

The TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase Trinity Touch is CE and RoHS certified, compiled in accordance with IEC 61000 and IEC 60068 standards. Key application areas include:

• HVAC: Heating ventilation & Air conditioning setups.
• Generators: Monitoring incoming and outgoing generator power.
• Automation Control: Acting as a critical safeguard for machinery.
• Electrical Distribution: Securing main commercial power feeds.
• Lifts and Elevators: Preventing phase-related mechanical failures.
• Fluid Systems: Pumping, Irrigation, and Piping operations.

Sourcing and Distribution

Rujuta Corporation

• Address: 14, Tawawala Building, 36, Pathakwadi, Lohar Chawl, Mumbai-2.
• Call: 9082463426 / 9820825440 / 9769789105.
• Mail: rujutaent@gmail.com.

Certifications and Sourcing

• When integrating the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase into your projects, compliance is guaranteed. The device is CE and RoHS certified, compiled as per strict IEC 61000 and IEC 60068 standards.
• For procurement in the Indian market, this reliable Trinity Touch product (Article Number: 011716865) is distributed by authorized suppliers like Rujuta Corporation, located at Tawawala Building, Pathakwadi, Lohar Chawl, Mumbai.

Conclusion

• Choosing the right protective components defines the longevity and safety of your electrical systems.
• The TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase delivers exceptional, adjustable protection against the most common electrical faults.
• By integrating the TT35-A240-2S-3P4W Voltage Monitoring Relay Three Phase into your panels, you ensure operational efficiency, reduce downtime, and protect your critical infrastructure.