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TECSYSTEM srl
Your Partner in Temperature Protection

Your Partner in Temperature Protection

Product catalog summary

Introduction
This document details the offerings of a company specializing in temperature protection systems for electrical machines, established in 1980. Their products are known for reliability and quality across various sectors such as rail, airport, marine, and alternative energy.

Mission and Values
The company's mission focuses on customer satisfaction through advanced production processes. Core values include listening, proactivity, design, and production. They adhere to ISO 9001 standards and comply with CEI - IEC standards.

Product Range
The company offers temperature protection systems for transformers and electrical machines, including:

Temperature protection for oil power and hermetic transformers
Temperature protection for HV/MV dry type and cast resin transformers
Accessories and temperature sensors
Air forced fan cooling systems

New "ETH" Series
The "ETH" series is designed for connectivity and data management, aligning with Industry 4.0 principles. Key products include:

ETH OPTION for NT935, NT538, and T1048 units
CONVETH converter (RS485 to ETHERNET)
Software ETH Manager for remote data management

These products enable integration into Ethernet systems for remote temperature control and data management.

Technical Specifications
Detailed specifications for the T1048 ETH and NT935 ETH devices include:

Power supply range: 85-260 Vac/dc
Configurable inputs for various sensors
Alarm and fan control relays
Ethernet connectivity with Modbus TCP/IP protocol
Protection against electromagnetic interference
Temperature monitoring range: -20°C to 220°C

Conclusion
The company has a global presence with operations in Italy, China, Egypt, and Brazil, known for quality and innovation worldwide.

Overview
The document provides technical specifications and functionalities of the NT935 ETH and NT538 ETH devices for temperature monitoring of transformers and electric motors, supporting ModBus TCP/IP protocol for remote monitoring.

Specifications

Power Supply: 85-260 Vac-dc with reversible polarities.
Inputs: NT935 ETH has 4 RTD Pt100 inputs, NT538 ETH has 8 RTD Pt100 inputs, both protected against electromagnetic interference.
Outputs: Alarm relays for ALARM, TRIP, FAN, and FAULT functions, with Ethernet output for network communication.
Tests and Performance: Assembled according to CE rules, with protection against electromagnetic noises and dielectric strength of 1500 Vac for 1 minute.
Operating Conditions: Temperature range from -20°C to +60°C, humidity up to 90% non-condensing.
Data Management: Displays for temperature and alarm status, with data storage capability for up to 10 years.

Features

Support tropicalization for resistance to high temperature and humidity.
Enhanced hardware and software functionalities in their 2016 editions.
Certification for American, Canadian, and marine applications.

ETH Manager Software
Allows remote monitoring and programming of up to four devices simultaneously, suitable for electrical substations, photovoltaic systems, power stations, and industrial plants.

Conclusion
The NT935 ETH and NT538 ETH devices, along with the ETH Manager Software, offer comprehensive solutions for temperature monitoring and control in various industrial applications.

Overview: The document provides technical specifications and functionalities of electronic microcontroller-based units designed for temperature control in transformers, covering products like the CONV ETH and NT935AD.

CONV ETH:

Functionality: Enables remote configuration and real-time monitoring via Ethernet connectivity.
Power Supply: 85 to 260 Vac-dc.
Technical Specifications: Ethernet 10BaseT/100Base-TX, Modbus TCP slave capability, and a complete TCP/IP stack.

T154 Unit:

Purpose: Temperature control of medium voltage dry type and cast resin transformers.
Inputs and Outputs: 4 Pt100 inputs for temperature monitoring and dry contact relay outputs.
Power Supply: Universal input from 24 to 240 Vac-dc.
Certifications: Available for Canadian, American, and marine applications.

NT935AD Unit:

Functionality: Monitors transformer temperatures and allows remote communication to adjust settings.
Inputs and Outputs: 4 Pt100 inputs, analog 4-20mA, and digital RS485 Modbus RTU outputs.
Power Supply: Universal input from 24 to 240 Vac-dc.
Certifications and Options: Available with certifications for various markets.

Technical Specifications:

Power Supply: Wide range of input voltages, protected against electromagnetic interference.
Environmental Conditions: Operate within -20°C to +60°C and 90% non-condensing humidity.
Data Management: Displays for temperature and alarm status, with features for data storage and diagnostics.

Overview
The document provides technical specifications and features of control units like the NT935IR-AD and T1048 series, designed for temperature monitoring in high electromagnetic environments.

NT935IR-AD Control Unit

Non-contact temperature control using infrared sensors.
Equipped with 3 inputs for winding temperature control.
Features dual display, voting and Intellifan functions, and RS485 Modbus RTU and 4-20mA outputs.
Universal power supply (24 to 240 Vac-dc).

Technical Specifications

Power Supply: 24-240 Vac-dc with reversible polarities.
Inputs: 4 IR sensor inputs, protected against electromagnetic interference.
Outputs: Multiple relays for alarm, trip, fan control, and fault indication.
Accuracy: ± 0.5% full scale value ± 1 digit.
Operating Temperature: -20°C to +60°C, Humidity: 90% non-condensing.
Data storage for a minimum of 10 years.

T1048 Series

Technical evolution of the T2612 series, featuring dual display and more powerful relays.
Extended power supply range (85-260 Vac/dc).
Available with 4 TCK inputs and optional Ethernet output with Modbus TCP/IP protocol.

Technical Specifications

Power Supply: 85-260 Vac-dc with reversible polarities.
Inputs: Configurable for RTD Pt100 or Tck sensors.
Outputs: Multiple relays for alarm, trip, fan control, and fault indication.
Accuracy: ± 1% full scale value ± 1 digit.
Operating Temperature: -20°C to +60°C, Humidity: 90% non-condensing.
Data storage for a minimum of 10 years.

Conclusion
The NT935IR-AD and T1048 series offer advanced features for reliable temperature monitoring in challenging environments.

Overview: The document provides technical specifications and operational details for electronic control units for managing transformer temperatures.

NT539 Unit:

Designed for transformers with more than three windings.
Features 9 Pt100 inputs and relays for alarms, trips, and fan cooling.
Universal power supply ranging from 24 to 240 Vac-dc.
Protected against electrical and magnetic noise.
Data storage capability for 10 years.

NT511 AD Unit:

Controls temperature and fan power for MV dry type and cast resin transformers.
Equipped with analog 4-20mA and digital RS485 Modbus RTU outputs.
Features 4 Pt100 inputs and 6 fan outputs.

T119 Unit:

Developed for MV cast resin and dry type transformers.
Features 3 Ptc sensor inputs for alarm, trip, and fan control.
Universal power supply from 24 to 240 Vac-dc.

General Features:

All units can be supplied with a special coating for resistance to tropical climates.
Designed with self-diagnostic circuits and data storage diagnostics.

Overview
This document provides technical specifications and features of electronic units for temperature monitoring and control in transformers and electric motors.

Specifications

Tropicalization: Units available with a special coating to resist high temperature and humidity.
Frontal Material: Polycarbonate with IP54/IP65 protection.
Power Supply: Universal input from 24 to 240 Vac-dc.
Inputs: Various models support multiple Ptc and Pt100 sensor inputs.
Outputs: Alarm and fan control relays.
Data Storage: Minimum of 10 years.

Displaying and Data Management

LED indicators for alarms, trips, and faults.
Programming access via frontal push button or keyboard.

Dimensions

Suitable for DIN rail mounting and specific panel cut-outs.

Tests and Performances

Compliance with CE rules and protection against electromagnetic noises.
Dielectric strength of 1500 Vac for 1 minute.

Options

Basic versions without digital or analog outputs available.

Technical Specifications

Operating Conditions: Temperature range from -20°C to +60°C, humidity up to 90% non-condensing.
Construction: Black anodized aluminum case, CE compliant.
Power Supply: Universal input from 24 to 240 Vac-dc.
Inputs: Configurable from 1 to 24 inputs using RTD Pt100, Pt1000, or TcK sensors.
Outputs: 5 alarm relays and 1 fault relay.
Data Management: LCD display with 20 characters and 4 lines.

Applications

Suitable for temperature control in diesel generators, biogas systems, and monitoring of bearings, exhaust gas, lubricating oil, and cooling liquid.

Additional Features

Self-diagnostic circuit and data storage for a minimum of 10 years.

Dimensions

192 x 96 mm DIN 43700, depth 220 mm including terminals.

Overview
This document provides technical specifications and operational details for advanced temperature control systems used in oil-filled power transformers.

Specifications

Power Supply: Universal input from 24 to 240 Vac-dc.
Communication: RS485 output with Modbus RTU protocol.
Inputs: Includes 2 RTD Pt100 inputs and 3 current transformer inputs.
Outputs: Relays for alarm, trip, fan, pump, and fault management.
Environmental Conditions: Operating temperature from -40°C to +70°C.

Features

Displays for temperature and messages with LED indicators.
Temperature monitoring range from -40°C to +200°C.

NT210 K + TPL503 System
This system represents an innovation in the protection of hermetic oil-filled transformers.

Control Panels
Control panels are designed to minimize electromagnetic interference and are customizable.

PTSE Temperature Sensor
The PTSE sensor is a Pt100 type with a working range from -40°C to +200°C.

Technical Specifications Overview

1. Silicone Rubber and Shielding
- Aluminum band shielding with secondary blue silicone rubber insulation.

2. PTFE and RTD Sensors
- PTFE insulation rated at 30 KV.

3. Temperature Sensors
- RTD Pt100 sensors with fiberglass laminated cases.

4. Extension Cables
- Designed for Pt100 sensors, compliant with CEI 20.35 standards.

5. Connection Boxes (SCS-R Series)
- Designed for quick and safe sensor connections.

6. PT73-220 Device
- Provides additional protection against voltage surges.

7. SIM PTC and SIM PT100 Devices
- Electrical and mechanical features for temperature simulation and control.

8. Fan Cooling Systems
- On-board systems maintain optimal transformer temperatures.

9. VRT200 Device
- Power supply rated at 230 Vac with various input and output configurations.

Technical Specifications

Power Supply: Rated at 230 Vac ± 10% with a frequency of 50/60 Hz.
Inputs: Includes 2 line inputs for FAN at 230 Vac±10%.
Outputs: Features an alarm and fault relay with a capacity of 5A-250 Vac.
Environmental Conditions: Operating temperature ranges from -20°C to +60°C.
Construction: Self-extinguishing housing made of NORYL UL 94V0.
Display and Data Management: Equipped with alarm LEDs for undercurrent, overcurrent, and overtemperature.
Dimensions: The device measures 100 x 100 mm with a depth of 131 mm.

Fan Series Specifications

TTG Series: Models include TTG240, TTG300, and TTG360.
TG Series: Models include TG180, TG360, and TG500.
TGA/TGO Series: Model TGA1000 and TGO1000.

Suggested Applications

Bar models 400, 600, and 800 are suggested for transformer power ranging from 100 to 1250 KVA.

Additional Information

TECSYSTEM reserves the right to modify technical specifications without notice.

Catalog excerpts

Your Partner in Temperature Protection-1

Your Partner in emperature Protection

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Your Partner in Temperature Protection-3

MISSIONE: SODDISFAZIONE CLIENTE! Offriamo al mercato una vasta gamma di apparecchiature elettroniche ed elettromeccaniche destinate alia protezione di macchine elettriche come: motori, generatori, gruppi elettrogeni e trasformatori. Siamo una realta produttiva avanzata, flessibile e dinamica, costantemente attenta ai clienti e alle esigenze del mercato di riferimento. Nati nel 1980, contiamo su personale specializzato, strutture moderne e attrezzature tecnologiche. Tutti i nostri prodotti, apprezzati nei settori ferroviario, aeroportuale, navale, edile, alimentare, metropolitano...

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Your Partner in Temperature Protection-4

VALORI: ASCOLTO, PROPOSITIVITA, PROGETTAZIONE E REALIZZAZIONE Nel nostro laboratorio R&D vengono effettuati i test di progettazione e produzione. Ogni prova va ben oltre i Limiti di riferimento dettati dalle normative vigenti per assicurare la massima affidabilita anche in condizioni ambientali molto gravose. La qualita dei materiali impiegati e del prodotto finito, insieme all'attenzione per l'ambiente e per la sicurezza, costituiscono le nostre linee guida garantite dalle certificazioni ISO 9001 e dal rispetto delle normative tecniche italiane ed europee (CEI - IEC). Il nostro gruppo e presente...

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Your Partner in Temperature Protection-5

ETHERNET: connettivita e gestione dati. ETHERNET: connectivity and data management 6 - 15 Controllo della temperatura di trasformatori di MT incapsulati in resina e a secco Temperature control of MV dry type and cast resin transformers 16 - 31 Sistemi di controllo della temperatura di macchine elettriche Temperature control systems for electrical machines 32 - 39 Controllo della temperatura di trasformatori in olio di potenza ed ermetici Temperature control of oil power and hermetic transformers 40 - 44 Quadri, accessori e sensori termometrici Control panels, accessories and temperature...

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Your Partner in Temperature Protection-6

NUOVA SERIE ETH | NEW “ETH” SERIES Connettività e gestione dati Connectivity and data management Le parole chiave della 4ª Rivoluzione Industriale - Industry These are the key words of the 4th Industrial Revolution 4.0 sono proprio queste: da qui nasce l’idea di TECSYSTEM di - Industry 4.0: from here comes the idea of TECSYSTEM ampliare la propria gamma di apparecchi dedicati al controllo to expand its range of equipment dedicated to remote della temperatura da remoto (RS485 Modbus, 4-20Ma, temperature control (RS485 Modbus, 4-20Ma, IEC61850) IEC61850) dando all’utente la possibilità di collegare...

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Your Partner in Temperature Protection-7

IN RETE AL PRIMO COLPO! NETWORK AT FIRST SHOT!

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Your Partner in Temperature Protection-8

Il nuovo prodotto nasce come evoluzione tecnica della serie T2612: oltre ad avere a disposizione tutte le novità introdotte nei dispositivi di ultima generazione ED16, tra cui doppio display, maggior portata dei relè, la serie T1048, più compatta e leggera, è dotata di range esteso di alimentazione (85-260 Vac/cc), di contatti puliti, della funzione di Hysteresys, di Failsafe e Intellifan. The new product born as a technical evolution of the T2612 series, including all the new features presented in the latest generation devices ED16, dual display and more powerful relays, the T1048 series, more...

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Your Partner in Temperature Protection-9

Specifiche Tecniche Alimentazione • Valori nominali 85-260 Vca-cc • Vcc con polarita invertibili • Protezione con fusibile 2,5A 5x20 Ingressi • 4 ingressi configurabili con l'inserimento di una delle seguenti schede: - Scheda da 4 ingressi per sonde RTD tipo Pt1 00 3 fili - Scheda da 4 ingressi per sonde Tck (termocoppia) • Collegamenti su morsettiere estraibili • Canali ingresso protetti contro i disturbi elettromagnetici • Compensazione cavi per sonde Pt100 fino a 500 m (1 mm2) • Compensazione cavi per sonde Tck fino a 100 m (con cavo e giunti compensati) Uscite • 2 rele di allarme (ALARM-TRIP) •...

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Your Partner in Temperature Protection-10

microcontrollore, appositamente studiato per i trasformatori incapsulati in resina e a secco, dotato di porta ETHernet integrata. The NT935 ETH is an innovative electronic device microcontroller based, which is designed for dry type and cast resin transformers, with integrated ETHernet port. Provvista di tutte le necessarie funzioni atte al monitoraggio e controllo della temperatura del trasformatore, come già la linea di prodotto NT935, si presenta, in questa edizione 2016, con una più funzionale versione sia hardware che software. Equipped with all the necessary functions needed to monitor...

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Your Partner in Temperature Protection-11

Specifiche Tecniche Alimentazione • Valori nominali 85-260 Vca-cc • Vcc con polarita invertibili Ingressi • 4 ingressi RTD Pt100 a tre ili • Collegamenti su morsettiere estraibili • Canali ingresso protetti contro i disturbi elettromagnetici • Compensazione cavi per sonde fino a 500 m (1 mm2) Uscite • 2 rele di allarme (ALARM-TRIP) • 2 rele di gestione ventilazione (FAN1 e FAN2) • 1 rele guasto sonde o anomalia funzionamento (FAULT) • Rele di uscita con contatti da 10A-250 Vca-res COS$=1 • Uscita ethernet 10Base T / 100Base-TX Modbus TCP slave Test e prestazioni • Costruzione in accordo alle...

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Your Partner in Temperature Protection-12

a microcontrollore per il controllo termico di motori elettrici e trasformatori MT incapsulati in resina e a secco, dotato di porta ETHernet integrata. The NT538 ETH is an innovative electronic device microcontroller based for the temperature monitoring of electric motors and MV dry type/cast resin transformers, with integrated ETHernet port. Provvista di tutte le necessarie funzioni atte al monitoraggio e controllo della temperatura, come già la linea di prodotto NT538, si presenta, in questa edizione, con una più funzionale versione sia hardware che software. Equipped with all the necessary...

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Your Partner in Temperature Protection-13

Specifiche Tecniche Alimentazione • Valori nominali 85-260 Vca-cc • Vcc con polarita invertibili Ingressi • 8 ingressi RTD Pt100 a tre fili (sezione max 1,5 mm2) • Collegamenti su morsettiere estraibili • Canali ingresso protetti contro i disturbi elettromagnetici • Compensazione cavi per sonde fino a 500 m (1 mm2) Uscite • 2 rele di allarme (ALARM-TRIP) • 2 rele di gestione ventilazione (FAN1 e FAN2) • 1 rele guasto sonde o anomalia funzionamento (FAULT) • Rele di uscita con contatti da 10A-250 Vca-res COS$=1 • Uscita ethernet 10Base T / 100Base-TX Modbus TCP slave Test e prestazioni • Costruzione...

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