COFIIgnition Transformers

COFI TRE 820 Piso gas transformer 4-wire molded cable

SKU 3G-CBM-01206

Also listed as: COF 10009 · COF-10009

Brand

COFI

Item

TRE 820 Piso gas transformer 4-wire molded cable

Local availability & support — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Delivery: Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to: Singapore

Technical Specifications

COFI

volts

1x8000 

frequency

50/60 Hz 

cable type

SIL 4x0.50 

tension v

220

cable length

380-440 mm 

output current

20 mA 

primary current

1/0.8 A 

high voltage output

1x8000 V 

primary supply voltage

230 V 

ambient temperature range

-20/85 °C 

Datasheet Content

DATA SHEET
                                                           TRE820PISO
       Description:               TR.E 230V 50/60Hz 1/0,8A 1x8kV 20mA 19% C.440VIRAS
                                         GENERAL CHARACTERISTICS
The ignition transformer is CE marked, It undergo to the European low voltage directives 2014/35/EU and in particular the directives EN61558-2-3:2011-04 and
EN60730-2-5:2002; it is made in compliance with the electromagnetic compliance 2014/30/EU and the directive EN61000-3-2:2006/A2:2009 and
EN61000-3-3:2008. By using the advised accessories the transformer is compliant with the prescription of the generic standard EN 55014-1:2006/A1:2009 and
EN55014-2:1997/A2:2008. Every single transformer, at the end of its production cycle, is tested as reported on the table below.
The ignition transformer shall be used with a control unit.
An high voltage symbol with yellow color filling has to be applied outside of the device where the transformer is mounted.

                                                              RATED DATA
   Primary Supply Voltage E [V]                                                                                              230 V
   Frequency [Hz]                                                                                                            50/60 Hz
   Primary Current [A]                                                                                                       1/0,8 A
   Apparent Power [VA]                                                                                                       230/184 VA
   Secondary Voltage at open circuit RMS [kV ]±10%                                                                           1x8 kV
   Secondary Peak Voltage at open circuit [kV]                                                                               11,31 kV
   Secondary Current in short circuit RMS [mA] ±10%                                                                          20 mA
   Duty Cycle                                                                                                                19% on
                                                                                                                                 su 3'
   Approvals

                                                    MECHANICAL DATA
   External enclosure                                          Epoxy thermosetting resin
   High Voltage output                                                                 VIRAS
   High Voltage connections                                                            Screws
   Ambient Temperature - Protection             -20/85 °C                  Ta 35°C - IP 00
   Packaging                                  Scatola da 10 pezzi                  10 pcs box
   Weight [kg]                                                                       1,306 Kg
                                               PRIMARY CONNECTIONS
   Low Voltage connection                   SIL.4X0,50 4PUNTALINI                                 Cavo                       Cable
   Actual cable L. [mm] 380 mm                Description SIL 4x0,50 4 END SPLICES TERMINALS
440 mm                                                       DIMENSIONS




   Note
   Date 15/01/2021                                                                                                            Paolo Comin

Technical Documents

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COFI Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Cofi TRE 820 is a gas ignition transformer delivering 8000 V output at 20 mA for industrial burner systems. It operates on 230 V primary supply with 50/60 Hz dual frequency support and includes a 4-wire molded SIL cable rated 380–440 mm, suitable for demanding combustion control applications across -20 to 85 °C environments.

Frequently Asked Questions

What is the Cofi TRE 820 Piso gas transformer used for?

The Cofi TRE 820 Piso is a gas ignition transformer used in industrial burner systems to generate a high-voltage spark for reliable ignition. It delivers 8000 V output at 20 mA and is suited for demanding combustion control applications in environments ranging from -20 to 85 °C.

What are the specifications of the Cofi TRE 820 Piso ignition transformer?

The Cofi TRE 820 Piso operates on a 230 V primary supply at 50/60 Hz, with a primary current of 1/0.8 A. It provides a secondary voltage of 1x8000 V RMS and 20 mA short-circuit current. The unit includes a 4-wire molded SIL cable rated 380–440 mm and weighs 1.306 kg.

Where to buy the Cofi TRE 820 Piso in Singapore?

3G Electric supplies the Cofi TRE 820 Piso gas transformer to Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact our team for pricing and lead time on this ignition transformer for industrial burner systems.

How to install the Cofi TRE 820 Piso ignition transformer?

Install the Cofi TRE 820 Piso by connecting the primary supply to the 4-wire molded SIL cable and securing the high-voltage output to the burner control unit. Ensure the transformer is mounted in a dry, ventilated area within -20 to 85 °C ambient temperature. Always follow the manufacturer's wiring diagram and safety guidelines.

Used in

Common applications for COFI

Gas burner combustion — TRS 515 PC/S, TRS 610 PC/S, TRS 830 P/S ignition transformers for spark generation in small to large capacity gas-fired heaters and boilers.

Oil-fired heating systems — TRE 820/S1 oil-immersed transformer for reliable ignition in heavy fuel oil and light fuel oil burners in industrial plants.

Dual-fuel burner control — TRS 610 PC/S for burners switchable between gas and oil, requiring consistent high-voltage spark across both fuel modes.

Burner retrofit and maintenance — Replacement ignition transformers and mounting kits for aging or damaged combustion control systems in existing boiler houses.

High-voltage spark generation — TRG 1035/S dual-output transformer for complex ignition circuits requiring multiple spark electrodes or redundant ignition paths.

Panel-mounted combustion control — Column 12X38 and Spina cable assemblies for compact transformer installation in enclosed burner management control panels.

COFI Products

3G Electric supplies COFI ignition transformers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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