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COFI TRE 820 Piso gas transformer 4-wire molded cable - Ignition Transformers
COFIIgnition Transformers

COFI TRE 820 Piso gas transformer 4-wire molded cable

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…

SKU 3G-CBM-01206

Also listed as: COF 10009 · COF-10009

Brand
COFI
Item
TRE 820 Piso gas transformer 4-wire molded cable
Category
Ignition Transformers
UNSPSC
39121003 — Instrument transformers
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

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

Where can I source the COFI TRE 820 gas ignition transformer worldwide?

3G Electric is an authorised distributor of COFI ignition transformers, including the TRE 820 model. We handle worldwide delivery, logistics, and customs clearance. Lead time on request.

What is the cable specification on the COFI TRE 820?

The TRE 820 includes a 4-wire molded SIL cable rated at 4×0.50 mm², length 380–440 mm. It meets industrial combustion control standards and operates reliably in ambient temperatures from −20 °C to +85 °C.

What output does the COFI TRE 820 deliver for gas burner ignition?

The TRE 820 delivers 8000 V output at 20 mA from a 230 V primary supply. It supports both 50 Hz and 60 Hz frequencies, making it suitable for global burner installations and combustion safety systems.

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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