DonganLighting disconnect

Dongan TDEK12-130, single-phase lighting disconnect, 250 VA

The Dongan 3G-OTH-04360 is a single-phase lighting disconnect from the Series TDEK12 Transformer Disconnect line, rated at 250 VA. It operates at 50/60 Hz with a primary voltage of 480 V and a secondary voltage of 120 V.

SKU 3G-OTH-04360

Also listed as: TDEK 12130 · TDEK-12130

Brand

Dongan

Item

TDEK12-130, single-phase lighting disconnect, 250 VA

Part Number

TDEK12130

Local availability & support

Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dongan

Manufacturer Part Number

TDEK12130 

Series

Series TDEK12 Transformer Disconnect 

Phase

single-phase 

Rating

250 VA 

Frequency

50/60 Hz 

Primary voltage

480 V 

Secondary voltage

120 V 

Technical Documents

(1)

Technical Document 1

PDF Document

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Dongan Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the Dongan TDEK12-130 used for?

The Dongan TDEK12-130 is a single-phase lighting disconnect used for control panel lighting and auxiliary power. It combines a 250 VA transformer, fusing, and a padlockable disconnect switch in one UL/CUL listed, CE marked enclosure, suitable for industrial control panels.

What are the specifications of the Dongan TDEK12-130?

The Dongan TDEK12-130 is a single-phase lighting disconnect rated at 250 VA, with a primary voltage of 480 V and secondary voltage of 120 V, operating at 50/60 Hz. It is part of the Series TDEK12 Transformer Disconnect and is UL/CUL listed and CE marked.

Where to buy the Dongan TDEK12-130 in Singapore?

You can source the Dongan TDEK12-130 through 3G Electric in Singapore. We provide logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this UL/CUL listed, CE marked lighting disconnect.

How to install the Dongan TDEK12-130?

Install the Dongan TDEK12-130 by mounting it in a NEMA 1 or NEMA 12 enclosure as specified. Ensure the primary 480 V and secondary 120 V connections are made per the wiring diagram. Use the padlockable disconnect switch for safe isolation during maintenance.

Used in

Common applications for Dongan

Machine tools — Dongan HC-1500-44 control transformer provides isolated 120 V control power for relays, solenoids, and contactors.

HVAC systems — Dongan 50-0500-059 control transformer supplies stable voltage for building automation controllers and damper actuators.

Variable speed drive systems — Dongan 63-2711SH drive isolation transformer protects SCR-controlled drives from line transients and voltage spikes.

Industrial power distribution — Dongan 41-1680SH general purpose transformer steps 480 V down to 120/240 V for lighting and receptacle panels.

Water treatment plants — Dongan 73-150-2698SH three-phase transformer provides efficient voltage conversion for pump stations and blowers.

Burner management systems — Dongan ignition transformers deliver high-voltage spark for reliable ignition of oil and gas burners in boilers and furnaces.

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Dongan Products

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

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