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DonganLighting disconnect

Dongan TDEK-190, single-phase lighting disconnect, 750 VA, 480 V primary / 120 V secondary

The Dongan 3G-OTH-04354 is a single-phase lighting disconnect from the Series TDEK Transformer Disconnect line. It is rated at 750 VA with a frequency range of 50/60 Hz. The unit accepts a primary voltage of 480 V…

SKU 3G-OTH-04354

Also listed as: TDEK 190 · TDEK-190

Brand
Dongan
Item
TDEK-190, single-phase lighting disconnect, 750 VA, 480 V primary / 120 V secondary
Part Number
TDEK190
Category
Lighting disconnect
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

Dongan
Manufacturer Part Number
TDEK190
Series
Series TDEK Transformer Disconnect
Phase
single-phase
Rating
750 VA
Frequency
50/60 Hz
Primary voltage
480 V
Secondary voltage
120 V

Technical Documents

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Dongan Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dongan 3G-OTH-04354 is a single-phase lighting disconnect from the Series TDEK Transformer Disconnect line. It is rated at 750 VA with a frequency range of 50/60 Hz. The unit accepts a primary voltage of 480 V and provides a secondary voltage of 120 V.

Frequently Asked Questions

What is the Dongan TDEK-190 used for?

The Dongan TDEK-190 is a single-phase lighting disconnect used to provide control panel lighting and auxiliary power. It combines a 750 VA transformer, fusing, and a padlockable disconnect switch in a single UL/CUL listed, CE marked enclosure for industrial applications.

What are the specifications of the Dongan TDEK-190?

The Dongan TDEK-190 is a single-phase transformer disconnect rated at 750 VA with a primary voltage of 480 V and secondary voltage of 120 V. It operates at 50/60 Hz and is part of the Series TDEK Transformer Disconnect line, featuring a NEMA 1/IP23 enclosure.

Where to buy the Dongan TDEK-190 in Singapore?

You can source the Dongan TDEK-190 through 3G Electric in Singapore. We provide logistics, customs clearance, and delivery services to your facility. Contact us for pricing and lead time on this UL/CUL listed, CE marked lighting disconnect.

How to install the Dongan TDEK-190?

Install the Dongan TDEK-190 by mounting it in a dry location, connecting the 480 V primary and 120 V secondary per the wiring diagram, and ensuring the padlockable disconnect switch is accessible. Always follow local electrical codes and the manufacturer's instructions for safe operation.

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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