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DonganLighting disconnect

Dongan TDLK-170, single-phase lighting disconnect, 500 VA, 480 V primary / 120 V secondary

The Dongan 3G-OTH-04373 is a single-phase lighting disconnect from the Series TDLK Transformer Disconnect line. It is rated for 500 VA at 50/60 Hz, with a primary voltage of 480 V and secondary voltage of 120 V, and…

SKU 3G-OTH-04373

Also listed as: TDLK 170 · TDLK-170

Brand
Dongan
Item
TDLK-170, single-phase lighting disconnect, 500 VA, 480 V primary / 120 V secondary
Part Number
TDLK170
Category
Lighting disconnect
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Technical Specifications

Dongan
Manufacturer Part Number
TDLK170
Series
Series TDLK Transformer Disconnect
Phase
single-phase
Rating
500 VA
Weight
37 lb
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-04373 is a single-phase lighting disconnect from the Series TDLK Transformer Disconnect line. It is rated for 500 VA at 50/60 Hz, with a primary voltage of 480 V and secondary voltage of 120 V, and weighs 37 lb.

Frequently Asked Questions

What is the Dongan TDLK-170 used for?

The Dongan TDLK-170 is a single-phase lighting disconnect used for control panel lighting and auxiliary power. It combines a transformer, fusing, and a padlockable disconnect switch in one UL/CUL listed, CE marked enclosure, making it suitable for industrial control panels.

What are the specifications of the Dongan TDLK-170?

The Dongan TDLK-170 is a single-phase transformer disconnect rated at 500 VA, with a primary voltage of 480 V and secondary voltage of 120 V, operating at 50/60 Hz. It weighs 37 lb and is part of the Series TDLK Transformer Disconnect line from Dongan.

Where to buy the Dongan TDLK-170 in Singapore?

You can source the Dongan TDLK-170 through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this Dongan transformer disconnect.

How to install the Dongan TDLK-170?

Install the Dongan TDLK-170 by mounting it in a suitable enclosure, connecting the 480 V primary and 120 V secondary wiring per the wiring diagram, and ensuring the padlockable disconnect switch is accessible. Always follow local electrical codes and disconnect power before installation.

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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