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DonganLighting disconnect

Dongan ADLK12-250, single-phase lighting disconnect, 3000 VA

The Dongan 3G-OTH-04339 is a single-phase lighting disconnect from the Series ADLK12 Transformer Disconnect line, rated at 3000 VA with a primary voltage of 480 V and secondary voltage of 120 V at 50/60 Hz. It weighs…

SKU 3G-OTH-04339

Also listed as: ADLK 12250 · ADLK-12250

Brand
Dongan
Item
ADLK12-250, single-phase lighting disconnect, 3000 VA
Part Number
ADLK12250
Category
Lighting disconnect
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Technical Specifications

Dongan
Manufacturer Part Number
ADLK12250
Series
Series ADLK12 Transformer Disconnect
Phase
single-phase
Rating
3000 VA
Weight
71 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-04339 is a single-phase lighting disconnect from the Series ADLK12 Transformer Disconnect line, rated at 3000 VA with a primary voltage of 480 V and secondary voltage of 120 V at 50/60 Hz. It weighs 71 lb.

Frequently Asked Questions

What is the Dongan ADLK12-250 used for?

The Dongan ADLK12-250 is a single-phase lighting disconnect used for control panel lighting and auxiliary power. It combines a 3000 VA transformer, fusing, and a padlockable disconnect switch in a single UL/CUL listed, CE marked enclosure, simplifying installation in industrial control panels.

What are the specifications of the Dongan ADLK12-250?

The Dongan ADLK12-250 is a single-phase lighting disconnect rated at 3000 VA with a primary voltage of 480 V and secondary voltage of 120 V, operating at 50/60 Hz. It weighs 71 lb and is part of the Series ADLK12 Transformer Disconnect line, featuring a NEMA 1/IP23 enclosure.

Where to buy the Dongan ADLK12-250 in Singapore?

To source the Dongan ADLK12-250 in Singapore, contact 3G Electric. We supply this Dongan lighting disconnect and handle logistics, customs clearance, and delivery to your facility. Reach out to our team for pricing and lead time on this item.

How to install the Dongan ADLK12-250?

Install the Dongan ADLK12-250 by mounting the NEMA 1/IP23 enclosure securely, 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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