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DonganLighting disconnect

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

The Dongan 3G-OTH-04332 is a single-phase lighting disconnect from the Series ADLK Transformer Disconnect. It is rated for 3000 VA at 50/60 Hz, with a primary voltage of 480 V and a secondary voltage of 120 V. The…

SKU 3G-OTH-04332

Also listed as: ADLK 250 · ADLK-250

Brand
Dongan
Item
ADLK-250, single-phase lighting disconnect, 3000 VA
Part Number
ADLK250
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
ADLK250
Series
Series ADLK Transformer Disconnect
Phase
single-phase
Rating
3000 VA
Weight
69 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-04332 is a single-phase lighting disconnect from the Series ADLK Transformer Disconnect. It is rated for 3000 VA at 50/60 Hz, with a primary voltage of 480 V and a secondary voltage of 120 V. The unit weighs 69 lb.

Frequently Asked Questions

What is the Dongan ADLK-250 used for?

The Dongan ADLK-250 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 requiring safe local power isolation.

What are the specifications of the Dongan ADLK-250?

The Dongan ADLK-250 is a single-phase transformer disconnect rated at 3000 VA with a primary voltage of 480 V and secondary voltage of 120 V. It operates at 50/60 Hz, weighs 69 lb, and is part of the Series ADLK Transformer Disconnect. It is UL and CUL listed, CE marked, and TÜV Rheinland licensed.

Where to buy the Dongan ADLK-250 in Singapore?

You can source the Dongan ADLK-250 through 3G Electric in Singapore. We provide logistics, customs clearance, and delivery for this UL/CUL listed, CE marked transformer disconnect. Contact us for pricing and lead time on orders.

How to install the Dongan ADLK-250?

Install the Dongan ADLK-250 by mounting the NEMA 1/IP23 enclosure securely, connecting primary 480 V and secondary 120 V wiring per the nameplate, and using the padlockable disconnect switch for safe isolation. Always follow local electrical codes and the manufacturer's wiring diagram for proper 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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