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DonganLighting disconnect

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

The Dongan 3G-OTH-04398 is a single-phase lighting disconnect from the Series TMCK Transformer Disconnect. It is rated at 500 VA with a frequency of 50/60 Hz, primary voltage of 480 V, and secondary voltage of 120 V…

SKU 3G-OTH-04398

Also listed as: TMCK 170 · TMCK-170

Brand
Dongan
Item
TMCK-170, single-phase lighting disconnect, 500 VA, 480 V primary / 120 V secondary
Part Number
TMCK170
Category
Lighting disconnect
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Technical Specifications

Dongan
Manufacturer Part Number
TMCK170
Series
Series TMCK Transformer Disconnect
Phase
single-phase
Rating
500 VA
Weight
20 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-04398 is a single-phase lighting disconnect from the Series TMCK Transformer Disconnect. It is rated at 500 VA with a frequency of 50/60 Hz, primary voltage of 480 V, and secondary voltage of 120 V. The unit weighs 20 lb.

Frequently Asked Questions

What is the Dongan TMCK-170 used for?

The Dongan TMCK-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, providing safe local power distribution in industrial control panels.

What are the specifications of the Dongan TMCK-170?

The Dongan TMCK-170 is a single-phase transformer disconnect rated at 500 VA, with a primary voltage of 480 V and secondary voltage of 120 V. It operates at 50/60 Hz, weighs 20 lb, and is part of the Series TMCK Transformer Disconnect line. It is UL/CUL listed and CE marked.

Where to buy the Dongan TMCK-170 in Singapore?

You can source the Dongan TMCK-170 through 3G Electric in Singapore. We supply this UL/CUL listed, CE marked lighting disconnect and handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this single-phase, 500 VA transformer disconnect.

How to install the Dongan TMCK-170?

Install the Dongan TMCK-170 by mounting it securely in a control panel, connecting the 480 V primary and 120 V secondary per the wiring diagram, and ensuring the padlockable disconnect switch is accessible. Follow local electrical codes and the manufacturer's instructions for safe operation. Dongan disconnects comply with automotive specifications.

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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