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DonganLighting disconnect

Dongan TMAK-190A, single-phase lighting disconnect, 750 VA

The Dongan 3G-OTH-04382 is a single-phase lighting disconnect from the Series TMAK Transformer Disconnect line, rated at 750 VA with a frequency of 50/60 Hz. It features a primary voltage of 480 V and a secondary…

SKU 3G-OTH-04382

Brand
Dongan
Item
TMAK-190A, single-phase lighting disconnect, 750 VA
Part Number
TMAK190A
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
TMAK190A
Series
Series TMAK 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-04382 is a single-phase lighting disconnect from the Series TMAK Transformer Disconnect line, rated at 750 VA with a frequency of 50/60 Hz. It features a primary voltage of 480 V and a secondary voltage of 120 V.

Frequently Asked Questions

What is the Dongan TMAK-190A used for?

The Dongan TMAK-190A is a single-phase lighting disconnect used to provide safe control and isolation of lighting circuits in control panels and auxiliary power applications. It is suitable for industrial environments requiring a 480 V primary to 120 V secondary step-down, with a 750 VA rating.

What are the specifications of the Dongan TMAK-190A?

The Dongan TMAK-190A is a single-phase lighting disconnect rated at 750 VA with a primary voltage of 480 V and a secondary voltage of 120 V. It operates at 50/60 Hz and is part of the Series TMAK Transformer Disconnect line. It is UL and CUL Listed, TÜV Rheinland Licensed, and CE Marked.

Where to buy the Dongan TMAK-190A in Singapore?

You can source the Dongan TMAK-190A through 3G Electric, an industrial equipment supplier serving Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this single-phase lighting disconnect.

How to install the Dongan TMAK-190A?

Install the Dongan TMAK-190A by mounting it in a suitable NEMA 1/IP23 or NEMA 12/IP54/IP65 enclosure as per the datasheet. Ensure the primary 480 V supply is disconnected before wiring. Connect the primary to 480 V and secondary to 120 V loads, using finger-safe terminals. Follow local electrical codes.

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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