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DonganLighting disconnect

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

The Dongan 3G-OTH-04383 is a single-phase lighting disconnect from the Series TMAK Transformer Disconnect. It has a 500 VA rating, with a primary voltage of 480 V and a secondary voltage of 120 V, operating at 50/60…

SKU 3G-OTH-04383

Also listed as: TMAK 170 · TMAK-170

Brand
Dongan
Item
TMAK-170, single-phase lighting disconnect, 500 VA, 480 V primary / 120 V secondary
Part Number
TMAK170
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
TMAK170
Series
Series TMAK 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-04383 is a single-phase lighting disconnect from the Series TMAK Transformer Disconnect. It has a 500 VA rating, with a primary voltage of 480 V and a secondary voltage of 120 V, operating at 50/60 Hz. The unit weighs 20 lb.

Frequently Asked Questions

What is the Dongan TMAK-170 used for?

The Dongan TMAK-170 is a single-phase lighting disconnect used to provide power and overcurrent protection for control panel lighting and auxiliary power applications. It is suitable for industrial environments requiring a compact, UL-listed transformer disconnect with a 500 VA rating.

What are the specifications of the Dongan TMAK-170?

The Dongan TMAK-170 is a single-phase lighting disconnect from the Series TMAK Transformer Disconnect. It has a 500 VA rating, 480 V primary voltage, 120 V secondary voltage, operates at 50/60 Hz, and weighs 20 lb. It is UL and CUL Listed, TÜV Rheinland Licensed, and CE Marked.

Where to buy the Dongan TMAK-170 in Singapore?

You can source the Dongan TMAK-170 through 3G Electric in Singapore. We supply this single-phase lighting disconnect and handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 500 VA, 480 V primary unit.

How to install the Dongan TMAK-170?

Install the Dongan TMAK-170 by mounting it securely in a NEMA 1 or NEMA 12 enclosure as per local codes. Connect the 480 V primary and 120 V secondary wiring per the wiring diagram on the unit. Ensure finger-safe fuses and terminals are properly engaged before energizing.

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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