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Siemens DTNF326 Non-Fusible Safety Switch - Non-Fusible Safety Switches
SiemensNon-Fusible Safety Switches

Siemens DTNF326 Non-Fusible Safety Switch

The SIEMENS Safety Switch is a non-fusible, 600 A, three-phase disconnect rated for 240V AC, housed in a galvanized steel enclosure for indoor use (MPN DTNF326). 3G Electric interprets this demand, sources the exact…

SKU 3G-OTH-129158

Also listed as: DTNF 326 · DTNF-326

Brand
Siemens
Item
DTNF326 Non-Fusible Safety Switch
Part Number
DTNF326
Category
Non-Fusible Safety Switches
Available to Order
Also known as:DTNF326Siemens
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
DTNF326
Type
600 A, Three Phase, Galvanized Steel, Indoor
AC
240V

Technical Documents

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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS Safety Switch is a non-fusible, 600 A, three-phase disconnect rated for 240V AC, housed in a galvanized steel enclosure for indoor use (MPN DTNF326). 3G Electric interprets this demand, sources the exact OEM part, and delivers it with specialist support across 14 industrial departments — including deep expertise in electrical controls.

Frequently Asked Questions

What is the SIEMENS DTNF326 safety switch used for?

The SIEMENS DTNF326 is a non-fusible safety switch used for isolating and disconnecting three-phase electrical circuits up to 600 A at 240V AC. It is commonly installed in industrial and commercial indoor applications to provide a visible break for safe maintenance and emergency shutdown.

What are the specifications of the SIEMENS DTNF326 safety switch?

The SIEMENS DTNF326 is a non-fusible safety switch rated for 600 A, three-phase, 240V AC. It features a galvanized steel enclosure for indoor use. The manufacturer part number is DTNF326. This switch provides a visible disconnect for safe maintenance and complies with Siemens quality standards.

Where to buy the SIEMENS DTNF326 safety switch worldwide?

You can source the SIEMENS DTNF326 safety switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine Siemens components for industrial applications.

How to install the SIEMENS DTNF326 safety switch?

Install the SIEMENS DTNF326 safety switch by mounting it on a sturdy indoor surface, ensuring proper grounding per local codes. Connect the three-phase 240V AC supply to the line side and load to the load side. Always verify the switch is in the OFF position before wiring. Consult a licensed electrician for safe installation.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks
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Siemens Products

3G Electric supplies Siemens non-fusible safety switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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