We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Siemens Safety Switch: Non-Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel - Non-Fusible Safety Switches
SiemensNon-Fusible Safety Switches

Siemens Safety Switch: Non-Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel

The SIEMENS Safety Switch: Non-Fusible (MPN DTNF224R) is a 200 A, single-phase, 240V AC disconnect rated for indoor/outdoor use in a galvanized steel enclosure. 3G Electric interprets this demand and delivers the…

SKU 3G-OTH-129312

Brand
Siemens
Item
Safety Switch: Non-Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel
Category
Non-Fusible Safety Switches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Siemens
Manufacturer Part Number
DTNF224R
Type
200 A, Single Phase, Galvanized Steel, Indoor/Outdoor
AC
240V
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The SIEMENS Safety Switch: Non-Fusible (MPN DTNF224R) is a 200 A, single-phase, 240V AC disconnect rated for indoor/outdoor use in a galvanized steel enclosure. 3G Electric interprets this demand and delivers the exact OEM part across 14 industrial departments, with specialist depth in electrical controls as an authorised distributor.

Frequently Asked Questions

What is the Siemens DTNF224R safety switch used for?

The Siemens DTNF224R non-fusible safety switch is used to safely disconnect electrical power for maintenance or emergency shutdown in industrial and commercial applications. It is suitable for single-phase, 240V AC circuits up to 200 A, and is designed for both indoor and outdoor use with a galvanized steel enclosure.

What are the specifications of the Siemens DTNF224R safety switch?

The Siemens DTNF224R is a non-fusible safety switch rated for 200 A, single phase, 240V AC. It features a galvanized steel enclosure suitable for indoor and outdoor installations. The manufacturer part number is DTNF224R, and it is built by Siemens for reliable disconnection in industrial environments.

Where to buy the Siemens DTNF224R safety switch worldwide?

You can source the Siemens DTNF224R safety switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact 3G Electric for availability and lead time on this non-fusible safety switch.

How to install the Siemens DTNF224R safety switch?

Install the Siemens DTNF224R safety switch by mounting the galvanized steel enclosure securely to a flat surface. Connect the single-phase 240V AC supply to the line terminals and the load to the load terminals. Ensure the switch is in the OFF position before wiring. Follow local electrical codes and use appropriate conduit fittings for indoor or outdoor use.

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

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
SIEMENS Safety Switch: Non-Fusible, 100 A, Three Phase, 240V AC, Galvanized Steel, Indoor/Outdoor (MPN DTNF323R). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 100 A, Three Phase, 240V AC, Galvanized Steel, Indoor/Outdoor (MPN DTNF323R). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 30 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN DTNF221). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 30 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN DTNF221). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN DTNF321). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN DTNF321). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 100 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN DTNF323). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 100 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN DTNF323). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 60 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN DTNF322). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 60 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN DTNF322). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel, Indoor/Outdoor (MPN DTGNF224NR). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel, Indoor/Outdoor (MPN DTGNF224NR). Key specifications — attr867131: SIEMENS.

More from Siemens

View all Siemens parts
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN DTNF361). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN DTNF361). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 60 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HNF462). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 60 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HNF462). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 30 A, Single Phase, 600V AC, 304 Stainless Steel, Indoor/Outdoor (MPN HNF261S). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 30 A, Single Phase, 600V AC, 304 Stainless Steel, Indoor/Outdoor (MPN HNF261S). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN DTNF224). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN DTNF224). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 100 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HNF663J). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 100 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HNF663J). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 60 A, Single Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HNF262R). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 60 A, Single Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HNF262R). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 200 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN DTNF364). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 200 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN DTNF364). Key specifications — attr867131: SIEMENS.
SIEMENS Safety Switch: Non-Fusible, 200 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HNF364R). Key specifications — attr867131: SIEMENS.
Siemens
SIEMENS Safety Switch: Non-Fusible, 200 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HNF364R). Key specifications — attr867131: SIEMENS.