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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 DTNF224 is a 200 A, single-phase, non-fusible safety switch rated for 240V AC. Housed in a galvanized steel enclosure for indoor use, this switch provides a reliable disconnection point for industrial…

SKU 3G-OTH-129267

Also listed as: DTNF 224 · DTNF-224

Brand
Siemens
Item
Safety Switch: Non-Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel
Category
Non-Fusible Safety Switches
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Technical Specifications

Siemens
Manufacturer Part Number
DTNF224
Type
200 A, Single Phase, Galvanized Steel, Indoor
AC
240V

Technical Documents

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

Product Description

The SIEMENS DTNF224 is a 200 A, single-phase, non-fusible safety switch rated for 240V AC. Housed in a galvanized steel enclosure for indoor use, this switch provides a reliable disconnection point for industrial electrical circuits. 3G Electric interprets your demand for this Siemens safety switch, sourcing it with full accountability and supporting your facility's electrical safety requirements.

Frequently Asked Questions

What is a Siemens DTNF224 non-fusible safety switch used for?

The Siemens DTNF224 is a 200 A, single-phase, 240V AC non-fusible safety switch designed for indoor use in industrial and commercial electrical disconnects. It provides a safe means to isolate power for maintenance or emergency shutdown, commonly applied in motor control centers and distribution panels.

What are the specifications of the Siemens DTNF224 safety switch?

The Siemens DTNF224 is a non-fusible safety switch rated 200 A, single phase, 240V AC. It features a galvanized steel enclosure for indoor use. The manufacturer part number is DTNF224. This switch is suitable for general-duty disconnect applications where overcurrent protection is provided upstream.

Where to buy a Siemens DTNF224 safety switch worldwide?

3G Electric supplies the Siemens DTNF224 non-fusible safety switch to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this Siemens disconnect switch.

How to install a Siemens DTNF224 non-fusible safety switch?

Install the Siemens DTNF224 in a dry indoor location on a flat surface using the mounting holes provided. Ensure the supply is de-energized before wiring. Connect line and load conductors per the voltage and ampacity ratings (240V AC, 200 A). Always follow local electrical codes and the manufacturer's instructions.

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.

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