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Siemens Safety Switch: Fusible, 100 A, Single Phase, 600V AC, Galvanized Steel - Fusible Safety Switches
SiemensFusible Safety Switches

Siemens Safety Switch: Fusible, 100 A, Single Phase, 600V AC, Galvanized Steel

SKU 3G-OTH-26068

Brand
Siemens
Item
Safety Switch: Fusible, 100 A, Single Phase, 600V AC, Galvanized Steel
Category
Fusible Safety Switches
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Technical Specifications

Siemens
Manufacturer Part Number
HF263R
Type
100 A, Single Phase, Galvanized Steel, Indoor/Outdoor
AC
600V
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the SIEMENS HF263R safety switch used for?

The SIEMENS HF263R is a fusible safety switch rated 100 A, single phase, 600V AC, designed for indoor/outdoor use in industrial electrical disconnects. It provides a visible break for safe maintenance on machinery, lighting, and power distribution systems across plant floors and commercial facilities.

What are the specifications of the SIEMENS HF263R safety switch?

The SIEMENS HF263R is a 100 A, single-phase, 600V AC fusible safety switch with a galvanized steel enclosure rated for indoor/outdoor applications. It accepts Class R or H fuses and provides a visible disconnect for safe lockout/tagout procedures in industrial electrical systems.

Where to buy the SIEMENS HF263R safety switch worldwide?

3G Electric supplies the SIEMENS HF263R safety switch to customers worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 100 A, 600V AC fusible disconnect.

How to install a SIEMENS HF263R safety switch?

Install the SIEMENS HF263R on a flat surface using the mounting holes in the galvanized steel enclosure. Ensure power is off, connect line and load conductors per the wiring diagram inside the cover, and install the correct fuse class (R or H) rated for your circuit. Always follow local electrical codes.

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 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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