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

Siemens Safety Switch: Non-Fusible, 30 A, Three Phase - Non-Fusible Disconnect Switches
SiemensNon-Fusible Disconnect Switches

Siemens Safety Switch: Non-Fusible, 30 A, Three Phase

The SIEMENS Safety Switch is a non-fusible disconnect switch rated for 30 A and three-phase operation. Housed in a plastic (non-metallic) enclosure, it is designed for indoor/outdoor use and carries CCC standards…

SKU 3G-OTH-27823

Brand
Siemens
Item
Safety Switch: Non-Fusible, 30 A, Three Phase
Category
Non-Fusible Disconnect Switches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Siemens
Manufacturer Part Number
3LD22640TB510US2
Phase
Three
Standards
CCC
Environment
Indoor/Outdoor
Handle Color
Black
For Environment
Indoor Rated
Housing Material
Plastic

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 is a non-fusible disconnect switch rated for 30 A and three-phase operation. Housed in a plastic (non-metallic) enclosure, it is designed for indoor/outdoor use and carries CCC standards certification. The switch features a black handle and is identified by manufacturer part number 3LD22640TB510US2.

Frequently Asked Questions

What is the SIEMENS 3LD22640TB510US2 safety switch used for?

The SIEMENS 3LD22640TB510US2 is a non-fusible disconnect switch rated for 30 A and three-phase operation. It is used to safely isolate electrical circuits in industrial, commercial, and utility applications, both indoors and outdoors, providing a visible break for maintenance and emergency shutdown.

What are the specifications of the SIEMENS 3LD22640TB510US2 safety switch?

This SIEMENS safety switch is a non-fusible disconnect rated for 30 A, three-phase, with a black handle and a plastic (non-metallic) housing. It is certified to CCC standards and is suitable for indoor/outdoor environments. The manufacturer part number is 3LD22640TB510US2.

Where to buy the SIEMENS 3LD22640TB510US2 safety switch worldwide?

3G Electric supplies the SIEMENS 3LD22640TB510US2 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 non-fusible disconnect switch.

How to install the SIEMENS 3LD22640TB510US2 safety switch?

Installation of the SIEMENS 3LD22640TB510US2 should follow the manufacturer's instructions and local electrical codes. Ensure the circuit is de-energized, mount the plastic enclosure securely, connect three-phase conductors to the appropriate terminals, and verify the black handle operates freely. Always use qualified personnel.

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 disconnect 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, Non-Metallic (MPN 3LD22642TW510US2)
Siemens
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, Non-Metallic (MPN 3LD22642TW510US2)
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, Non-Metallic (MPN 3LD22640TB530US2)
Siemens
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, Non-Metallic (MPN 3LD22640TB530US2)
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, Non-Metallic (MPN 3LD22642TW530US2)
Siemens
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, Non-Metallic (MPN 3LD22642TW530US2)
SIEMENS Safety Switch: Non-Fusible, 63 A, Three Phase, Non-Metallic (MPN 3LD25650TB530US2)
Siemens
SIEMENS Safety Switch: Non-Fusible, 63 A, Three Phase, Non-Metallic (MPN 3LD25650TB530US2)
SIEMENS Safety Switch: Non-Fusible, 16 A, Three Phase, Non-Metallic (MPN 3LD20640TB510US2)
Siemens
SIEMENS Safety Switch: Non-Fusible, 16 A, Three Phase, Non-Metallic (MPN 3LD20640TB510US2)

More from Siemens

View all Siemens parts
This Siemens non-fusible disconnect switch is rated for 16 A and three-phase operation. Housed in a plastic enclosure, it is UL 98 listed and suitable for indoor and outdoor use. The red/yellow handle provides clear visual indication of switch position. Used to safely isolate electrical circuits for maintenance or emergency shutdown
Siemens
This Siemens non-fusible disconnect switch is rated for 16 A and three-phase operation. Housed in a plastic enclosure, it is UL 98 listed and suitable for indoor and outdoor use. The red/yellow handle provides clear visual indication of switch position. Used to safely isolate electrical circuits for maintenance or emergency shutdown
Non-fusible disconnect switch rated 63 A for three-phase operation. Housed in a plastic enclosure suitable for indoor or outdoor use. CSA certified. Red/yellow handle provides visible break for circuit isolation during maintenance or emergency shutdown
Siemens
Non-fusible disconnect switch rated 63 A for three-phase operation. Housed in a plastic enclosure suitable for indoor or outdoor use. CSA certified. Red/yellow handle provides visible break for circuit isolation during maintenance or emergency shutdown
This Siemens non-fusible disconnect switch is rated for 63 A and three-phase operation. Housed in a plastic enclosure, it is UL 98 listed and suitable for indoor or outdoor use. The red/yellow handle provides visual indication of switch position. Typical applications include isolating electrical circuits in industrial and commercial power distribution systems
Siemens
This Siemens non-fusible disconnect switch is rated for 63 A and three-phase operation. Housed in a plastic enclosure, it is UL 98 listed and suitable for indoor or outdoor use. The red/yellow handle provides visual indication of switch position. Typical applications include isolating electrical circuits in industrial and commercial power distribution systems
SIEMENS Safety Switch: Non-Fusible, 100 A, Three Phase, Non-Metallic, Neutral Assembly (MPN 3LD27661GP530US2)
Siemens
SIEMENS Safety Switch: Non-Fusible, 100 A, Three Phase, Non-Metallic, Neutral Assembly (MPN 3LD27661GP530US2)
SIEMENS Safety Switch: Non-Fusible, 125 A, Three Phase, Non-Metallic, Neutral Assembly (MPN 3LD28660TB510US2)
Siemens
SIEMENS Safety Switch: Non-Fusible, 125 A, Three Phase, Non-Metallic, Neutral Assembly (MPN 3LD28660TB510US2)
SIEMENS Solar Safety Disconnect Switch: Non-Fusible, 200 A, 600V AC, Indoor, Positive Polarity (MPN HNF364PVPG)
Siemens
SIEMENS Solar Safety Disconnect Switch: Non-Fusible, 200 A, 600V AC, Indoor, Positive Polarity (MPN HNF364PVPG)
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, Non-Metallic (MPN 3LD22641GP530US2)
Siemens
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, Non-Metallic (MPN 3LD22641GP530US2)
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, Non-Metallic (MPN 3LD22641GP510US2)
Siemens
SIEMENS Safety Switch: Non-Fusible, 30 A, Three Phase, Non-Metallic (MPN 3LD22641GP510US2)