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Siemens 3RT2024-2KB40

Siemens 3RT2024-2KB40 Power Contactor 3P 12A 5.5kW 24VDC

Brand: Siemens SKU: 3RT2024-2KB40 Mfr Part #: 3RT2024-2KB40
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Siemens 3RT2024-2KB40 — contactor (SIRIUS): -25 to +60°C operating range, auxiliary contacts 1 NO + 1 NC, coil operating range 0.7-1.25 x Uc.

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The Siemens 3RT2024-2KB40 is a contactor (SIRIUS). Published specifications for this part number include -25 to +60°C operating range, auxiliary contacts 1 NO + 1 NC, coil operating range 0.7-1.25 x Uc, control supply voltage 24 V DC, frame size S0. Further catalogue data covers auxiliary switch addition, insulation voltage (main and auxiliary circuits), mlfb, max installation altitude, max operating voltage (ac-3 / ac-3e), mechanical service life, number of main poles, product type designation. KKM Solutions sources Siemens components to order. Request a quote from KKM Solutions for current pricing, lead time and availability.

Ambient operating temperature -25 to +60°C
Auxiliary contacts 1 NO + 1 NC
Auxiliary switch addition Not possible
Coil operating range 0.7-1.25 x Uc
Control Supply Voltage 24 V DC
Frame Size S0
Insulation voltage (main and auxiliary circuits) 690 V
Max installation altitude 2,000 m
Max operating voltage AC-3/AC-3e 690 V
Mechanical service life 10,000,000 operating cycles
MLFB 3RT2024-2KB40
Number of main poles 3
Product Line SIRIUS
Product type designation 3RT2
Rated current at AC-1 (400 V, 40°C) 40 A
Rated current at AC-3 (400 V) 12 A
Rated power at AC-3 (400 V) 5.5 kW
Rated power at AC-3 (690 V) 7.5 kW
Source stock status In stock at source
Storage Temperature -55 to +80°C
Surge suppressor Plugged-in varistor
Surge voltage resistance 6 kV
Terminal Type Spring-loaded

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Frequently Asked Questions

How much does 3RT2024-2KB40 cost?

3RT2024-2KB40 is listed at CA$66.60 (CAD) and can be ordered directly from this page with Add to Cart. That figure is a reference price and can change: your card is authorized at checkout and charged only once our order desk confirms the part and final price, and we email you first if anything has moved. Larger quantities or custom terms — email [email protected] for a volume quote.

Who manufactures the 3RT2024-2KB40?

3RT2024-2KB40 is a Siemens part. KKM Solutions sources Siemens components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.

Is 3RT2024-2KB40 discontinued, and can I still get one?

KKM Solutions does not publish a manufacturer lifecycle status for 3RT2024-2KB40 — check Siemens's own product page for whether it is current, superseded, or end-of-life. It does not change what we can do: we source current-production, superseded and long-obsolete parts the same way, and where a part is genuinely unavailable we identify a form-fit-function equivalent. Send the part number through the quote form on this page, or use our obsolete part lookup at https://kkmsolutions.com/tools/obsolete-part-lookup/.

What are the key specifications of 3RT2024-2KB40?

Key specifications include Ambient operating temperature: -25 to +60°C; Auxiliary contacts: 1 NO + 1 NC; Auxiliary switch addition: Not possible; Coil operating range: 0.7-1.25 x Uc. The full specification table on this page lists every published attribute for this part.

How quickly can 3RT2024-2KB40 ship?

In-stock items are dispatched the same business day for orders placed by 11 AM; sourced and quoted items ship per the quoted lead time. KKM Solutions ships worldwide — to your site, warehouse, or freight forwarder.

Variants & Related Part Numbers

Other Siemens part numbers in this family:

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