3RT20254KB40

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Siemens

COUPLNG RELAY S0 16A 24VDC 1NO/1

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Search across all available documentation for this part.

DocumentsSIRIUS Contactor Selection Guide.pdy SIRIUS Contactor Fail Safe Brochure +3

3RT20254KB40

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Siemens

COUPLNG RELAY S0 16A 24VDC 1NO/1

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DocumentsSIRIUS Contactor Selection Guide.pdy SIRIUS Contactor Fail Safe Brochure +3

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	3RT20254KB40

Coil Power	4.5 W
Coil Voltage	24 VDC
Contact Form	3PST-NO (3 Form A)
Contact Rating (Current)	17 A
Features	Auxiliary Contacts
Mounting Type	Chassis Mount, DIN Rail
Must Operate Voltage	16.8 VDC
Operate Time	270 ms
Operating Temperature [Max]	60 °C
Operating Temperature [Min]	-25 °C
Release Time	21 ms
Switching Voltage	690 VAC
Termination Style	Screw Terminal

3RT2025 Series

...

Part	Switching Voltage	Coil Voltage	Operate Time	Mounting Type	Coil Power	Operating Temperature [Min]	Operating Temperature [Max]	Features	Must Operate Voltage	Contact Form	Release Time	Termination Style	Contact Rating (Current)	Coil Voltage [Max]	Coil Voltage [Min]
Siemens 3RT20251BP40	690 VAC	230 VDC	170 ms	Chassis Mount DIN Rail	5.9 W	-25 °C	60 °C	Auxiliary Contacts	184 VDC	3PST-NO (3 Form A)	17.5 ms	Screw Terminal	17 A
Siemens 3RT20252KF40	690 VAC	110 VDC	270 ms	Chassis Mount DIN Rail	4.5 W	-25 °C	60 °C	Auxiliary Contacts	77 VDC	3PST-NO (3 Form A)	21 ms	Screw Terminal	17 A
Siemens 3RT20252AM20	690 VAC	208 VAC	40 ms	Chassis Mount DIN Rail	67 VA	-25 °C	60 °C	Auxiliary Contacts	176.8 VAC	3PST-NO (3 Form A)	16 ms	Spring Terminal	17 A
Siemens 3RT20251BA40	690 VAC	12 VDC	170 ms	Chassis Mount DIN Rail	5.9 W	-25 °C	60 °C	Auxiliary Contacts	9.6 VDC	3PST-NO (3 Form A)	17.5 ms	Screw Terminal	17 A
Siemens 3RT20251AU00	690 VAC	240 VAC	40 ms	Chassis Mount DIN Rail	65 VA	-25 °C	60 °C	Auxiliary Contacts	192 VAC	3PST-NO (3 Form A)	16 ms	Screw Terminal	17 A
Siemens 3RT20252AB00	690 VAC	24 VAC	40 ms	Chassis Mount DIN Rail	65 VA	-25 °C	60 °C	Auxiliary Contacts	19.2 VAC	3PST-NO (3 Form A)	16 ms	Spring Terminal	17 A
Siemens 3RT20252NF30	690 VAC		80 ms	Chassis Mount DIN Rail	10.2 W	-25 °C	60 °C	Auxiliary Contacts		3PST-NO (3 Form A)	50 ms	Screw Terminal	17 A	130 VAC/DC	95 VAC/DC
Siemens 3RT20251AH00	690 VAC	48 VAC/DC	40 ms	Chassis Mount DIN Rail	65 VA	-25 °C	60 °C	Auxiliary Contacts	38.4 VAC	3PST-NO (3 Form A)	16 ms	Screw Terminal	17 A
Siemens 3RT20251AL243MA0	690 VAC	230 VAC	40 ms	Chassis Mount DIN Rail	67 VA	-25 °C	60 °C	Auxiliary Contacts	195.5 VAC	3PST-NO (3 Form A)	16 ms	Screw Terminal	17 A
Siemens 3RT20254KB40	690 VAC	24 VDC	270 ms	Chassis Mount DIN Rail	4.5 W	-25 °C	60 °C	Auxiliary Contacts	16.8 VDC	3PST-NO (3 Form A)	21 ms	Screw Terminal	17 A

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Box	1	$ 232.69

3RT20254KB40

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3RT20254KB40

Deep-Dive with AI

Technical Specifications

3RT2025 Series

Pricing

Description

3RT2025 Series

Documents

SIRIUS Contactor Selection Guide.pdy

SIRIUS Contactor Fail Safe Brochure

SIRIUS Contactor Simply Switch Safely WhitePaper

Datasheet

SIMATIC S7-1200/ S7-1500

3RT2025 Series