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Contactors

Created by: Jackcaress at: 4/25/2016 10:04 AM (5 Replies)

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4/25/2016 10:04 AM	Rate (0)
Jackcaress Silver Member Joined: 3/12/2015 Last visit: 10/23/2025 Posts: 556 Rating: (15)	Good morning forum i came across today two contactors that were identical apart from one letter and it got me wondering what the difference was between the two and aldo what does the code mean? for example SIE 3RH 2140-1BE40 AND SIE 3RH 2140-1BF40. Could someone please explain the code siemens uses? Thank you in advance

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4/25/2016 10:12 AM	Rate (1)
Kahl Platinum Member Joined: 12/16/2012 Last visit: 9/8/2025 Posts: 655 Rating: (132)	FYI Attachment MLFB-manual.pdf (1726 Downloads)
	ZEISS SMT
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This contribution was helpful to 2 thankful Users Ertapu Jackcaress

4/25/2016 10:25 AM	Rate (1)
Navnag Platinum Member Joined: 11/21/2007 Last visit: 1/8/2026 Posts: 2327 Rating: (309)	Hello Coil Voltages are different : 3RH2140-1BE40 CONT.RELAY,4NO,DC60V CONTACTOR RELAY, 4NO, DC 60V, SIZE S00, SCREW TERMINAL 3RH2140-1BF40 CONT.RELAY,4NO,DC110V CONTACTOR RELAY, 4NO, DC 110V, SIZE S00, SCREW TERMINAL Hope this helps Cheers Navnag PS : Pl click on the links to see detailed Technical Information
	Last edited by: Navnag at: 4/25/2016 10:28:39 AM There is no such thing as the last bug in a program There are no stubborn bugs, There are only stubborn Debuggers.
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This contribution was helpful to 3 thankful Users Ertapu Jackcaress khouazem_abdallah39

4/25/2016 10:26 AM	Rate (1)
Ertapu Experienced Member Joined: 1/21/2016 Last visit: 12/30/2025 Posts: 43 Rating: (8)	hii Jackcaress, Please find attach link this may lead toward your answer I am not saying that that is right answer but it can lead through right direction https://support.industry.siemens.com/cs/document/60306557/manual-sirius-innovations-sirius-3rt2-contactors-contactor-assemblies?dti=0&lc=en-WW

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4/25/2016 10:38 AM	Rate (1)
Ayman Elotaify Diamond Member Joined: 5/28/2008 Last visit: 1/8/2026 Posts: 4522 Rating: (843)	Jackcaress ....... Could someone please explain the code siemens uses? ... As friends here told the difference is in the coil voltage. So, You only who should decide which one is suitable for your application. Your decision should based on the available control voltage within your project?
	Ayman Elotaify
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This contribution was helpful to 1 thankful Users khouazem_abdallah39

4/25/2016 10:42 AM	Rate (0)
Jackcaress Silver Member Joined: 3/12/2015 Last visit: 10/23/2025 Posts: 556 Rating: (15)	Oke i think ive got it now, thank you for your fast responce

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This contribution was helpful to 2 thankful Users Ayman Elotaify Kahl

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