Datasheet

ManualsBrandsSiemens ManualsAutomationAuxiliary Switch Block 2NO + 2NC

Data sheet 3RH2911-2FB22

AUX.SWITCH BL 11U,2NO+2NC,FRONT CURR.PATH:

1NO, 1NC, 1NC, 1NO, F. CONT. RELAYS A. MOTOR

CONT., 3RT2 SPRING-LOADED TERMINAL .3 / .4,.1 /

.2,.5 /.6,.7 / .8

General technical data:

product brand name SIRIUS

Suitability for use Contactor relay and power contactor

Protection class IP on the front IP20

Ambient temperature

● during storage

°C -55...+80

● during operation

°C -25...+60

Mechanical service life (switching cycles) typical 10000000

Electrical endurance (switching cycles) at AC-15 at

230 V typical

200000

Contact reliability one incorrect switching operation of 100 million

switching operations (17 V, 1 mA)

Contact reliability of auxiliary contacts 1 faulty switching per 100 million (17 V, 1 mA)

Insulation voltage with degree of pollution 3 rated

value

V 690

Surge voltage resistance rated value kV 6

Auxiliary circuit:

Number of NC contacts for auxiliary contacts

● instantaneous contact

3RH2911-2FB22 Changes preserved

Page 1/

Summary of content (5 pages)

PAGE 1
Data sheet 3RH2911-2FB22 AUX.SWITCH BL 11U,2NO+2NC,FRONT CURR.PATH: 1NO, 1NC, 1NC, 1NO, F. CONT. RELAYS A. MOTOR CONT., 3RT2 SPRING-LOADED TERMINAL .3 / .4,.1 / .2,.5 /.6,.7 / .8 General technical data: product brand name SIRIUS Suitability for use Contactor relay and power contactor Protection class IP on the front IP20 Ambient temperature ● during storage °C -55 ... +80 ● during operation °C -25 ...
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1 ● lagging switching Number of NO contacts for auxiliary contacts ● instantaneous contact 1 ● leading contact 1 Operating current of auxiliary contacts at AC-12 ● at 24 V A 10 ● at 230 V A 10 ● maximum A 10 — at 125 V A 6 — at 250 V A 6 — at 24 V A 6 — at 230 V A 6 — at 400 V A 3 A 1 — at 24 V rated value A 10 — at 60 V rated value A 10 — at 110 V rated value A 4 — at 220 V rated value A 2 — at 440 V rated value A 1.3 — at 600 V rated value A 0.
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— at 60 V rated value A 3.5 — at 110 V rated value A 1.3 — at 220 V rated value A 0.9 — at 440 V rated value A 0.2 — at 600 V rated value A 0.1 — at 24 V rated value A 10 — at 60 V rated value A 4.7 — at 110 V rated value A 3 — at 220 V rated value A 1.2 — at 440 V rated value A 0.5 — at 600 V rated value A 0.26 ● with 3 current paths in series at DC-13 Installation/ mounting/ dimensions: Mounting type snap-on mounting Width mm 36 Height mm 41.5 Depth mm 47.
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General Product Approval Declaration of Conformity Test Certificates Typprüfbescheinigu ng/Werkszeugnis Test Certificates Shipping Approval spezielle Prüfbescheinigunge n Shipping Approval other Umweltbestätigung Bestätigungen Further information Information- and Downloadcenter (Catalogs, Brochures,…) http://www.siemens.com/industrial-controls/catalogs Industry Mall (Online ordering system) http://www.siemens.com/industrymall Cax online generator http://support.automation.siemens.
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36 52.6 NC NC NO .3 .1 .5 .7 .4 .2 .6 .8 NO NC NC NO 41.5 NO 47.7 3RT2 3RH2 .3 .1 .5 .7 .3 .1 .5 .7 .4 .2 .6 .8 .4 .2 .6 .8 3RH2911-2FB22 Page 5/5 21.03.