Datasheet

ManualsBrandsSiemens ManualsAutomationAuxiliary Switch 1NO + 1NC

Product data sheet 3RH2911-1LA11

AUX.SWITCH BLOCK,FRONT,1NO+1NC,

CURR.PATH:1NO, 1NC, CONN.F.AB.,

F. CONT. RELAYS A. MOTOR CONT.,

SZ S00 AND S0, SCREW TERMINAL 73 / 74,

81 / 82

General technical data:

product brand name SIRIUS

Acceptability for application Contactor relay and power contactor

Protection class IP / on the front IP20

Ambient temperature

• during storage °C -55 … +80

• during operating °C -25 … +60

Mechanical operating cycles as operating time

• typical 10,000,000

Electrical operating cycles as operating time / at AC-15 / at 230

• typical 200,000

Contact reliability one incorrect switching operation of 100 million

switching operations (17 V, 1 mA)

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

Insulation voltage / with degree of pollution 3

• rated value V 690

Impulse voltage resistance

• rated value kV 6

Auxiliary circuit:

3RH2911-1LA11

Page 1/ 03/29/2012

subject to modifications

Summary of content (5 pages)

PAGE 1
Product data sheet 3RH2911-1LA11 AUX.SWITCH BLOCK,FRONT,1NO+1NC, CURR.PATH:1NO, 1NC, CONN.F.AB., F. CONT. RELAYS A. MOTOR CONT.
PAGE 2
Number of NC contacts / for auxiliary contacts • instantaneous switching 1 • lagging switching 0 Number of NO contacts / for auxiliary contacts • instantaneous switching 1 • leading switching 0 Operating current / of the auxiliary contacts / at AC-12 • at 24 V A 10 • at 230 V A 10 • at 400 V A 10 • at 690 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 690 V A 1 • at 400 V A 3 • at 24 V / rated value A 10 • at 60 V / rated val
PAGE 3
• at 220 V A 0.3 • at 24 V / rated value A 10 • 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.
PAGE 4
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