Datasheet
Data sheet 3RH2911-1GA31
AUX.SWITCH BLOCK,FRONT,3NO+1NC,
CURR.PATH: 1NO, 1NC, 1NO, 1NO, FOR
CONTACTOR RELAYS, SZ S00, SCREW TERMINAL
53 / 54,61 / 62,73 / 74,83 / 84
General technical data:
product brand name SIRIUS
Suitability for use Contactor relay
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 10000000
Electrical endurance (switching cycles) at AC-15 at
230 V typical
200000
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
1
3RH2911-1GA31 Changes preserved
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18.03.2016 © Copyright Siemens AG





