Siemens 3RH1921-1HA22 Auxiliary Switch Block

 ·        Auxiliary switch block, 22, 2 NO + 2 NC, EN 50012, 4-pole, 

screw terminal, for motor contactors, Size S0 .. S3 ! Phased-out 

product! Successor is SIRIUS 3RH2

·        CONTACT ACCESSORY, AUXILIARY SWITCH BLOCK, 

22 (2NO+2NC), DIN EN50012, 4-POLE, SCREW CONNECTION, 

FOR MOTOR CONTACTORS, SIZE S0…S12

·        Accessory Type :- Auxiliary Switch Block

·        Mounting Type :- Snap-On

·        Operating Temperature :- -25 to 60˚C

·        Acceptability for Application :- Contactor Relay and 

Power Contactor

·        Protection Class IP :- IP20

·        Ambient Temperature during Storage :- -55…+80˚C

·        Ambient Temperature during Operating :- -25…+60˚C

·        Contact Form :- 2NO & 2NC