IEC Contactors SIRIUS 3R Auxiliary Contact Blocks
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IEC Contactors SIRIUS 3R
Auxiliary Contact Blocks
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Features
• The 3RH19 auxiliary contact blocks are available in: 1, 2, 3, 4-pole front mount versions and 2-pole Side Mount versions
• The 3RH19 front mount auxiliary contacts are rated NEMA A600/Q600
• The 3RH1921 contact blocks will mount to all 3RT102, 3RT103, 3RT104, 3RT105, 3RT106 and 3RT107 contactors.
• Front mount auxiliary contacts come in three main versions:
- For standard through wiring (HA, FA, FC, CA)
- Cable entry from below (BA, MA) and
- Cable entry from above
• The 3RH19 Side Mount auxiliary contacts are rated NEMA A300/Q300
• The 3RH1921-1EA♦♦ units are the standard side mount contact blocks. They can mount to either the left or right hand side of the contactor.
• The 3RH1921-1KA♦♦ contact blocks are designed to mount to the 3RH1921-1EA♦♦ blocks on a 3RT104 contactor* Can only be used if no 4-pole auxiliary contact blocks are snapped onto the front
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Contactor Data
Contactor Size Max. Number of Auxiliary Contacts Total Max. Number of Normally Open Contacts Max. Number of Normally Closed Contacts Mounting Position 3RT101 5 5 (1) 3 (2) Front 3RT102 4 4 4 Front and Side 3RT103 4 4 4 Front and Side 3RT104 8 8 4 Front and Side 3RT105 8 4 4 Front and Side 3RT106 8 4 4 Front and Side 3RT107 8 4 4 Front and Side 3RT126/3RT127 4 2 2 Side • (1) With 1-NO contact built-in to contactor
• (2) With 1-NC contact built-in to contactor -
Technical Specifications
Model Poles Auxiliary Contacts Terminal Type Description 3RH1921-1FA40 4 4NO Screw Front Mount Version 3RH1921-1FA31 4 3NO & 1NC Early Make Screw Front Mount Version 3RH1921-1FA22 4 2NO & 2NC Early Make Screw Front Mount Version 3RH1921-1FA04 4 4NC Early Make Screw Front Mount Version 3RH1921-1FC22 4 2NO Late Break & 2NC Screw Front Mount Version 3RH1921-1HA31 4 3NO & 1NC Early Make Screw Front Mount Version 3RH1921-1HA22 4 2NO & 2NC Early Make Screw Front Mount Version 3RH1921-1HA13 4 1NO & 3NC Early Make Screw Front Mount Version 3RH1921-1CA10 1 1NO Screw Front Mount Version 3RH1921-1CA01 1 1NC Early Make Screw Front Mount Version 3RH1921-1CD10 1 1NO Late Break Screw Front Mount Version 3RH1921-1CD01 1 1NC Screw Front Mount Version 3RH1921-1LA11 2 1NO & 1NC Early Make Screw Front Mount Version
Cable Entry From Above3RH1921-1LA20 2 2NO Screw Front Mount Version
Cable Entry From Above3RH1921-1LA02 2 2NC Early Make Screw Front Mount Version
Cable Entry From Above3RH1921-1MA11 2 1NO & 1NC Early Make Screw Front Mount Version
Cable Entry From Below3RH1921-1MA20 2 2NO Screw Front Mount Version
Cable Entry From Below3RH1921-1MA02 2 2NC Early Make Screw Front Mount Version
Cable Entry From Below3RH1921-1FE22 4 2NO & 2NC Early Make Screw Front Mount Version 3RH1921-1EA20 2 2NO Screw First Side Mount
Mountable On Either Left Or Right3RH1921-1EA11 2 1NO & 1NC Early Make Screw First Side Mount
Mountable On Either Left Or Right3RH1921-1EA02 2 2NC Early Make Screw First Side Mount
Mountable On Either Left Or Right3RH1921-1DA11 2 1NO & 1NC Early Make Screw First Side Mount
Mountable On Either Left Or Right3RH1921-1KA20 2 2NO Screw Second Side Mount
Mountable Onto A First Position Auxiliary On Either Left Or Right3RH1921-1KA11 2 1NO & 1NC Early Value Screw Second Side Mount
Mountable Onto A First Position Auxiliary On Either Left Or Right3RH1921-1KA02 2 2NC Early Value Screw Second Side Mount
Mountable Onto A First Position Auxiliary On Either Left Or Right3RH1921-1JA11 2 1NO & 1NC Early Value Screw Second Side Mount
Mountable Onto A First Position Auxiliary On Either Left Or Right*
