Siemens

Siemens Auxiliary switch lateral, screw, 1NO + 1NC Part number 3RH2921-1DA11

EAN / Barcode 4011209790285
Product Type Control Panel
Product Class Auxiliary contact block
Category Contactors and Motor Protection
Sub-category Accessories
ETIM Class Auxiliary contact block
In Stock
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Product Description

Auxiliary switch

The 3RH29 auxiliary switch is designed for the expansion of auxiliary contacts in the control circuit of contactors and contactor relays.

Technical details:

  • Type: Lateral
  • Contacts: 1 NO + 1 NC
  • On the left: 51/52, 63/64
  • On the right: 31/32, 43/44
  • Current path: 1 NC, 1 NO
  • Terminal type: Screw terminal
  • Compatible with: Contactors 3RT2 and contactor relays 3RH2
  • Mounting: Lateral, without tools, regardless of size
  • Available versions: Front or lateral mounting
  • Contact options: Up to four instantaneous contacts or up to two leading NO and NC contacts
  • Contact design: Positively driven contacts or mirror contacts
  • Available with: Screw terminal and spring-type terminal

Customer benefits:

  • Simple and efficient integration into existing systems
  • Always up to date with the SIRIUS modular system

Technical Specifications

Connection StyleScrew-type terminals
IP RatingIP20
Mounting methodOther
Mounting TypeSnap-on mounting
Number of contacts as normally closed contact1
Number of contacts as normally open contact1
Operating PeriodProduct Lifecycle - PM300:Active Product
Part Depth (mm)66mm
Part Height (mm)57.4mm
Part Width (mm)10mm
Rated operation current Ie at AC-15, 230 V6 A
Temperature: Operating-25°C to 60°C
Type of electric connectionScrew connection
Weight (g)39g
Country of OriginGermany
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