Block De Contacto Auxiliar , 1 NA +1NC,PARA Contactor S6-S12, Lateral 3RH1921-1DA11 - Siemens
SKU 3RH1921-1DA11 · Unidad base: unit
Producto Siemens. Referencia del fabricante: 3RH1921-1DA11. first lateral auxiliary switch 1 NO, 1 NC, screw terminal, for contactors 3RT1 Características técnicas: product category: Auxiliary switch; product designation: auxiliary switch; design of the product: first laterally mountable; product type designation: 3RH19; suitability for use: for 3RT10, 3RT12, 3RT145, 3RT146, 3RT147; insulation voltage with degree of pollution 3 at AC rated value: 500 V; surge voltage resistance rated value: 6 kV; protection class IP on the front: IP20; mechanical service life (operating cycles) typical: 10 000 000; electrical endurance (operating cycles) at AC-15 at 230 V typical: 200 000; Substance Prohibitance (day/month/year): 07/01/2006; Net Weight: 49.58 g.
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Consultar ficha técnica ↗Características del producto
- product category
- Auxiliary switch
- product designation
- auxiliary switch
- design of the product
- first laterally mountable
- product type designation
- 3RH19
- suitability for use
- for 3RT10, 3RT12, 3RT145, 3RT146, 3RT147
- insulation voltage with degree of pollution 3 at AC rated value
- 500 V
- surge voltage resistance rated value
- 6 kV
- protection class IP on the front
- IP20
- mechanical service life (operating cycles) typical
- 10 000 000
- electrical endurance (operating cycles) at AC-15 at 230 V typical
- 200 000
- Substance Prohibitance (day/month/year)
- 07/01/2006
- Net Weight
- 49.58 g
- ● instantaneous contact
- 1
- number of CO contacts of auxiliary contacts instantaneous contact
- 0
- ● at 24 V
- 10 A
- ● at 230 V
- 10 A
- ● at 125 V
- 6 A
- ● at 250 V
- 6 A
- operational current of auxiliary contacts at AC-12 maximum
- 10 A
- ● at 400 V
- 3 A
- ● at 110 V
- 3 A
- ● at 220 V
- 1 A
- ● at 24 V rated value
- 10 A
- ● at 60 V rated value
- 10 A
- ● at 110 V rated value
- 4 A
- ● at 220 V rated value
- 2 A
- ● at 440 V rated value
- 1.3 A
- ● at 48 V
- 2 A
- ● at 60 V
- 2 A
- design of the miniature circuit breaker for short-circuit protection of the auxiliary circuit up to 230 V
- C characteristic: 10 A; 0.4 kA
- contact reliability of auxiliary contacts
- 1 faulty switching per 100 million (17 V, 1 mA)
- ● during operation
- -25 ... +60 °C
- ● during storage
- -55 ... +80 °C
- ● mirror contact according to IEC 60947-4-1
- Yes; with 3RT1
- ● positively driven operation according to IEC 60947-5-1
- No
- design of the fuse link for short-circuit protection of the auxiliary switch required
- gG: 10 A (500 V, 1 kA)
- fastening method
- snap-on mounting
- height
- 80 mm
- width
- 10 mm
- depth
- 71 mm
- type of electrical connection for auxiliary and control circuit
- screw-type terminals
- ● solid or stranded
- 0.5 ... 2.5 mm²
- ● finely stranded with core end processing
- 0.5 ... 2.5 mm²
- — solid or stranded
- 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
- — finely stranded with core end processing
- 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
- ● for AWG cables for auxiliary contacts
- 2x (20 ... 16), 2x (18 ... 14)
- AWG number as coded connectable conductor cross section for auxiliary contacts
- 20 ... 14
- Environmental Confirmations
- Yes
- CCC
- Yes
- cULus
- Yes
- KC
- Yes
- EAC
- Yes
- EU declaration of conformity
- Yes
- UK Declaration of Conformity
- Yes
- Special Test Certificate
- Yes
- Type Test Certificates/Test Report
- Yes
- DNV (Det Norske Veritas)
- Yes
- Confirmation
- Yes
- Chinese Quality Checkmark
- Yes
- last modified:
- 4/11/2025