Siemens 20 A SPNO Solid State Relay, Zero Crossing, Chassis Mount, Thyristor, 460 V Maximum Load

  • N° de stock RS 472-8976
  • Référence fabricant 3RF2020-1AA04
  • Fabricant Siemens
Documentation technique
Législations et de normes
Déclaration de conformité RoHS
Détails du produit

3RF20 Series

Self-contained unit
Zero-cross switching
Efficient thyristors with high reverse voltage
Screw connections for fast and simple connection
Compact and space-saving design, 45mm wide
Frequency 50 / 60Hz
Isolation voltage 600Vac


Heat sink not included. For load current de-rating and heat sink details see manufacturers datasheet


Zero Voltage Relays


Temperature can affect current rating; please consult the data sheet for potential derating.

Attribut Valeur
Minimum Load Current 0.1 A
Maximum Load Current 20 A
Mounting Type Panel Mount
Minimum Load Voltage 230 V
Maximum Load Voltage 460 V
Minimum Control Voltage 15 V dc
Maximum Control Voltage 24 V dc
Switching Type Zero Crossing
Contact Configuration SPNO
Terminal Type Screw
Output Device Thyristor
Maximum Turn On Time 1 (+1/2 cycle) ms
Dimensions 45 x 48 x 57.6mm
Maximum Operating Temperature +60°C
Length 45mm
Height 57.6mm
Control Voltage Range 15 → 24 V dc
Depth 48mm
Minimum Operating Temperature -25°C
Operating Temperature Range -25 → +60°C
Load Voltage Range 230 → 460V
Off State Leakage Current 10 mA
1 En stock, livraison dès le lendemain
Prix Each
(TVA exclue)
(TVA incluse)
Prix par unité
1 - 4
44,10 €
5 - 9
42,76 €
10 +
41,38 €