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

This image is representative of the product range


5 Within 7 working day(s) (Global stock)
19 Within 7 working day(s) (Global stock)
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Price (ex. GST) Each

$96.83

(exc. GST)

$111.35

(inc. GST)

units

Added

RS Stock No.:
472-9036
Mfr. Part No.:
3RF2120-1AA04
Manufacturer:
Siemens
unitsPer unit
1 - 2$96.83
3 - 4$88.37
5 +$83.07

3RF21 Series


Compact space-saving design, 22mm width
Zero-cross switching
IP20
Mount onto existing heatsinks
Efficient thyristors with high reverse voltage
Screw connections for fast and simple connection
Self-contained unit
Isolation voltage 600Vac
Frequency 50 / 60Hz


Note

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

Zero Voltage Relays

Note

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

AttributeValue
Minimum Load Current0.1 A
Maximum Load Current20 A
Mounting TypePanel Mount
Minimum Load Voltage230 V
Maximum Load Voltage460 V
Minimum Control Voltage15 V dc
Maximum Control Voltage24 V dc
Switching TypeZero Crossing
Contact ConfigurationSPNO
Terminal TypeScrew
Output DeviceThyristor
Maximum Turn On Time1 (+1/2 cycle) ms
Dimensions22.5 x 48 x 85mm
Load Voltage Range230 → 460V
Depth48mm
Height85mm
Off State Leakage Current10 mA
Length22.5mm
Operating Temperature Range-25 → +60°C
Minimum Operating Temperature-25°C
Maximum Operating Temperature+60°C
Control Voltage Range15 → 24 V dc