Siemens Solid State Relay, 20 A Load, Panel Mount, 230 V Load, 24 V dc Control
- RS Stock No.:
- 472-9042
- Mfr. Part No.:
- 3RF2120-1AA02
- Brand:
- Siemens
View all Solid State Relays
5 in Global stock for delivery within 7 working day (+3 days for regional areas).
21 in Global stock for delivery within 7 working day (+3 days for regional areas).
Price (ex. GST) Each
$95.80
(exc. GST)
$110.17
(inc. GST)
| units | Per unit |
| 1 + | $95.80 |
- RS Stock No.:
- 472-9042
- Mfr. Part No.:
- 3RF2120-1AA02
- Brand:
- Siemens
Technical data sheets
Legislation and Compliance
- COO (Country of Origin):
- DE
Product Details
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
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.
Specifications
| Attribute | Value |
| Maximum Load Current | 20 A |
| Mounting Type | Panel Mount |
| Maximum Load Voltage | 230 V |
| Minimum Load Voltage | 24 V |
| Minimum Control Voltage | 15 V dc |
| Maximum Control Voltage | 24 V dc |
| Switching Type | Zero Crossing |
| Control Voltage Range | 15 → 24 V dc |
| Minimum Load Current | 0.1 A |
| Terminal Type | Screw |
| Contact Configuration | SPST |
| Output Device | Thyristor |
| Maximum Turn On Time | 1 (+1/2 cycle) ms |
| Load Voltage Range | 24 → 230V |
| Dimensions | 22.5 x 48 x 85mm |
| Operating Temperature Range | -25 → +60°C |
| Height | 85mm |
| Off State Leakage Current | 10 mA |
| Depth | 48mm |
| Minimum Operating Temperature | -25°C |
| Maximum Operating Temperature | +60°C |
| Length | 22.5mm |