Siemens SIRIUS 3RQ4 coupling relays with semiconductor output are 6.2 mm input and output coupling links for applications with frequent switching and no mechanical contact wear. Control supply 11–30 V DC or 110–230 V AC/DC; output current up to 6 A depending on version.
Technical data
| Width | 6.2 mm |
|---|---|
| Output | Semiconductor |
| Control supply voltage | 11–30 V DC or 110–230 V AC/DC |
| Output current | 0.001–6 A DC or 0.005–2 A AC depending on version |
| Terminals | Screw or spring-loaded (push-in) |
Article numbers
| Coupling | Control voltage | Semiconductor output current | Screw | Spring-loaded (push-in) |
|---|---|---|---|---|
| Output | DC 11–30 V | DC 0.001–3 A | 3RQ4050-1SM50 | 3RQ4050-2SM50 |
| Output | DC 11–30 V | DC 0.001–6 A | 3RQ4052-1SM30 | 3RQ4052-2SM30 |
| Output | DC 11–30 V | DC 0.001–3 A | 3RQ4052-1SM40 | 3RQ4052-2SM40 |
| Output | DC 11–30 V | AC 0.005–2 A | 3RQ4052-1SM50 | 3RQ4052-2SM50 |
| Output | DC 11–30 V | DC 0.001–6 A | 3RQ4055-1SM30 | 3RQ4055-2SM30 |
| Output | AC/DC 110–230 V | DC 0.001–6 A | 3RQ4053-1SG30 | 3RQ4053-2SG30 |
| Input | DC 11–30 V | DC 0.001–6 A | 3RQ4070-1SB30 | 3RQ4070-2SB30 |
| Input | AC/DC 110–230 V | DC 0.001–6 A | 3RQ4070-1SG30 | 3RQ4070-2SG30 |
Technical data and article numbers are based on Siemens catalog IC 10 · 2026 (chapter 5, contactor relays and relays) and are for information only. Image is representative.
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Tags: 3RQ4 Yarı İletken, siemens coupling relay, solid-state coupling, semiconductor relay, 6.2 mm, 3RQ4050-1SM50, 3RQ4050-2SM50, 3RQ4052-1SM30, 3RQ4052-2SM30, 3RQ4052-1SM40, 3RQ4052-2SM40, 3RQ4052-1SM50, 3RQ4052-2SM50, 3RQ4055-1SM30, 3RQ4055-2SM30, 3RQ4053-1SG30, 3RQ4053-2SG30, 3RQ4070-1SB30, 3RQ4070-2SB30, 3RQ4070-1SG30, 3RQ4070-2SG30