ABB · PLC Module
CT-ERS21S-1SVR730100R0300
ABB Electronic Timer Relay CT-ERS.21S (1SVR730100R0300)
ABB
ABB Electronic Timer Relay CT-ERS.21S (1SVR730100R0300)
['Home', 'Products', 'ABB', 'Relays & Timers', 'ABB CT-ERS.21S'] Need ABB CT-ERS.21S (1SVR730100R0300)? E…
Specifications
| Brand | ABB |
|---|---|
| Model Number | CT-ERS.21S (1SVR730100R0300) |
| Official Product Name | CT-S Electronic Timer Relay, Star-Delta (Function S) |
| Applicable System | Industrial control and automation panels |
| Product Type | Electronic Timer Relay |
| Equivalent Standard | IEC/EN 61812-1 (timer relay standard; confirm with supplier) |
| Product Status | Contact for availability |
| Lifecycle note | Active / Available (confirm stock with supplier) |
| Supply voltage | 24-240 V AC/DC, 50/60 Hz |
| Output contacts | 2 changeover (SPDT), 250 V AC / 5 A |
| Time range | 0.05 s - 300 h |
| Mounting width | 22.5 mm (DIN rail) |
| Protection / weight | IP20 (terminals IP40), approx. 0.13 kg |
| Country of origin | Germany (DE) |
| Manufacturer order code | 1SVR730100R0300 |
Product Description
Basic Product Information
- Wide supply range 24-240 V AC/DC, 50/60 Hz
- Two changeover (SPDT, 2 c/o) output contacts
- Adjustable time range 0.05 s to 300 h with LED status
- CT-S series electronic timer relay, star-delta function (ER / S)
Technical Specifications
Version & Model Difference
- Earlier CT-S revisions differed in marking/labels; current 1SVR730100R0300 is the documented revision. Contact supplier for legacy cross-reference.
Application Scenarios
- {'item': 'Star-delta motor starting and delay control'}
- {'item': 'Time-delay switching in industrial automation'}
- {'item': 'Panel building and machine control circuits'}
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