Product Description
Model: 1SVR730120R3300 (CT-ARS.21S), ABB CT-S series single-function electronic time relay with true OFF-Delay function. It can realize delayed operation without auxiliary voltage. Compact DIN rail mount design with 22.5mm width, equipped with 2 changeover contacts (2c/o SPDT). It adopts double-chamber cage screw terminals. Time parameters can be adjusted via front knob with LED status indicator. Brand new, original and factory sealed, featuring stable performance and vibration resistance for sequence control in industrial circuits.
Technical Parameters
| Item | Specification |
|---|---|
| Part No. | 1SVR730120R3300 (CT-ARS.21S) |
| Product Type | Electronic Time Relay, OFF-Delay |
| Supply Voltage | 24~240V AC/DC wide range |
| Timing Range | 0.05s ~ 10min, 7 selectable time ranges |
| Output Contact | 2c/o SPDT changeover contacts |
| Contact Rating | 250V AC, 4A |
| Mounting | DIN rail mounting |
| Dimension | W22.5mm × H85.6mm × D103.7mm |
| Termination | Double-chamber cage screw terminals |
| Operating Temperature | -25℃ ~ +60℃ |
| Indication | LED status indicator |
Application
Applied for sequence logic control in industrial automation, motor control and power distribution systems. It realizes delayed shutdown after power cut, fan post-cooling delay, conveyor delayed stop, valve sequential operation. Widely used in control cabinets of metallurgy, chemical, food & beverage, textile, mining, HVAC and building automation industries.
Same Series Models
1SVR730100R3300(CT-ERS.22S), 1SVR730110R3300, 1SVR730120R3300(CT-ARS.21S), 1SVR730130R3300, 1SVR730020R0200(CT-MVS.21S), 1SVR730030R0200
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