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Star Triangle Start Time Relay GRT8-ST Adjustable Fully Automatic Starter Cabinet Motor
Star Triangle Start Time Relay GRT8-ST Adjustable Fully Automatic Starter Cabinet Motor
Product details
overview
■ Application
-Used for motor star delta start control.
■ Characteristics
-T1: The startup delay range can be set from 0.1s-10min (knob setting).
-T2: Conversion time can be set from 0.1s-1s (knob setting).
-Available in AC/DC 12V-240V ultra wide operating voltage specifications.
-The working status of the relay is indicated by LED indicator lights.
-Ultra small size, only 18mm width, 35mm card rail installation.
Product model and its meaning
Main technical parameters
| GRT8-ST | |
| function | Star Triangle Start Delay |
| power terminal | A1-A2 |
| Rated control power supply voltage | AC/DC 12-240V(50-60Hz) |
| Power consumption | AC 0.3-2VA/DC 0.1-1.2W |
| Rated control power supply voltage | AC 230V(50-60Hz） |
| Power consumption | AC max.6VA/1.3W |
| Allowable fluctuation range of power supply | -15%;+ 10% |
| Power indicator light | Green LED |
| Delay range | Start delay: 0.1 seconds to 10 minutes, conversion delay: 0.1 seconds to 1 second |
| Setting method | knob |
| Setting accuracy | 10% |
| repeatability | 0.2% |
| Temperature fluctuation error | 0.05%/℃,at=20℃(0.05%℉，at=68℉) |
| Number of output relay groups | 2 sets of conversion contacts |
| Output relay parameters | 16A/ AC1 |
| 250VAC/24VDC | |
| Minimum switching power | 500mW |
| Output relay indication | red led |
| mechanical life | 1×10 |
| Electrical lifespan (resistive load) | 1×10 |
| Reset time | Maximum 200ms |
| Ambient Temperature | -20℃ ~ +55℃ |
| Storage and transportation environment temperature | -35℃ ~ +75℃ |
| Installation method | 35mm card rail installation |
| protection grade | IP20 |
| Installation position | arbitrary |
| Installation altitude | ≤ 2000 meters |
| pollution degree | 2 |
| Wiring ability | 1 × 2.5mm or 2 × 1.5mm ² |
| External dimensions | 90mm×18mm×64mm |
| weight | W240- 82g,A230-80g |
| Compliant with standards | GB14048.5,IEC60947-5-1,EN 61812-1 |
Wiring diagram
function diagram
Appearance and size
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