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Three phase voltage monitoring relay GRV8-06 220V
Three phase voltage monitoring relay GRV8-06 220V
Product details
overview
■ Application
-For mobile device connection control (field devices, agricultural equipment, refrigerated trucks).
-Protect the equipment to prevent accidents caused by reverse operation.
-Normal/emergency power switch.
-Prevent phase failure of power loads.
■ Characteristics
-Monitor the working voltage of oneself (true effective value measurement)
-8 adjustable rated voltages, suitable for voltages in various regions around the world.
-The specifications of 3-phase 3-wire and 3-phase 4-wire are optional.
-Voltage measurement accuracy ≤ 1%.
-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 meaning
TABLE I
Function code |
Overvoltage |
Under voltage | voltage unbalance | action delay | phase-sequence protection | open-phase protection |
| 03 |
—— |
—— | —— | —— | ● | ● |
| 04 | 2%... 20% | -20%... 2% | —— | 0.1s... 10s | ● | ● |
| 05 | 2%... 20% | -20%... 2% | 8% |
0.1s... 10s | ● | ● |
| 06 | 2%... 20% | -20%... 2% | 5%... 15% | 2s | ● | ● |
| 07 | —— | —— | 8% | 2s | ● | ● |
| 08 | 15% | -15% | 8% | 2s | ● | ● |
Main technical parameters
| M460 | M265 | |
| function | Monitor L-L voltage (3-phase 3-wire system) | Monitor L-N voltage (3-phase 4-wire system) |
| Monitoring terminal | L1-L2-L3 | L1-L2-L3-N |
| power supply | L1-L2 | L1-N |
| Selection of rated working voltage | 220-230-240-380-400-415-440-460(P-P) | 127-132-138-220-230-240-254-265(P-N) |
| Measurement frequency range | 45Hz-65Hz | |
| measuring range | 176V-552V | 101V-318V |
| Voltage threshold range | 2% -20% (rated voltage) | |
| Unbalance threshold range | 5%-15% | |
| Voltage fixed hysteresis rate | 2% | |
| Power indicator light | Green LED | |
| Action delay time | Adjustable from 0.1s-10s | |
| Voltage measurement error | ≤1% | |
| Power on delay time | 0.5s | |
| Knob setting accuracy | 10% | |
| Reset time | 1s | |
| Temperature fluctuation error | 0.05%/℃,at=20℃ | |
| output | 1×SPDT | |
| 10A/ AC1 | ||
| 250VAC/24VDC | ||
| Minimum switching power | 500mW | |
| Output relay indication | Red LED | |
| mechanical life | 1×10^5 | |
| Electrical lifespan (resistive load) | 1×10^7 | |
Wiring diagram
| Ambient Temperature | -20℃ ~+55℃ |
| Storage and transportation environment temperature | -35℃~+75℃ |
Installation party |
35mm card rail installation |
Protection, etc |
IP20 |
| Installation position | arbitrary |
Installation altitude |
≤ 2000 meters |
| pollution degree | 2 |
| Wiring ability | 1 × 2.5mm ^ 2 or 2 × 1.5mm ^ 2 |
| External dimensions | 90mm×18mm×64mm |
weight |
64g |
Compliant with standards |
GB14048.5,IEC60947-5-1,EN 60255-1 |
Panel diagram
function diagram
Appearance and size
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