| Brand | MV Switchgear Accessories |
| Numero sa Modelo | Pamantayan sa Voltage Relay GRV8-VW |
| Nasodnong peryedyo | 50/60Hz |
| Serye | GRV8 |
Ang GRV8-VW isolation monitoring voltage relay usa ka intelligent protection device nga gidesinyo pinaagi sa industrial automation ug power systems. Ini nag-integrate og high-precision measurement, flexible configuration, ug reliable protection, efektibong nagpahimuot sa voltage safety sa electrical equipment. Ang iyang innovative isolation monitoring technology mahimong moadto sa voltage signal detection requirements sa kompleksong working conditions, ug usa kini ka ideal nga solusyon alang sa overvoltage protection ug signal monitoring sa power systems.
Mga Katangian sa Produkto sa GRV8-VW Isolation Monitoring Voltage Relay:
1. Accurate measurement ensures reliability
Pinaagi sa paggamit sa True RMS measurement technology, ang complex waveform voltage parameters mahimong accurate nga makuha sukad sa ± 1% sa full range, nag-ensure sa data authenticity bisan sa mga industrial scenarios nga may severe harmonic interference.
2. Intelligent monitoring mode is optional
Nag-support sa independent monitoring o composite monitoring modes para sa overvoltage/undervoltage, uban sa programmable threshold parameters. Ang users mahimong makapili og flexible nga configuration sa protection strategies batasan sa load characteristics aron mapugos ang differentiated voltage protection needs sa uban-uban nga systems.
3. Dual contact independent control
Konfigurado sa duha ka set nga independently operable relay contacts (2CO), samtang ang bawg set nga contacts nag-support sa normally open (NO)/normally closed (NC) mode switching, mahimo kini nga samultihon ang overvoltage ug undervoltage states, same sa pag-control sa uban-uban nga circuits.
4. Compact modular design
36mm ultra-thin width gipanghunahuna sa 35mm standard card rail installation, nakakat-on og 75% sa cabinet space, espesyalmente angay sa high-density distribution cabinets ug mobile devices nga may limitado nga espasyo, nag-support sa quick insertion ug maintenance.
5. Isolation protection enhances safety
Built in 2000V electrical isolation barrier, effective nga nag-block sa strong electromagnetic interference, angay sa weak load capacity systems (tulad sa PLC signal terminals) o voltage monitoring scenarios nga gigusto ang physical isolation, nag-ensure sa safe ug stable nga signal acquisition.
| Function | Monitoring voltage |
| Supply terminals | A1,A2 |
| Rated supply voltage | AC/DC24-240V 50/60Hz |
| Monitoring voltage input terminal | V1,V2,V3,C |
| Monitoring voltage range | AC/DC15V-600V50/60Hz |
| Rated insulation voltage | 600V |
| Hysteresis | Only over or under:5%-20% adjustable;Over and under:fixed 3% |
| Supply/Reset indication | Green LED |
| Measurement error | ≤2% |
| Time delay | 0.1s-10s |
| Power up delay/Reset time | 0.1s-10s |
| knob setting accuracy | 10% |
| Output | 2xSPDT |
| Current rating | 5A/AC1 |
| Switching voltage | 250VAC/24VDC |
| Min.breaking capacity DC | 500mW |
| Output indication | Red LED |
| Mechanical life | 5×10⁶ |
| Electrical life(AC1) | 5×10⁴ |
| Operating temperature | -20℃to+55℃(-4°F to 131°F) |
| Storage temperature | -35℃to+75℃(-22°Fto158°F) |
| Mounting/DIN rail | Din rail EN/IEC 60715 |
| Protection degree | IP40 for front panel/IP20 terminals |
| Operating position | any |
| Overvoltage cathegory | III |
| Pollution degree | 2 |
| Max.cable size(mm²) | solid wire max.1×2.5or 2×1.5/with sleeve max.1×2.5(AWG 12) |
| Dimensions | 90mm×36mm×70mm |
| Weight | 100g |
| Standards | IEC60947-5-1 |
