Kev Ua Haujlwm Yooj Yim
LCD zaub 6 + 2 (lub neej ntawd), roj teeb rau zaub thaum fais fab tua
Kev ntsuas zog tag nrho ob txoj kev, kev ntsuas zog rov qab hauv lub zog tag nrho
Kev ua haujlwm tiv thaiv kev cuam tshuam: kuj ntsuas thaum txuas rau lub ntiaj teb, hla dhau, lossis ntxiv resistor hauv circuit. Yog tias cov kab theem thiab cov kab nruab nrab thauj khoom sib txawv > 12.5%, lub 'meter' yuav ntsuas raws li lub voj voog thauj khoom loj dua. Lub 'meter' tuaj yeem ntsuas thaum ploj kab nruab nrab
Muaj peb qhov qhia LED: tamper, thim rov qab, impulse LED.
Pulse LED qhia txog kev ua haujlwm ntawm lub 'meter', Pulse output nrog optical coupling isolation
Cov chav kawm tiv thaiv rwb thaiv tsev I, Case tiv thaiv chav kawm IP54 los ntawm IEC60529
Cov Ntaub Ntawv Txog Kev Siv
| Tus nqi hluav taws xob AC | 110V, 120V, 220V, 230V, 240V (0.8~1.2Un) | ||
| Tus nqi tam sim no / zaus | 5(60)A, 10(100)A / 50Hz lossis 60Hz±10% | ||
| Hom kev sib txuas | Hom ncaj qha | Chav kawm raug | 1% lossis 0.5% |
| Kev siv hluav taws xob | ˂1W/10VA | Pib tam sim no | 0.004 phaus |
| AC voltage tiv taus | 4000V/25mA rau 60 vib nas this | Tshaj tam sim no withstand | 30lmax rau 0.01s |
| Qib IP | IP54 | Tus qauv ua haujlwm | IEC62053-21 IEC62052-11 |
| Kub ua haujlwm | -30℃~70℃ | Cov zis ntawm lub zog | Lub plawv dhia tsis txav, 80±5 ms |