UPS cu dubla conversie online, proiectat pentru echipamente critice: servere, infrastructura IT, telecomunicatii si aplicatii industriale. Conversia dubla inseamna ca iesirea e complet izolata de reteaua electrica, tensiunea si frecventa la iesire raman stabile indiferent de ce se intampla pe intrare.
Functioneaza in patru moduri: Online (conversie dubla, comutare 0 ms la trecerea pe baterie), Eco (eficienta energetica mai buna, costuri mai mici), Pe baterie (sinusoida pura, 4 ms inverter-bypass) si Bypass automat (mentine alimentarea sarcinii chiar si la o eroare interna a UPS-ului). Incarcarea bateriilor se face in trei etape: curent constant, tensiune constanta si intretinere, ceea ce prelungeste durata de viata a acumulatorilor.
Corectia activa a factorului de putere (PFC) ajunge pana la 0,99, iar distorsiunea armonica totala la iesire (THDv) ramane sub 3% pentru sarcina liniara si sub 5% pentru sarcina neliniara. Intervalul larg de tensiune la intrare (110-300 Vac, respectiv 176-264 Vac la sarcina 100%) il face compatibil si cu generatoare pe combustibil.
Protectii incluse: suprasarcina, scurtcircuit la iesire, supraincalzire, subvoltaj baterie, supraincarcare baterie si autodiagnosticare la pornire. Poate fi oprit de la distanta in caz de urgenta (EPO).
- Capacitate: 3000 VA / 2700 W
- Tensiune intrare nominala: 208/220/230/240 Vac, monofazat
- Interval tensiune intrare: 110-300 Vac (176-264 Vac la sarcina 100%)
- Frecventa intrare: 40-70 Hz (detectare automata 50/60 Hz)
- Factor de putere intrare: pana la 0,99
- Tensiune iesire: 208/220/230/240 Vac
- Forma de unda iesire: sinus pur
- Factor de varf: 3:1
- THDv: max. 3% (sarcina liniara) / 5% (sarcina neliniara)
- Mufe iesire: 8 x C13 (10A), 1 x 16A
- Interfata comunicare: RS232, 2 x RJ45, slot SNMP (optional), USB (optional), EPO (optional)
- Tensiune baterie: 72 Vdc
- Numar acumulatori: 6
- Tip acumulatori: VRLA 12V/9Ah (plumb-acid, fara intretinere)
- Montare: Rackmount / Tower (display si butoane rotabile)
- Temperatura de functionare: 0°C – +40°C
- Dimensiuni: 440 x 600 x 86,5 mm
- Greutate: cca. 26 kg
- Garantie: 2 ani electronica, 1 an acumulatori
Compatibilitate: poate fi extins cu pana la 4 unitati de baterii externe DS-UPSB0972B-R-TJC in paralel, pentru autonomie mai mare.
Bine de stiut: producatorul recomanda mentinerea sarcinii totale sub 80% din capacitate. La 2700 W putere maxima, asta inseamna ca dimensionezi sistemul pentru maximum ~2160 W sarcina reala, lasand marja pentru varfuri de consum si pentru a nu solicita UPS-ul la limita continuu.
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