Principle diagram of UPS 120KVA using battery 368.4V/785AH
Battery Selection
Refer to “VR Ni-Cd ” Range Battery catalogue, the performance after
prolonged float charged of fully charged cells, at end voltage of 1.062V/cell, we have to select 307 cells
| Battery type HVM785 Battery Type | to fulfil the battery profile requirement. VR Ni-Cd HVM785 | : : : : : |
| Capacity Quantity | 785 307 | Ah/5Hr cells / bank |
| Configuration | 92.106 kVA |
(400/230V AC Static UPS, Dual 2 x 100% UPS with 2 x 100% Battery, 2 Hours Back-up)
Principle diagram DC UPS 125A/ 208AH
BATTERY BANK
MODEL = HBL HVM 208 – NI-CD
CAPACITY = 208AH
QUANTITY = 86 CELLS
FLOAT = 1.40V/CELL (120.4VDC)
BOOST = 1.45V/CELL (124.7VDC)
EOD = 1.1V/CELL
BATT. CURRENT LIMIT = 10% OF BATTERY CAPACITY
LOAD WINDOW = 110+/-10%