Diagram AC UPS, DC UPS using battery packs with nominal voltage from 100CDC to 600VDC

Principle diagram of UPS 120KVA using battery 368.4V/785AH

UPS 120kVA

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%