LEGRAND NUMERIC HPi 33 EVO User Manual page 12

3.8 Battery connection
10-20kVA:
The UPS adopts positive and negative double battery framework, total up to 20pcs in series. A neutral cable is
retrieved from the joint between the 10th & 11th of the batteries. Then the neutral cable, the battery positive and
the battery negative are connected with the UPS respectively. The battery sets between the Battery anode and the
neutral are called positive batteries and that between neutral and cathode are called negative ones. The user can
choose the capacity and the numbers of the batteries according to their desire.
External battery connections.
30 - 40kVA:
The UPS adopts positive and negative double battery framework, total 40pcs (optional 32/34/36/38/42/44/46/48)
in series. A neutral cable is retrieved from the joint between the 20th (16th/17th/18th/19th/20th/21st/22nd/23rd/
24th) and 21st (17th/18th/19th/20th/21st/22nd/23rd/24th/25th) of the batteries. Then the neutral cable, the battery
Positive and the battery negative are connected with the UPS respectively. The battery sets between the Battery
positive, and the neutral are called positive batteries and that between neutral and negative are called negative
ones. The user can choose the capacity and the numbers of the batteries according to their desire.
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