socomec ITY3-TW010B - Required cable cross-sections; Recommended upstream protection

ITYS 1-3 kVA - 551430A - SOCOMEC
30
EN
Once the UPS is connected to the AC-power source, 8 hours of charging are
required before the battery can supply the rated backup time.
• Input terminal and output terminal connection:
5.3.1. Required cable cross-sections
TOWER 3KS RECOMMENDED / MAX SECTION AND TORQUE REQUIRED
Input Phase, neutral and Earthing Rec: 2.5 mm
2
/ Max: 4 mm
2
(3 Kgf - cm)
Output Phase, neutral and Earthing Rec: 4 mm
2
/ Max: 10 mm
2
(8 Kgf - cm)
Note: for Tower 3KS the output cable should be less than 3m. When the
cables are connected to terminal block, the inner copper wire must not
be exposed to avoid the risk of electric shock.
5.3.2. Recommended upstream protection
UPS MODEL UPSTREAM CIRCUIT BREAKER
Tower 3KS C curve-20A
G N
N
L
L
2-pole circuit breaker
To UPS Normal Input source
and / or Bypass AC source