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5-6kVA EU_EN
ENGLISH
3.8   Installation requirements
Recommended protective devices and cable cross-sections
1.  Recommended upstream protection
UPS power rating Upstream circuit breaker
5000VA D curve – 32A 
6000VA D curve – 32A
2 poles circuit breaker
G N(L2) L1
N(L2)
L1
 
to UPS Normal AC source
2.  Recommended cable cross-sections
Terminal
position
Wire
function
Terminal wire
size rating
Minimum input
wire size
Tightening
torque
L1 Phase 4-16 mm
2
 (12-6 AWG) 6 mm
2
 (10 AWG) 105°C
10 mm
2
 (8 AWG) 75°C
10 lb in
N(L2) Neutral 
(Phase)
Ground
Copper wire, solid or stranded.
3. Installation