34008030EN/AD - Page 18
2. Installation
2.6 Required protective devices and cable cross-sections
Recommended upstream protection
Recommended downstream protection
Required cable cross-sections
◗
Terminal-block cable capacity: 6 mm², solid or stranded wire (maximum 8 mm² or AWG 8).
◗
Capacity for earthing conductor: 6 mm², solid or stranded wire (maximum 8 mm² or AWG 8).
UPS power rating
Upstream circuit breaker
The indicated protection ensures
discrimination for each output circuit
downstream of the UPS.
If these recommendations are not
followed,
protection discrimination is not
achieved and may result in a potential
power interruption to the connected
devices.
4000 RT
D curve - 32A
5000 RT
D curve - 32A
UPS power rating
Downstream circuit breaker
The indicated protection ensures
discrimination for each output circuit
downstream of the UPS.
If these recommendations are not
followed,
protection discrimination is not
achieved and may result in a potential
power interruption to the connected
devices.
4000 RT
Z curve - 10A
C curve - 4A
5000 RT
Z curve - 10A
C curve - 6A
G N L
N
L
2 poles circuit breaker
To UPS Normal AC source
