Recommended Upstream Protection; Recommended Downstream Protection - Eaton MX 4000 RT Installation And User Manual

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).
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UPS power rating
4000 RT
5000 RT
2 poles circuit breaker
UPS power rating
4000 RT
5000 RT
Upstream circuit breaker
D curve - 32A
D curve - 32A
To UPS Normal AC source
Downstream circuit breaker
Z curve - 10A
C curve - 4A
Z curve - 10A
C curve - 6A
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.
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.