Eaton 9SX Series - Mechanical Installation

Page 18
614-20306-00 - 9SX 0-6 KVA EMEA_EN
3. Installation
D - UPS connection
Check that the indications on the name plate located on the back of the UPS meets the AC-power source
and the true electrical consumption of the total load. The output cable must not exceed 10 m.
E - Installation requirements
Required protective devices and cable cross-sections
1. Recommended upstream protection
Table 1. Upstream circuit breaker rating
UPS power rating Upstream circuit breaker
5KVA / 6KVA D curve – 40 A
2. Required cable cross-sections
Table 2. Cable cross sections
UPS power rating
5KVA / 6KVA
Minimum of section
required
Terminal-block capacity
Phase and neutral solid or
stranded wire
6 mm²
AWG 10
10 mm²
AWG 8
Earthing solid or stranded
wire
6 mm²
AWG 10
10 mm²
AWG 8
F - Installation depending on the system earthing arrangement (SEA)
UPS with common Normal and Bypass inputs
Change in SEA between upstream and downstream or galvanic isolation required
2 poles circuit breaker
To UPS input source
and/or Bypass source.
Main low
voltage
switchboard
(MLVS)
Bypass
Input
Load
Output
Main low
voltage
switchboard
(MLVS)
Bypass
Input
Load
Output