5.2.1
Required protective devices and cable cross-sections
Power rating Upstream circuit breaker
RPI H3A
RPI H4A
RPI H5A
3.75kVA
5 kVA
6.25 kVA
20A
25A
30A
Table 5-1: Recommended upstream protection
Wire sizeCurrent Rating Torque
>20A (RPI H3A)
>25A (RPI H4A)
>30A (RPI H5A)
3-4mm
2
/ 12 AWG 0.8~1Nm
Table 5-2: AC wire requirement
Figure 5-3: AC plug illustration (C01620E0028001, AMPHENOL CORP)
Please use appropriate wire to connect poles (According to the Table 5-2).
PE
Section drawing
N
L
1 : L
2 : N
: PE
19
Wiring