PVI 23TL, 28TL Installation and Operation Manual (Rev J)
DOCR-070365-J
Page
21
of
66
4.0 Grounding Connections
WARNING
: All electrical installations must be performed in accordance with any
applicable local electrical codes, and must be done by electrically qualified
personnel. AC and DC grounding connections should only be made directly to the
terminals within the wiring box.
4.1
Inverter Knockouts
The inverter comes equipped with identified knockouts at the bottom and the side of the
electrical wiring box. Adding additional knockouts will void the inverters warranty.
5.4in
10.1in
14.8in(377mm)
18.7in(475mm)
19.1in(485mm)
20.7in(525mm)
(137mm)
(257mm)
DC INPUT
AC OUTPUT
COMM. PORT
1
2
3 4
5
7
6
For more details please
see the user manual.
WARNING:
High touch current .
Earth connection essential
before connecting supply.
1. Knockout for DC input cable, 1-1/4inch
2. Knockout for AC output cable, 1-1/4inch
3. Knockout for communication cable, 3/4inch
4. External ground connection point
5. Side knockout for DC input cable,1-1/4inch
6. Side knockout for AC output cable, 1-1/4inch
7. Side knockout for communication cable
，
3/4inch
Figure 4.1 – Knockouts and External Ground Connection
