Installation
16
users manual inverter SE2.8i - SE3.8i - SE4i - SE5i
2.3 Wiring the inverter
The SE inverter is provided with four (4) (three (3) for SE 2.8i) independent PV strings to be connected in parallel in the wiring box. The wiring
box of the SE inverter offers 3 options in DC cable connection, type DM, DS and S as shown in the figure 2.3.1.
DM
type wiring box has DC/AC
disconnect switch and MC4 connectors built on the box.
DS
type wiring box has DC/AC disconnect switch built on, but there is no MC4 connectors
for the DC wirings.
S
type wiring box has neither DC/AC disconnect switch nor MC4 DC connectors built on. Both
DS
and
S
types of wiring boxes
have only screw terminals and cable glands for the DC wirings with the wire size in the range of #10 AWG and #6 AWG.
It is necessary to remove the cover of the wiring box before wiring the inverter. If there is a DC/AC disconnect switch built on the wiring box,
then the DC/AC disconnect switch shall be turned to the OFF position first as shown in figure 2.3.2. And then remove the screws, two on each
side of the cover; remove the cover of the wiring box as shown in the figure 2.3.3 below.
Fig 2.3.1 Wiring box type
Содержание se2.8i
Страница 1: ...nverters...
Страница 12: ...11 1 pc 1 pc...
Страница 18: ...on 17 OFF Fig 2 3 3 Remove the cover of the wiring box...
Страница 29: ...Fig 2 3 3 4 RS 485 connection Installation user s manual inverter SE2 8i SE3 8i SE4i SE5i...
Страница 54: ...53...
Страница 62: ...61 M SE 2 8i DS Fig 5 1 2 Outline Drawing of SE2 8i DS SE 3 8i DM Fig 5 1 4 Outline Drawing of SE3 8i DM...
Страница 64: ...63 E5i S...
Страница 72: ...71 4 2 1 1 Remove the cover of the Inverter 5 4 2 1 2 Remove the DC and AC wires...
Страница 74: ...73 5 4 2 1 5 Un hang the inverter carefully cate the cover plate in place and fasten the screws...
Страница 76: ...75 tall the cover plate and fix it on the top of the wiring box...
Страница 81: ...Notes user s manual inverter SE2 8i SE3 8i SE4i SE5i...
Страница 82: ......