Principal wiring box components
AC line disconnect switch
36
(wiring box -S / -SX)
Model: OT100F4N2 or equivalent
AC disconnect switch
Voltage Utilisation category Current
380-415Vac AC22A 100A
380-415Vac AC23A 80A
DC line disconnect switch
14
(wiring box -S/ -SX/ -SY)
Model: OTDC200U02 or equivalent
DC disconnect switch
Voltage Utilisation category Current
1000Vdc UL98B 200A
String fuses
22
(wiring box -SX/ -SY)
The standard string protection fuses installed on the inverter have the
following features:
Voltage Rating Type
1000Vdc 15 A (Max. Rating 20A) gPV
DC overvoltage surge arresters
15
(class 2 for wiring box -SX)
The DC overvoltage surge arresters installed in this wiring box model are of
the Dehn DG M YPV SCI 1000 FM (6 cartridges) type or Dehn DG M PV2
SCI 1000 FM (5 cartridges) type. The surge arresters consist of interchan-
geable cartridges type DG MOD PV SCI 500 (A) and DG MOD PV 500 (B).
In the event of damage to the surge arresters caused by atmospheric
agents, spare part kits may be ordered quoting code KIT SURGE DC
SIDE TRIO.
DC overvoltage surge arresters
15
(class 1+2 for wiring box -SY)
The DC overvoltage surge arresters installed in this wiring box model are
of the CITEL DS60VGPV-1000 type. In the event of damage to the surge
arresters caused by atmospheric agents, the protection device must be
replaced as it is not equipped with interchangeable cartridges.
AC overvoltage surge arresters
18
(for wiring box -SX)
The AC surge arresters installed are type Dehn DG M TT 275 FM (or
equivalent), composed of four interchangeable cartridges, type DG MOD
275 (D) and DG MOD NPE (C).
In the event of damage to the surge arresters caused by atmospheric agents,
spare part kits may be ordered quoting code KIT SURGE AC SIDE TRIO
In the event of damage to the surge arresters caused by atmospheric
agents, spare part kits are available.
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